Blair Athol (SA)

Population growth drivers in Blair Athol are strong compared to national averages based on AreaSearch's ranking of recent, and medium to long-term trends

Based on analysis of ABS population updates for Blair Athol, and new addresses validated by AreaSearch since May 2026, the suburb's population is estimated at around 5,458. This reflects an increase of 184 people from the 2021 Census figure of 5,274. The change was inferred from a resident population estimate of 5,433 by AreaSearch following examination of the latest ERP data release by the ABS in June 2025 and an additional 96 validated new addresses since the Census date. This level of population equates to a density ratio of 2,784 persons per square kilometer, placing Blair Athol in the upper quartile relative to national locations assessed by AreaSearch. Over the past decade, ending May 2026, Blair Athol has demonstrated resilient growth patterns with a compound annual growth rate of 1.4%, outpacing Greater Adelaide's growth during this period. Population growth for the suburb was primarily driven by overseas migration, contributing approximately 80.0% of overall population gains in recent periods.

AreaSearch adopts ABS/Geoscience Australia projections for each SA2 area, released in 2024 with a base year of 2022. For areas not covered and years post-2032, the SA State Government's Regional/LGA projections by age category are adopted, based on 2021 data and released in 2023, with adjustments made employing a method of weighted aggregation of population growth from LGA to SA2 levels. Anticipating future population dynamics, an above median population growth is projected for the suburb, with Blair Athol expected to expand by 965 persons to reach approximately 6,423 by 2041 based on aggregated SA2-level projections, reflecting a gain of 17.2% in total over the 16-year period.

AreaSearch assessment of residential development activity positions Blair Athol among the top 25% of areas assessed nationwide

Based on AreaSearch analysis of ABS building approval numbers allocated from statistical area data, Blair Athol has seen approximately 90 new homes approved annually. Over the past five financial years, between FY21 and FY25, around 451 homes were approved, with an additional 47 approved so far in FY26. On average, 1.2 new residents have arrived per new home over these five years, indicating a balanced supply and demand dynamic.

The average construction value of new dwellings is $351,000, which is moderately higher than regional levels, suggesting an emphasis on quality construction. This financial year has seen $53.3 million in commercial approvals, reflecting high local commercial activity. Compared to Greater Adelaide, Blair Athol's construction activity per person is 98.0% higher, indicating strong developer confidence in the location. The new building activity consists of 64.0% detached houses and 36.0% medium and high-density housing, with a growing mix of townhouses and apartments providing varied price points. This shift marks a significant change from the current 80.0% houses, suggesting diminishing developable land availability and responding to evolving lifestyle preferences and housing affordability needs. Blair Athol's population density is approximately 76 people per approval, reflecting a low-density area.

According to AreaSearch's latest quarterly estimate, Blair Athol is expected to grow by 940 residents through to 2041. With current construction levels, housing supply should adequately meet demand, creating favourable conditions for buyers while potentially enabling growth that exceeds current forecasts.

Blair Athol has emerging levels of nearby infrastructure activity, ranking in the 26thth percentile nationally

Area infrastructure changes significantly influence local performance. AreaSearch identified three key projects impacting the area: The Parks (Enfield) Residential Estate, Northern Adelaide Road Upgrades Program, Prospect Corner, and Enfield Community & Recreation Centre.

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Employment drivers in Blair Athol are experiencing difficulties, placing it among the bottom 20% of areas assessed across Australia

Blair Athol's workforce is well-educated with diverse sector representation, having an unemployment rate of 6.5% as per AreaSearch's statistical area data aggregation in December 2025. The resident employment stands at 2,536 while the unemployment rate is 2.7% higher than Greater Adelaide's rate of 3.8%. Workforce participation lags behind Greater Adelaide at 60.3%, compared to its 66.0%.

According to Census responses, only 8.2% of residents work from home, with Covid-19 lockdown impacts considered. Residents' employment is concentrated in health care & social assistance, construction, and retail trade, with a notable specialization in construction at 1.3 times the regional level. Conversely, education & training employs just 7.2%, below Greater Adelaide's 9.3%. The area appears to offer limited local employment opportunities as indicated by Census data comparing working population against resident population.

Over the period of December 2024 to November 2025, labour force decreased by 1.6% and employment declined by 1.9%, causing unemployment rate to rise by 0.3 percentage points. This contrasts with Greater Adelaide's employment growth of 4.2%, labour force increase of 3.9%, and unemployment decrease of 0.3 percentage points. Jobs and Skills Australia's national employment forecasts from May-25 project a 6.6% expansion over five years and 13.7% over ten years for national employment, with varying growth rates across sectors. Applying these projections to Blair Athol's employment mix suggests local employment should increase by 6.3% over five years and 13.1% over ten years, based on simple weighting extrapolation for illustrative purposes only.

Income figures position the area below 75% of locations analysed nationally by AreaSearch

The suburb of Blair Athol had a lower than average national income level in financial year 2023. Its median income among taxpayers was $46,825 and the average income stood at $52,875, compared to Greater Adelaide's figures of $54,808 and $66,852 respectively. By March 2026, estimates based on a 10.17% Wage Price Index growth suggest median and average incomes would be approximately $51,587 and $58,252 respectively. According to the 2021 Census, Blair Athol's household income ranked at the 33rd percentile ($1,459 weekly) and personal income at the 17th percentile. Income analysis showed that the largest segment comprised 33.6% earning $1,500 - 2,999 weekly (1,833 residents), similar to broader metropolitan trends of 31.8%. Housing affordability pressures were severe, with only 81.8% of income remaining after housing costs, ranking at the 30th percentile.

