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This analysis uses Suburbs and Localities (SAL) boundaries, which can materially differ from Statistical Areas (SA2) even when sharing the same name.
SAL boundaries are defined by Australia Post and the Australian Bureau of Statistics to represent commonly-known suburb names used in postal addresses.
Statistical Areas (SA2) are designed for census data collection and may combine multiple suburbs or use different geographic boundaries. For comprehensive analysis, consider reviewing both boundary types if available.
est. as @ -- *
2021 Census | -- people
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Strathalbyn (SA) has an estimated 8,199 residents, up from 7,246 at the 2021 Census — a change of 953 people, or 13.2%. Growth has averaged 2.2% a year over five years, faster than 81% of areas nationally. 406 new addresses have been validated here since Census night. Interstate and internal migration accounts for 80.0% of that increase. Density is about 70 people per square kilometre. Population is estimated from ABS Estimated Resident Population releases and GNAF address data, re-based from the 2021 Census and updated annually.
Detail
Drawing on ABS population statistics for the surrounding region alongside address registers verified by AreaSearch subsequent to the Census, Strathalbyn (SA) has an estimated residency of 8,199 as of May 2026. This indicates an expansion of 953 residents (13.2%) compared to the 2021 Census, which counted 7,246 individuals. The shift is calculated from a resident population of 8,045 estimated by AreaSearch using the June 2025 ABS ERP data release, combined with an extra 406 validated new addresses post-Census. With this population level, the density ratio stands at 69 persons per square kilometer, indicating generous space allocations and capacity for future housing projects.
The 13.2% rate of expansion in Strathalbyn (SA) since the 2021 census outpaced the Rest of SA (5.9%) and its broader SA4 region, positioning it as a leading growth zone. Population expansion in this locality was mostly stimulated by interstate migration, which accounted for approximately 80.0% of the overall population gains in recent times. Projections from ABS and Geoscience Australia released in 2024 with a 2022 baseline are applied to each SA2 region. For locations lacking this data and for dates after 2032, regional and LGA projections by age bracket published by the SA State Government in 2023 (utilizing 2021 data) are used, applying a weighting method to aggregate local government growth to the SA2 level. Future demographics point to population growth exceeding the median of national non-metropolitan zones, with the suburb of Strathalbyn (SA) projected to add 1,410 residents by 2041 under combined SA2 forecasts, representing a 15.3% overall rise across the 16 years.
Frequently Asked Questions - Population
531 new dwellings have been approved in Strathalbyn (SA) over the past five years, an average of 106 a year. That places the area in the 86th percentile for residential development activity nationally, about 13 approvals per 1,000 residents a year. Of the 106 dwellings approved in the latest reporting year, 100% were detached houses and the rest townhouses or apartments. Approvals are currently running at an annualised 184, running ahead of that longer-run average. Figures come from ABS building approvals aggregated to this Suburb (SAL) boundary and are updated monthly as the ABS releases them.
Detail
Analysis of building approval statistics from the ABS indicates that the local area has recorded an average of 106 new residential approvals per year, summing to roughly 531 dwellings over the last 5 financial years. For the current FY-26 period, 169 approvals have been logged. With an average occupancy of 1.6 new residents per completed dwelling annually over the 5 financial years spanning FY-21 to FY-25, residential supply and demand appear well proportioned, fostering stable market conditions. Newly built homes carry an average construction value of $342,000, which is moderately higher than the regional average and points to a focus on quality builds.
Furthermore, commercial building approvals have reached $21.0 million during this financial year, showing a moderate volume of commercial investment. Strathalbyn shows comparable per capita development activity to the Rest of SA, preserving a balanced market in line with the wider region. This level sits significantly higher than the national standard, pointing to strong developer interest. Recent building activity has consisted entirely of standalone houses, reinforcing the low density character of the area and appealing to buyers seeking extra space. The ratio of roughly 59 people per approval indicates an active growth zone. Projections indicate that the local population will grow by 1,256 residents by 2041, based on the latest quarterly calculations. Current construction trends suggest that incoming housing volume will easily satisfy demand, maintaining favorable conditions for buyers and potentially supporting population growth above current forecasts.
