St Peters (NSW)

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

The population of St Peters (NSW) is estimated to be around 4,172 as of May 2026. This reflects an increase of 543 people since the 2021 Census, which reported a population of 3,629 people. The change was inferred from AreaSearch's estimation of the resident population at 4,171 following examination of the latest ERP data release by the ABS in June 2025 and an additional 97 validated new addresses since the Census date. This level of population equates to a density ratio of 2,411 persons per square kilometer, placing St Peters in the upper quartile relative to national locations assessed by AreaSearch. The suburb's growth rate of 15.0% since the 2021 census exceeded both the SA3 area (6.1%) and the state level, marking it as a growth leader in the region. Overseas migration contributed approximately 71.0% of overall population gains during recent periods for St Peters.

AreaSearch's projections for the suburb are based on ABS/Geoscience Australia data released in 2024 with a base year of 2022, and NSW State Government SA2-level projections released in 2022 with a base year of 2021 for areas not covered by the former. By 2041, St Peters is expected to increase its population by 466 persons based on aggregated SA2-level projections, reflecting an increase of 11.2% over the 16-year period.

AreaSearch assessment of residential development activity positions St Peters among the top 25% of areas assessed nationwide

AreaSearch analysis indicates St Peters averaged approximately 53 new dwelling approvals annually. Between FY-21 and FY-25, around 268 homes were approved, with an additional 12 approved in FY-26 to date. Each dwelling built over the past five financial years resulted in an average of 2 new residents per year.

The average construction cost value of new homes is $772,000, suggesting a focus on premium market developments. This financial year has seen $16.3 million in commercial approvals registered. Compared to Greater Sydney, St Peters has 251.0% more construction activity per person. New building activity comprises 13.0% detached houses and 87.0% attached dwellings. With around 37 people per dwelling approval, St Peters exhibits characteristics of a growth area. Population forecasts indicate an increase of 465 residents by 2041.

Current construction levels should adequately meet demand, creating favourable conditions for buyers while potentially enabling growth that exceeds current forecasts.

St Peters has very high levels of nearby infrastructure activity, ranking in the top 10% nationally

Changes to local infrastructure significantly impact an area's performance. AreaSearch identified 21 projects that could affect this region. Notable ones are Precinct 75 Build-To-Rent Project, Camdenville Park Upgrade, The Timberyards, and Rail Service Improvement Program - T8 Airport & South Line Upgrades (part of MTMS Stage 2). Below is a list of those most relevant.

Professional plan users can use the search below to filter and access additional projects.

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Employment performance in St Peters exceeds national averages across key labour market indicators

St Peters has a highly educated workforce, with the technology sector being particularly prominent. Its unemployment rate was 3.9% in the past year, showing an estimated employment growth of 0.6%. As of December 2025, 2,689 residents were employed, with an unemployment rate of 0.2% lower than Greater Sydney's rate of 4.2%.

The workforce participation rate was higher at 76.6%, compared to Greater Sydney's 68.8%. According to Census responses, 63.2% of residents worked from home, though Covid-19 lockdown impacts should be considered. Employment is concentrated in professional & technical (1.5 times the regional average), health care & social assistance, and finance & insurance sectors. Construction employment was lower at 5.6%, compared to the regional average of 8.6%.

The worker-to-resident ratio was 0.9, indicating substantial local employment opportunities. Between December 2024 and December 2025, employment increased by 0.6% while labour force grew by 0.6%, keeping the unemployment rate stable at around 3.9%. By comparison, Greater Sydney recorded employment growth of 2.2% and labour force growth of 2.3%, with a marginal rise in unemployment. Jobs and Skills Australia's national employment forecasts from May-25 suggest that St Peters' employment should increase by 7.2% over five years and 14.4% over ten years, based on industry-specific projections applied to the local employment mix.

The economic profile demonstrates exceptional strength, placing the area among the top 10% nationally based on comprehensive AreaSearch income analysis

AreaSearch's latest postcode level ATO data for financial year 2023 shows St Peters' median income among taxpayers is $84,964, with an average of $103,015. These figures are exceptionally high nationally, compared to Greater Sydney's median of $60,817 and average of $83,013. Based on Wage Price Index growth of 10.32% since financial year 2023, current estimates would be approximately $93,732 (median) and $113,646 (average) as of March 2026. Census data reveals household, family and personal incomes all rank highly in St Peters, between the 96th and 97th percentiles nationally. Income distribution shows that 31.0% of the population (1,293 individuals) fall within the $4000+ income range, unlike trends in surrounding regions where 30.9% fall within the $1,500 - 2,999 range. Notably, 49.0% earn above $3,000 weekly. High housing costs consume 18.1% of income, but strong earnings place disposable income at the 94th percentile and the area's SEIFA income ranking places it in the 10th decile.

