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This analysis uses ABS Statistical Areas Level 2 (SA2) boundaries, which can materially differ from Suburbs and Localities (SAL) even when sharing similar names.
SA2 boundaries are defined by the Australian Bureau of Statistics and are designed to represent communities for statistical reporting (e.g., census and ERP).
Suburbs and Localities (SAL) represent commonly-used suburb/locality names (postal-style areas) and may use different geographic boundaries. For comprehensive analysis, consider reviewing both boundary types if available.
est. as @ -- *
ABS ERP | -- people | --
2021 Census | -- people
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Isaacs has an estimated 2,402 residents. That puts 777 residents on each 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
According to research conducted by AreaSearch, the resident count of Isaacs stands at approximately 2,402 as of Aug 2026. This represents a net addition of 23 people (1.0%) relative to the 2021 Census tally of 2,379 people. Such trajectory is derived from address validation following the Census alongside the ABS estimated resident population figure of 2,402 dated June 2025. With a population density of 777 persons per square kilometer, Isaacs sits broadly on par with typical benchmarks tracked by AreaSearch. Expansion in the local populace has been anchored predominantly by overseas migration, which made up around 80.8% of all recent population gains.
Projections utilised by AreaSearch originate from the ABS/Geoscience Australia dataset released in 2024 (using 2022 as its base period) across SA2 boundaries. Where coverage is absent or extends beyond post-2032, ACT Government SA2 cohort projections (also indexed to 2022) are implemented. Under this framework, demographic forecasts point to an aggregate contraction of 191 persons by 2041. In contrast to this overall decline, particular age brackets are slated to expand, most notably the 85 and over group with a projected gain of 67 people.
Frequently Asked Questions - Population
Detail
Building activity within Isaacs has remained exceptionally quiet, registering just 1 approval across a five-year timeframe. Such subdued construction reflects an established, mature locality where fresh residential stock rarely emerges. Although this scarce pipeline bolsters existing real estate valuations by curtailing supply, it likewise signals an established, low-turnover residential market. Relative to Australian Capital Territory, building approvals in Isaacs remain notably subdued. While local construction has seen some recent uptick, the prevailing scarcity of fresh additions helps sustain firm interest and pricing for established dwellings. The pace is similarly constrained compared to nationwide figures, underscoring both geographic maturity and potential supply restrictions.
With demographic projections pointing toward a flat or receding headcount, residential competition in Isaacs could ease, yielding advantageous market dynamics for incoming purchasers.
Frequently Asked Questions - Development
Development applications around Isaacs
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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 41 current infrastructure and development projects close to Isaacs, worth an estimated $3.94 billion. 7 are already under construction and 9 are due for completion within three years. The pipeline spans residential development, communities, precincts & urban renewal and health & medical. 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 capital works, major development initiatives, and planning schemes play a vital role in shaping community outcomes. AreaSearch has pinpointed 1 key project positioned to influence the surrounding district. Notable developments include the Canberra Hospital Master Plan, Mixed-Use Complex In Mawson, Affordable Housing Project Fund, and The Centenary Hospital for Women and Children Expansion Project.
Professional plan users can use the search below to filter and access additional projects.
INFRASTRUCTURE SEARCH
Denotes AI-based impression for illustrative purposes only, not to be taken as definitive under any circumstances. Please follow links and conduct other investigations from the project's source for actual imagery. Developers and project owners wishing us to use original imagery please Contact Us and we will do so.
Frequently Asked Questions - Infrastructure
Wanniassa Hills Primary School Modernisation
ACT Government modernisation project at Wanniassa Hills Primary School delivering a preschool upgrade and replacement of existing gas boilers with fully electric heat pumps to improve energy efficiency, thermal comfort and learning environments. The works build on the school's earlier major modernisation program including new learning communities, administration refurbishment, hall improvements and expanded parking. Electrical supply upgrade works were tendered in 2025 to support the new HVAC system.
Woden Community Services Hub
A new four-storey facility in Woden Town Centre that will centralise community and government services under one roof, bringing together services currently operating from multiple buildings in the region. It will include child and family services, meeting rooms, a multi-purpose hall, and workshop spaces. Construction is expected to commence in 2026-27.
Canberra Hospital Master Plan
The Canberra Hospital Master Plan is a 20-year strategic development blueprint prepared by Canberra Health Services and the ACT Government to guide campus expansion through 2041. Organized into seven specialized clinical and research precincts, the plan builds upon the recent $660 million Critical Services Building (Building 5) and Yamba Drive entrance upgrades. Future stages focus on a new pathology and clinical support facility, mental health precinct enhancements, and consolidated parking infrastructure.