Frequently Asked Questions - Development
Development applications around Strathalbyn (SA)
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| Lodged | Address | Description | Type | Distance | Status |
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SOURCE: Planning portals and council registers, compiled by AreaSearch. Distance & bearing measured from the suburb midpoint.
AreaSearch tracks 6 current infrastructure and development projects inside Strathalbyn (SA), worth an estimated $237 million. A further 24 sit in the immediately surrounding suburbs, taking the tracked pipeline within reach of the area to $3.36 billion. 14 are already under construction and 10 are due for completion within three years. The pipeline spans residential development, transport & logistics and communities, precincts & urban renewal. Records are compiled from Infrastructure Australia, state agencies, council planning portals and public announcements, reviewed and updated daily, then ranked by proximity, construction stage, completion horizon and project scale.
Detail
Local performance is highly dependent on modifications to infrastructure, major developments, and urban planning schemes. In total, 7 key projects have been identified by AreaSearch as having a potential impact on the locality, with key examples including Lot 5 Hampden Way Local Activity Centre, Aurora Strathalbyn, Air at Strathalbyn, and Aspen Lifestyle Strathalbyn.
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Frequently Asked Questions - Infrastructure
Lot 5 Hampden Way Local Activity Centre
Rezoning approved to transform a key strategic site into a Local Activity Centre. The development will facilitate a small-scale supermarket, specialty shops, fast food outlets, and commercial services. It aims to support the growing population in northern Strathalbyn, providing local employment and reducing escape expenditure to neighboring areas like Mount Barker.
Aurora Strathalbyn
A master-planned residential community in Strathalbyn developed by Hickinbotham Group's Land Australia, accommodating more than 300 families as the region prepares for a forecast population increase of around 1800 people over the next decade. More than 65 families have already moved in. The estate offers house and land packages for first homebuyers, families, empty-nesters, and retirees, with access to public transport, schools, walking trails, parks, and shopping. A $2 million community playground, Aurora Park, has opened, and Hickinbotham has partnered with Catholic Education South Australia to deliver a new $30 million campus of St Francis de Sales College within the estate, expected to open in 2029.
Air at Strathalbyn
Air at Strathalbyn is a boutique residential land subdivision in the Adelaide Hills, delivering approximately 110 lots ranging from 663sqm to 2000sqm within the Alexandrina Council. Developed by Wel.Co on an elevated site adjacent to the Angas River, the estate features tree-lined streets, open spaces and house and land packages, close to Strathalbyn Town Centre, schools and shops in the Fleurieu Peninsula. Stage 1, the first 20 lots, was completed in mid-2025, with civil works for Stages 3 and 4 underway and lots currently sold out pending release.
Aspen Lifestyle Strathalbyn
Over 50s lifestyle village offering quality and affordable 2 and 3 bedroom homes with low-maintenance living, communal clubhouse with bar, garden, pool table, gym, bocce court, pet-friendly facilities, no stamp duty, and no exit fees.
Strathalbyn Town Centre Revitalisation
An eight-stage council-led upgrade of Strathalbyn's core streets and civic assets. Stages 1-7 delivered streetscape, lighting, paving and access improvements across High, Sunter, Swale and Dawson Streets. Stage 8 refurbished the heritage Town Hall into a modern multi-use community venue. All stages are now complete, with hall hire opening from early September 2025.
Level Crossing Pedestrian Maze Works
An Australian Government Infrastructure project to construct a level crossing pedestrian maze on the north side of East Terrace, Strathalbyn, to create a safer pedestrian crossing on an active train line. The project is managed by Alexandrina Council.
River Road Junction Improvements
Safety upgrades to key road junctions including widening, resurfacing, drainage, lighting, line marking, and signage to improve access and connectivity for the local community.
Glenlea Mount Barker Estate
Completed residential estate developed by Axiom Properties in joint venture with the Gilbert family, spanning 50 hectares and featuring approximately 600 residential lots, preserving 7 hectares of open space including century-old red gums and a natural watercourse, with underground power throughout.