Blair Athol is characterized by a predominantly suburban housing profile, with a higher proportion of rental properties than the broader region

Dwelling structure in Blair Athol, as per the latest Census, consisted of 79.7% houses and 20.3% other dwellings. In comparison, Adelaide metro had 75.2% houses and 24.9% other dwellings. Home ownership in Blair Athol was at 21.9%, with mortgaged dwellings at 31.9% and rented ones at 46.2%. The median monthly mortgage repayment in the area was $1,600, higher than Adelaide metro's average of $1,562. The median weekly rent figure for Blair Athol was $321, similar to Adelaide metro's $320. Nationally, Blair Athol's mortgage repayments were lower at $1,600 compared to Australia's average of $1,863, and rents were also lower at $321 compared to the national figure of $375.

Blair Athol features high concentrations of group households, with a higher-than-average median household size

Family households account for 65.1% of all households, including 30.4% couples with children, 19.4% couples without children, and 12.8% single parent families. Non-family households make up the remaining 34.9%, consisting of 24.9% lone person households and 10.0% group households. The median household size is 2.8 people, which is larger than the Greater Adelaide average of 2.5.

Blair Athol shows below-average educational performance compared to national benchmarks, though pockets of achievement exist

The area's educational profile is notable regionally, with university qualification rates at 28.3% among residents aged 15+, surpassing the SA4 region average of 19.8%. Bachelor degrees are most prevalent at 19.1%, followed by postgraduate qualifications (7.2%) and graduate diplomas (2.0%). Vocational credentials are also prominent, with 27.7% of residents aged 15+ holding such qualifications – advanced diplomas at 9.1% and certificates at 18.6%.

Educational participation is high, with 34.3% of residents currently enrolled in formal education. This includes 9.3% in primary education, 7.8% in tertiary education, and 7.5% pursuing secondary education.

Transport servicing is good compared to other areas nationally based on assessment of service frequency, route connectivity and accessibility

Blair Athol has 18 operational public transport stops, all of which are bus stops. These stops are served by 25 different routes, offering a total of 1,951 weekly passenger trips. The area's transport accessibility is considered good, with residents typically living 229 meters from the nearest stop. Residents primarily commute outward due to Blair Athol being mainly residential. Cars are the primary mode of transport for 86% of residents, while buses account for 9%. On average, there are 1.3 vehicles per dwelling.

According to the 2021 Census, only 8.2% of residents work from home, which may be influenced by COVID-19 conditions. Across all routes, service frequency averages 278 trips per day, equating to approximately 108 weekly trips per individual stop.

Health outcomes in Blair Athol are marginally below the national average with the level of common health conditions among the general population somewhat typical, though higher than the nation's average among older cohorts

Blair Athol's health indicators show below-average outcomes based on AreaSearch's assessment of mortality rates and chronic condition prevalence. Common health conditions are somewhat typical but higher than the national average among older cohorts. Private health cover is very low at approximately 48% of the total population (around 2,616 people), compared to Greater Adelaide's 52.7% and the national average of 55.7%.

Mental health issues and asthma are the most common medical conditions, affecting 8.1 and 6.1% of residents respectively, while 75.1% claim to be completely clear of medical ailments, compared to Greater Adelaide's 67.9%. The under-65 population has better than average health outcomes. Blair Athol has 10.9% of residents aged 65 and over (594 people), lower than Greater Adelaide's 19.2%. Health outcomes among seniors present some challenges, ranking lower nationally than the broader population.

Blair Athol is among the most culturally diverse areas in the country based on AreaSearch assessment of a range of language and cultural background related metrics

Blair Athol has a population where 50.7% were born overseas and 57.6% speak a language other than English at home. Christianity is the main religion, comprising 31.4% of Blair Athol's population. Islam is overrepresented in Blair Athol with 26.4%, compared to the Greater Adelaide average of 3.0%.

The top three ancestry groups are Other (30.5%), English (14.8%), and Australian (14.4%). These figures differ from regional averages: Other is substantially higher, while English and Australian are notably lower. Certain ethnic groups show notable divergences: Vietnamese at 4.5% in Blair Athol compared to the regional average of 1.2%, Polish at 1.1% versus 1.0%, and Serbian at 0.7% compared to 0.4%.

Blair Athol hosts a very young demographic, ranking in the bottom 10% of areas nationwide

Blair Athol's median age is 32, which is lower than Greater Adelaide's average of 39 and Australia's national average of 38. Compared to Greater Adelaide, Blair Athol has a higher proportion of residents aged 25-34 (22.0%) but fewer residents aged 75-84 (3.2%). This concentration of 25-34 year-olds is significantly higher than the national average of 14.6%. Between the 2021 Census and the present, the proportion of Blair Athol's population in the 35 to 44 age group has increased from 14.3% to 14.9%. By 2041, significant demographic changes are projected for Blair Athol, with the strongest growth expected in the 45-54 age cohort, which is forecasted to grow by 31%, adding 184 residents and reaching a total of 785.