Skye by Trilogy (Section 117 Phillip)
A landmark 20-storey mixed-use residential tower comprising 188 luxury apartments with ground-floor retail and commercial space, located directly opposite Westfield Woden in the Phillip town centre. Developed by Zapari, the project forms part of the broader high-rise transformation of the Woden Town Centre precinct.
Ivy by Morris (Section 54 Phillip)
A premium 18-storey residential tower offering 212 apartments with rooftop amenities, ground-floor retail and direct connection to the redeveloped Woden Town Square.
Mixed-Use Complex In Mawson
Development of 92 apartments with commercial components, designed by Oztal Architects, includes two buildings and basement parking.
The Valley Ponds - Wanniassa
Proposed medium-density residential estate of approximately 120-150 townhouses and apartments on former open space land between Wanniassa Hills and the Erindale Centre, part of the broader Indicative Land Release Program.
Mawson Shops 'Shop Top' Housing and Supermarket Development
Release of land for a supermarket at Mawson shops as part of a 'shop top' housing development, providing more affordable homes.
1,152 residents of Isaacs are employed, from a labour force of 1,190. Unemployment sits at 3.2%, with participation at 58.0%. Weighted for its industry mix, the area's sectors are forecast to grow about 6.9% nationally over five years. That reflects industry composition only and makes no allowance for local population growth. The working-day population is estimated at 1,889, about 79% 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 labour pool in Isaacs is characterized by elevated qualifications and notable representation in critical public services, coupled with an unemployment rate of just 3.2% and steady hiring conditions over the prior twelve months. As of March 2026, 1,152 residents were employed, while local joblessness sat 0.9% under the Australian Capital Territory mark of 4.1%. However, workforce engagement is comparatively low, with a participation rate of 58.0% against 70.6% across Australian Capital Territory. Remote work was recorded by only 13.0% of participants in Census filings, though Covid-19 restrictions during that period may have influenced this outcome.
Key sectors employing local residents include public administration & safety, health care & social assistance, alongside professional & technical services. Isaacs demonstrates a distinct concentration in health care & social assistance, capturing an employment share 1.4 times greater than the wider region. Conversely, retail trade is comparatively underrepresented, accounting for 4.5% of workers against 6.6% regionally. Based on Census comparisons between local workplace counts and resident workers, on-site employment within the suburb itself appears restricted. AreaSearch evaluations of ABS and SALM figures indicate that over the 12 months to March 2026, local employment rose by 0.3% while the workforce base grew by 1.2%, resulting in an unemployment increase of 0.9 percentage points. Across Australian Capital Territory, employment expanded by 0.3%, the labour pool increased by 1.1%, and unemployment climbed by 0.7 percentage points. Longer-term hiring prospects can be assessed using Jobs and Skills Australia national projections from Mar-26. These five- and ten-year models, which anticipate national job gains of 6.6% over five years and 13.7% over ten years, have been mapped to Isaacs's industry profile. By applying these specific industry growth rates to the local sectoral distribution, Isaacs is modeled to experience employment growth of 6.9% over five years and 14.1% over ten years (serving as an indicative weighted extrapolation excluding local population adjustments).
Frequently Asked Questions - Employment
Median household income in Isaacs is $2,670 a week (about $139,000 a year), with median personal income at $1,307 a week. ATO records put median taxable income at $76,974 a year against an average of $99,200. 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
ATO taxation data compiled by AreaSearch at the postcode level for financial year 2023 indicates that Isaacs SA2 taxpayers recorded a median income of $76,974 and an average of $99,200. These figures rank exceptionally high across the country and exceed the Australian Capital Territory median of $72,206 and average of $85,981. Factoring in Wage Price Index growth of 10.44% since financial year 2023, updated estimates reach roughly $85,010 (median) and $109,556 (average) as of March 2026. Findings from the 2021 Census place Isaacs between the 93rd and 94th percentiles nationally across personal, family, and household earnings.
Income distribution reveals that 31.7% of residents (761 individuals) earn in the $4000+ bracket, whereas the wider regional peak is in the $1,500 - 2,999 category (34.3%). With 45.3% receiving above $3,000/week, the area demonstrates considerable financial resources, retaining 90.5% of income once housing costs are paid and securing a SEIFA income position in the 9th decile.