3,777 residents of Strathalbyn (SA) are employed, from a labour force of 3,876. Unemployment sits at 2.6%, with participation at 57.2%. Weighted for its industry mix, the area's sectors are forecast to grow about 6.1% nationally over five years. That reflects industry composition only and makes no allowance for local population growth, so in an area growing as fast as this one it understates the likely rise in local jobs. The working-day population is estimated at 7,169, about 87% of the resident population, so more people leave the area for work than travel in. Unemployment and labour force come from ABS Small Area Labour Markets, updated quarterly; the industry and occupation profile is from the 2021 Census.
Detail
The local workforce displays a balanced mix of professional and manual roles, with solid representation in essential services, a low unemployment rate of 2.6%, and estimated annual jobs growth of 4.3% based on regional datasets. In March 2026, 3,777 residents were employed, and the unemployment rate was 2.9 percentage points lower than the 5.5% rate across Regional SA, while workforce participation closely matched the Regional SA average of 58.4%. Census records show that a modest 10.2% of workers operated from home, though this figure may have been influenced by pandemic-related lockdowns.
The principal sectors employing local residents are healthcare and social assistance, retail trade, and construction. The area shows a clear specialization in healthcare and social assistance, where the local employment share is 1.2 times the regional average. Conversely, agricultural, forestry, and fishing activities are less prominent, employing 6.6% of workers compared to 14.5% across the region. The comparison of working census respondents to the resident population suggests local job opportunities are somewhat limited. Based on local aggregations of SALM and ABS datasets, the year ending March 2026 saw employment expand by 4.3% and the total labor force grow by 4.7%, leading to a 0.4 percentage point rise in unemployment. This compared to Regional SA, which experienced a 1.2% rise in employment, a 2.6% expansion in the labor force, and a 1.4 percentage point increase in unemployment. National employment projections from Jobs and Skills Australia published in May-25 offer context for future local demands. Over a five and ten-year horizon, national employment is projected to grow by 6.6% and 13.7% respectively, though sectoral growth rates vary. Mapping these trends suggests local employment could rise by 6.1% over five years and 13.0% over ten years.
Frequently Asked Questions - Employment
Median household income in Strathalbyn (SA) is $1,254 a week (about $65,000 a year), with median personal income at $641 a week. ATO records put median taxable income at $45,688 a year against an average of $57,044. Household income is from the 2021 Census; taxable income is from ATO Taxation Statistics for the latest financial year available, indexed forward using the ABS Wage Price Index.
Detail
Based on localized ATO taxation statistics from the 2023 financial year, taxpayers in the area recorded a median income of $45,688 and an average income of $57,044. These figures sit below the national average and compare to Regional SA averages of $48,920 and $58,933. Adjusted for Wage Price Index growth of 10.17% since the 2023 financial year, estimated income values stand at approximately $50,334 for the median and $62,845 for the average as of March 2026. According to the Census, household, family, and personal incomes all place in the 17th percentile nationwide.
The largest income group contains 29.2% of residents (2,394 individuals) earning between $1,500 - 2,999, mirroring the wider region where this same bracket contains 27.5% of the population. Housing costs present major challenges, leaving residents with only 84.3% of their income, which ranks in the 18th percentile.
Frequently Asked Questions - Income
Strathalbyn (SA) had 2,838 occupied dwellings at the 2021 Census, 94% detached houses and 0% apartments. 39% are owned with a mortgage, 21% rented and 40% owned outright. At that Census the median rent was $300 a week and the median mortgage repayment $1,500 a month. Rent absorbs 23.9% of household income here and mortgage repayments 27.6%. Dwelling stock, tenure and housing costs are 2021 Census measures — the only source that counts dwellings at this boundary size.
Detail
At the time of the latest Census, residential structures in the area were made up of 94.1% standalone houses and 5.9% alternative housing types, compared to Regional SA where houses made up 88.5% and alternative dwellings accounted for 11.5%. Home ownership rates matched the Regional SA average of 40.3%, with 39.0% of properties carrying a mortgage and 20.7% occupied by tenants. The median monthly mortgage payment of $1,500 was notably higher than the Regional SA average of $1,153, while the median weekly rent stood at $300, compared to Regional SA's average of $220.
Nationally, local mortgage commitments are lower than the Australian median of $1,863, and weekly rental costs remain well below the national median of $375.
Frequently Asked Questions - Housing
Strathalbyn (SA) counted 2,838 households at the 2021 Census, an estimated 3,211 today, averaging 2.4 people each. 25% are couples with children, against 34% couples without children. 27% of households are people living alone, and families average 1.8 children. Household and family composition is measured only by the Census, so these are 2021 figures.
Detail
Families make up the majority of households at 71.9%, consisting of 25.4% couples with children, 34.0% couples without children, and 11.8% single parent households. Non-family living arrangements account for the remaining 28.1%, with single-person households at 26.5% and shared group households at 1.7%. The median household occupancy is 2.4 people, slightly larger than the Regional SA average of 2.3.
Frequently Asked Questions - Households
15.9% of adults in Strathalbyn (SA) hold a university qualification, including 11.8% with a bachelor degree and 2.2% with postgraduate qualifications. A further 31.3% hold a vocational qualification. 4 schools serve the area, with 1,713 enrolment places and an average ICSEA of 995 against a national benchmark of 1,000. Qualifications come from the 2021 Census; school enrolments, ICSEA and results come from ACARA's current release.
Detail
Educational attainment presents specific hurdles, with tertiary graduation rates at 15.9%, which is considerably lower than the national average of 30.4%. Bachelor degrees are the most common higher qualification at 11.8%, while postgraduate degrees make up 2.2% and graduate diplomas represent 1.9%. Vocational and practical training is highly prevalent, with 42.7% of residents aged 15 and over holding technical qualifications, split between advanced diplomas at 11.4% and certificates at 31.3%. Enrollment rates in formal education are high, with 26.1% of the population participating in study. This group is composed of 9.7% in primary school, 8.4% in high school, and 2.8% in higher education courses.
Frequently Asked Questions - Education
Schools Detail
Getting around Strathalbyn (SA) means driving: households keep an average of 1.6 vehicles, and scheduled services reach only a handful of stops. Service data is built from operators' published GTFS timetables; vehicle ownership is from the 2021 Census.
Detail
Analysis of transit options shows 4 active bus stops operating in the area. These stops are served by 2 distinct routes, which provide a combined total of 60 passenger journeys per week. Accessibility is limited, with residents living an average of 787 meters from the nearest stop. The area functions primarily as a commuter zone, with 93% of residents driving to work. Vehicle ownership stands at an average of 1.6 cars per household. A low 10.2% of residents worked from home at the time of the 2021 Census, which may have been influenced by pandemic conditions.
The average service frequency across all transit routes is 8 trips per day, which translates to approximately 15 weekly journeys for each individual stop.
Frequently Asked Questions - Transport
Transport Stops Detail
61.6% of residents in Strathalbyn (SA) report no long-term health condition. 8.1% need daily assistance with core activities, and 49.6% hold private health cover. The standardised death rate runs at 5.2 per 1,000 residents. Health conditions, assistance needs and insurance are 2021 Census measures; the death rate comes from current ABS releases.
Detail
Based on analysis of mortality statistics and chronic disease rates, the local population faces notable health issues, with common ailments present across different age brackets. Private health insurance coverage is relatively low, held by approximately 50% of the population (~4,065 residents), compared to a national average of 55.7%. Arthritis and mental health conditions are the most prevalent diagnoses, affecting 11.0% and 10.0% of the population respectively. Meanwhile, 61.6% of residents reported having no chronic medical conditions, compared to 62.5% across Regional SA. Chronic health conditions are higher than average among working-age residents.
Seniors aged 65 and older represent 27.8% of the local population (2,279 individuals), and health outcomes for this group show some challenges, with national rankings aligning with the broader population trends.
Frequently Asked Questions - Health
Strathalbyn (SA) is largely Australian-born, at 87.1% of residents, with 2.5% speaking a language other than English at home. The largest reported ancestries are English (36.3%) and Australian (29.7%). Ancestry, language and country of birth are counted only by the Census, so these are 2021 figures.