Frequently Asked Questions - Income
Isaacs had 915 occupied dwellings at the 2021 Census, 84% detached houses and 0% apartments. 31% are owned with a mortgage, 18% rented and 52% owned outright. At that Census the median rent was $520 a week and the median mortgage repayment $2,300 a month. Rent absorbs 19.5% of household income here and mortgage repayments 19.9%. Dwelling stock, tenure and housing costs are 2021 Census measures — the only source that counts dwellings at this boundary size.
Detail
The residential stock in Isaacs recorded during the latest Census consisted of 83.9% houses alongside 16.1% other dwellings (incorporating apartments, semi-detached properties, and 'other' dwellings), contrasting with 63.3% houses and 36.7% other dwellings throughout Australian Capital Territory. Outright ownership was significantly higher locally at 51.9%, with remaining properties distributed between mortgaged homes (30.6%) and rentals (17.5%). Financing costs were notably elevated, as the local median monthly mortgage repayment reached $2,300 versus $2,080 across Australian Capital Territory, while median weekly rent was $520 compared to $450 across Australian Capital Territory. On a national scale, mortgage expenses in Isaacs sit well above the Australian benchmark of $1,863, with rental costs substantially exceeding the national $375 baseline.
Frequently Asked Questions - Housing
Isaacs counted 915 households at the 2021 Census, averaging 2.5 people each. 32% are couples with children, against 35% couples without children. 21% of households are people living alone, and families average 1.6 children. Household and family composition is measured only by the Census, so these are 2021 figures.
Detail
Family living arrangements represent 76.4% of Isaacs households, featuring couples without children at 34.5%, couples with children at 32.0%, and single parent families at 8.8%. Non-family setups make up the remaining 23.6%, where lone person residences constitute 20.7% and group homes comprise 2.6%. The typical household size stands at 2.5 people, aligning directly with the broader Australian Capital Territory average.
Frequently Asked Questions - Households
53.6% of adults in Isaacs hold a university qualification, including 28.2% with a bachelor degree and 19.5% with postgraduate qualifications. A further 11.6% hold a vocational qualification. Qualifications come from the 2021 Census.
Detail
Isaacs demonstrates exceptional academic metrics, with 53.6% of residents aged 15+ possessing higher education degrees, well above the 30.4% national standard and 46.8% across the SA4 region. Such strong tertiary representation underpins a robust knowledge-sector profile. Bachelor degrees make up the largest share at 28.2%, accompanied by postgraduate qualifications (19.5%) and graduate diplomas (5.9%). Technical and trade accreditations encompass 19.8% of individuals aged 15+, consisting of certificates (11.6%) and advanced diplomas (8.2%). A substantial 25.2% of the local population is engaged in formal studies. This total is distributed across primary schooling at 8.9%, secondary education at 6.5%, and tertiary courses at 5.5%.
Frequently Asked Questions - Education
Schools Detail
Public transport in Isaacs reaches 17 stops on 34 routes, timetabled for about 3,200 services a week. The typical home sits about 170 m from its nearest stop. Buses carry the largest share of public transport commuters. Households keep an average of 1.6 vehicles. Stop and service counts are built from operators' published GTFS timetables and refresh with each timetable release; vehicle ownership is from the 2021 Census.
Detail
Network analysis identifies 17 operational transit stops within Isaacs, providing access to bus connections across 34 separate routes that deliver 3,150 weekly passenger trips. Transit access is very convenient, with residents generally situated 165 meters from their nearest stop. Given the suburb's residential profile, outward commuting prevails, with private vehicles accounting for 92% of journeys and buses accommodating 6%. Vehicle access stands at an average of 1.6 cars per household, surpassing regional levels, while 13.0% of workers performed their duties from home according to the 2021 Census (which may reflect prevailing COVID-19 settings).
Transit services maintain an average volume of 450 trips per day across all available routes, translating to roughly 185 weekly departures per stop.
Frequently Asked Questions - Transport
Transport Stops Detail
66.8% of residents in Isaacs report no long-term health condition, a healthier profile than 83% of areas nationally. 5.6% need daily assistance with core activities, and 70.4% hold private health cover. The standardised death rate runs at 2.7 per 1,000 residents. Health conditions, assistance needs and insurance are 2021 Census measures; the death rate comes from current ABS releases.
Detail
Evaluations by AreaSearch regarding mortality and illness show strong health outcomes throughout Isaacs, highlighted by minimal incidence of common conditions among younger demographics and an exceptionally robust private health insurance rate of roughly 70% of the population (1,691 people). This coverage level surpasses both the Australian Capital Territory figure of 62.4% and the national average of 55.7%. Among recorded long-term health issues, arthritis and asthma are the most prevalent locally, affecting 9.9 and 7.0% of the community respectively, while 66.8% of residents reported having no medical ailments (compared to 70.2% across Australian Capital Territory).
Better than average health profiles are evident among residents under 65. The area also features 28.0% of its population in the 65 and over bracket (673 people), substantially above the 14.2% proportion across Australian Capital Territory. While seniors in Isaacs achieve above-average health results, their relative national standing is somewhat lower than that of the broader local populace.
Frequently Asked Questions - Health
36.6% of Isaacs residents were born overseas and 31.6% speak a language other than English at home, more culturally diverse than 78% of areas nationally. The largest reported ancestries are English (21.9%) and Australian (18.0%). Ancestry, language and country of birth are counted only by the Census, so these are 2021 figures.
Detail
Cultural diversity is pronounced in Isaacs, where 36.6% of residents were born outside Australia and 31.6% use a non-English language at home. Christianity forms the largest faith group, representing 51.1% of the population. Hinduism displays the most prominent regional variance, accounting for 6.6% of local residents compared to 4.8% across Australian Capital Territory. Ancestral backgrounds in Isaacs are led by English ancestry at 21.9%, followed by Australian at 18.0% (trailing the 23.0% regional rate) and Other backgrounds at 13.5%. Specific European ancestries show notable concentrations relative to regional norms, including Polish at 1.6% (compared to 0.8% regionally), Croatian at 1.4% (versus 0.9%), and Hungarian at 0.6% (against 0.3%).
Frequently Asked Questions - Diversity
The median resident of Isaacs is 48, older than 89% of areas nationally. That is 1 year younger than at the 2021 Census. 22.4% 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 age structure of Isaacs is considerably older than broader regional benchmarks. As of updated estimates to August 2026, retiree and senior age brackets (65+) make up 28.0% of the populace, in contrast to 14.2% across Australian Capital Territory, whereas young to middle aged adults (25 - 44) account for only 20.7% against 32.8% across the wider region. AreaSearch places the median age at 48 as at August 2026, down from 49 at the 2021 Census, yet 13 years above the Australian Capital Territory median of 35 recorded at that Census (and above the national median of 38 at the same Census).
Following the Census, the share of middle aged and young retiree cohorts (45 - 64) decreased from 28.3% to an estimated 23.8%. Concurrently, the 65 to 74 demographic reduced from 14.4% to an estimated 11.9%, while the 75 to 84 cohort expanded from 10.2% to 12.7%, reflecting an established population ageing in place without equivalent inward migration of younger families. Senior and retiree segments are forecasted to generate the largest absolute increase by 2041, growing by 21 (3%) to 695, whereas young to middle aged adults, along with children and young adults, are projected to decrease over that timeframe.
Frequently Asked Questions - Age
Data & MethodBoundaries, Sources & Method for Isaacs
9 of 14 data sections on this page were updated within the last 12 months — the newest current to Sep 2026.
Everything is aggregated to the SA2 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) | Aug 2026 last month 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 Aug 2026, with the 2021 Census supplying the small-area baseline. | ||
| Age profile | ABS, Geoscience Australia, State governments Annual | Aug 2026 last month headline measures · 2021 Census baseline |
| Age cohorts are re-based to the latest ABS population estimates and state projections, current to Aug 2026. Each cohort is held as a Census baseline and a current estimate. | ||
| Development & approvals | ABS, GNAF Monthly (ABS approvals) | Aug 2026 last month headline measures · Jul 2026 baseline |
| Property sales & rents | Valuer General, Rental Board, ABS Weekly sales, quarterly rents | Sep 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 Sep 2026. | ||
| Infrastructure projects | Infrastructure Australia, Local governments Daily | May 2026 4 months ago all 2 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 May 2026. | ||
| Employment | ABS, DEWR, JSA Quarterly (ABS SALM) | Mar 2026 6 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 last month headline measures · 2021 Census baseline |
| Transport | ABS, State Transport Departments Each timetable release | Jul 2026 2 months ago headline measures · 2021 Census baseline |
| Services & amenities | Provider directories, ACECQA Continuous | Jul 2026 2 months ago 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. The headline figure is therefore a current estimate for Aug 2026, not a 2021 count (2,379 at the 2021 Census → 2,402 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 Aug 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 (801091104). QuickStats reports 2021 only — the figures on this page are more current wherever the ledger shows a later date.