Detail
Cultural diversity in the area is below the national average, with 87.1% of residents born in Australia, 92.2% holding citizenship, and 97.5% using only English at home. Christianity is the primary religious affiliation, representing 42.4% of the population. The most visible statistical variance is in Judaism, which is recorded at a rate of exactly natural language zero percent of the population, matching the regional average of natural language zero percent. English ancestry is claimed by 36.3% of the population, followed by Australian ancestry at 29.7% and Scottish ancestry at 8.8%.
There are also distinct local concentrations of other heritages, with German ancestry representing 7.6% of residents (compared to 8.2% across the region), Dutch at 1.9% (compared to 1.3%), and Welsh at 0.6% (compared to 0.5%).
Frequently Asked Questions - Diversity
The median resident of Strathalbyn (SA) is 47, older than 85% of areas nationally. 21.9% of residents are aged 15 to 34. Age cohorts are not raw Census counts: the Census split is re-based to the latest ABS population estimates and state projections.
Detail
The median age of local residents is 47 years, matching the regional average of 47 years and sitting higher than the national median of 38 years. Compared to Regional SA, there is a higher concentration of residents in the 75 - 84 age bracket (10.6% locally) and a lower concentration in the 55 - 64 bracket (12.9%). Since the 2021 Census, the 75 to 84 cohort has increased from 9.3% to 10.6% of the population, and the 25 to 34 group has risen from 9.9% to 11.0%. Conversely, the 5 to 14 age group has shrunk from 12.4% to 10.8%, and the 45 to 54 group has decreased from 12.7% to 11.3%.
By 2041, demographic patterns are projected to shift, with the 85+ cohort increasing by 112% (294 people) to reach 557 from a base of 262, while the 15 to 24 cohort is expected to grow by a marginal 1% (10 people).
Frequently Asked Questions - Age
Data & MethodBoundaries, Sources & Method for Strathalbyn (SA)
9 of 14 data sections on this page were updated within the last 12 months — the newest current to Aug 2026.
Everything is aggregated to the Suburb (SAL) boundary shown above, on a 2021 Census baseline. Only 3 sections — housing, households and cultural diversity — still wait on the 2026 Census.
The ledger — source, cycle and currency by section
| Section | Source & update cycle | Currency |
|---|---|---|
| Updated within the last 12 months 9 sections | ||
| Population | ABS, GNAF, Geoscience Australia Annual (ABS ERP) | May 2026 3 months ago headline measures · 2021 Census baseline |
| Re-based to the ABS Estimated Resident Population (June 2025 release) and updated with new dwellings from GNAF address data. Current to May 2026, with the 2021 Census supplying the small-area baseline. | ||
| Age profile | ABS, Geoscience Australia, State governments Annual | May 2026 3 months ago headline measures · 2021 Census baseline |
| Age cohorts are re-based to the latest ABS population estimates and state projections, current to May 2026. Each cohort is held as a Census baseline and a current estimate. | ||
| Development & approvals | ABS, GNAF Monthly (ABS approvals) | Jun 2026 2 months ago headline measures · May 2026 baseline |
| Property sales & rents | Valuer General, Rental Board, ABS Weekly sales, quarterly rents | Aug 2026 this month all 21 measures |
| Sales from the state Valuer General register, refreshed weekly, and rents from quarterly rental bond lodgements. Both are read live each time this page loads, current to Aug 2026. | ||
| Infrastructure projects | Infrastructure Australia, State agencies, Local governments Daily | Aug 2026 this month all 6 projects tracked here |
| Project pipeline maintained continuously from Infrastructure Australia, state agencies, local government and public announcements. Records are added and revised daily; this area was last updated Aug 2026. | ||
| Employment | ABS, DEWR, JSA Quarterly (ABS SALM) | Mar 2026 5 months ago headline measures · 2021 Census baseline |
| Unemployment and labour force from ABS Small Area Labour Markets, current to Mar 2026. The growth outlook applies Department of Employment (now Jobs and Skills Australia) forecasts for all 19 industry divisions to the local industry mix, so it measures sector composition rather than local expansion and makes no allowance for population growth. Job demand comes from the same agency via its Internet Vacancy Index; industry and occupation structure from the 2021 Census. | ||
| Education | ABS, ACARA Annual (ACARA) | Aug 2026 this month headline measures · 2021 Census baseline |
| Transport | ABS, State Transport Departments Each timetable release | Jul 2026 last month headline measures · 2021 Census baseline |
| Services & amenities | Provider directories, ACECQA Continuous | Jul 2026 last month all 14 measures |
| Annual and financial-year sources 2 sections | ||
| Income | ABS, ATO Annual (ATO) | FY 2023 3 years ago headline measures · 2021 Census baseline |
| ATO taxable income statistics for FY 2023, indexed forward using the Wage Price Index. Census household income provides the distribution detail. | ||
| Health | ABS, ATO Annual | 2024 2 years ago headline measures · 2021 Census baseline |
| Census-measured — next update: 2026 Census 3 sections No more current small-area source exists for these, so they are labelled as Census-measured rather than implied to be current. | ||
| Housing | ABS 5-yearly (Census) | 2021 Census next update 2026 all 30 measures |
| Households | ABS 5-yearly (Census) | 2021 Census next update 2026 all 18 measures |
| Cultural diversity | ABS, Geoscience Australia 5-yearly (Census) | 2021 Census next update 2026 all 44 measures |
"Currency" is the most recent release feeding that section. Where the Census supplies the structural baseline underneath a current headline figure, the row says so.
How the numbers are built
Population
The Census provides the small-area baseline, aggregated from mesh blocks to this boundary. It is then re-based to the ABS Estimated Resident Population (June 2025 release), and new dwellings built since Census night are counted from address data — 406 validated new addresses here. The headline figure is therefore a current estimate for May 2026, not a 2021 count (7,246 at the 2021 Census → 8,199 now). Annual growth rates are compound (CAGR), not simple averages.
Age profile
Cohort shares are not raw Census counts. Every cohort is held as a pair — the Census baseline and a current estimate — and the split is re-based using ERP and state population projections, current to May 2026. Median age is the Census median plus modelled change since. Charts that show both are labelled "2021 Census vs Current Estimate".
Property sales
Sourced from the state valuation authority's sales register — current, not Census, and refreshed weekly. Medians are calculated from settled transactions in the period shown; periods with very low transaction counts are flagged or suppressed, because a handful of sales can move a median substantially.
Rents
Derived from state rental bond lodgement data, by dwelling type and bedroom count. Bonds are lodged at the start of a new tenancy, so this reflects new lettings, not the whole rented stock.
Development & infrastructure
Building approvals come from current ABS releases; development applications are collected from council and state planning portals; the infrastructure pipeline is compiled from Infrastructure Australia and local government sources. Applications are matched to this boundary by address or coordinates, so very recent lodgements may not yet appear.
Employment & income
Industry and occupation structure comes from the Census, but the headline labour-market indicators do not. Unemployment and labour force are derived from ABS Small Area Labour Markets (quarterly). The employment outlook applies Department of Employment forecasts for all 19 industry divisions to this area's own industry mix (the agency is now Jobs and Skills Australia), as does the Internet Vacancy Index used for job demand. Because it is weighted on industry composition alone, that outlook carries no allowance for local population growth — in fast-growing areas the real rise in local jobs will typically be higher. Income combines Census household income with ATO taxable-income statistics for FY 2023, indexed forward using the Wage Price Index.
Education, transport & amenities
School enrolments, ICSEA and performance come from ACARA's current release, not the Census. Public transport stops and service frequency are derived from GTFS timetable feeds published by state transport departments. Services and amenities are proximity and count scores built from provider directories, refreshed on their own cycle. The Census contributes only the travel-to-work and qualification measures.
Rankings and benchmarks. Where we rank this area, the comparison set is every area of the same boundary type — suburbs against suburbs, SA2s against SA2s. Benchmarks compare this area against its greater capital city region and the national figure for the same measure and period.
Limits worth knowing. Small areas carry larger error margins, and the ABS introduces small random adjustments to Census counts to protect confidentiality — so totals may not sum exactly. Estimates re-based from regional data describe the area's expected trajectory, not a direct count of it. Figures are indicative for research and are not financial, planning or valuation advice.
Cross-check us. The Census baseline for this boundary is at ABS 2021 Census QuickStats (SAL41395). QuickStats reports 2021 only — the figures on this page are more current wherever the ledger shows a later date.