St Peters displays a diverse mix of dwelling types, with a higher proportion of rental properties than the broader region

St Peters' dwelling structure, as per the latest Census, consisted of 22.5% houses and 77.5% other dwellings (semi-detached, apartments, 'other' dwellings). This contrasts with Sydney metro's figures of 55.9% houses and 44.1% other dwellings. Home ownership in St Peters stood at 19.0%, with mortgaged dwellings at 35.6% and rented ones at 45.4%. The median monthly mortgage repayment was $2,860, higher than Sydney metro's average of $2,427. Median weekly rent in St Peters was $650, compared to Sydney metro's $470. Nationally, St Peters' mortgage repayments were significantly higher at $1,863 and rents substantially above the national figure of $375.

St Peters features high concentrations of group households, with a lower-than-average median household size

Family households constitute 63.1% of all households, broken down into 21.4% couples with children, 34.4% couples without children, and 5.9% single parent families. Non-family households account for the remaining 36.9%, with lone person households at 24.0% and group households making up 13.0%. The median household size is 2.3 people, which is smaller than the Greater Sydney average of 2.7.

St Peters shows strong educational performance, ranking in the upper quartile nationally when assessed across multiple qualification and achievement indicators

St Peters has a notably higher proportion of residents aged 15 and above with university qualifications compared to national and state averages. Specifically, 56.3% of its residents hold such qualifications, surpassing the Australian average of 30.4% and the New South Wales (NSW) average of 32.2%. This educational advantage suggests strong potential for knowledge-based opportunities in the area. The most common university qualification held by St Peters residents is a Bachelor degree, with 37.4% of those aged 15 and above possessing one.

Postgraduate qualifications follow at 14.9%, while graduate diplomas account for 4.0%. Vocational pathways also play a significant role in the educational landscape of St Peters. Among those aged 15 and above, vocational qualifications comprise 22.4% of all attained credentials. Advanced diplomas make up 10.5% of these, with certificates accounting for 11.9%. Moreover, 24.3% of St Peters' population is actively engaged in formal education pursuits. This includes 8.3% enrolled in tertiary education, 6.4% in primary education, and 3.1% pursuing secondary education.

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

Public transport analysis shows 35 active transport stops operating within St Peters. These comprise a mix of train and bus services. Seven individual routes service these stops, collectively providing 1,834 weekly passenger trips. Transport accessibility is rated excellent, with residents typically located 189 metres from the nearest stop. As a primarily residential area, most commutes are outward-bound. The car remains the dominant mode at 56%, followed by train at 20% and walking at 10%.

Average vehicle ownership per dwelling is 0.6, below the regional average. According to the 2021 Census, 63.2% of residents work from home, which may reflect COVID-19 conditions. Service frequency averages 262 trips per day across all routes, equating to approximately 52 weekly trips per individual stop.

St Peters's residents are extremely healthy with both young and old age cohorts seeing low prevalence of common health conditions

Analysis of health metrics shows strong performance throughout St Peters. AreaSearch's assessment indicates low prevalence of common health conditions across both young and old age cohorts. The rate of private health cover is exceptionally high at approximately 68% of the total population (2,816 people), compared to 59.9% across Greater Sydney and a national average of 55.7%.

The most common medical conditions in the area are mental health issues and asthma, impacting 10.7 and 7.9% of residents respectively. Meanwhile, 73.9% of residents declare themselves completely clear of medical ailments, compared to 74.6% across Greater Sydney. Working-age residents exhibit low chronic condition prevalence. The area has 6.9% of residents aged 65 and over (287 people), which is lower than the 15.5% in Greater Sydney. Health outcomes among seniors are particularly strong, with national rankings even higher than the general population.

St Peters was found to be more culturally diverse than the vast majority of local markets in Australia, upon assessment of a range of language and cultural background related metrics

St Peters was found to have a higher cultural diversity than most local markets, with 22.2% of its population speaking a language other than English at home and 34.3% born overseas. Christianity is the predominant religion in St Peters, comprising 29.3% of the population. However, Judaism is notably overrepresented, making up 0.8% of the population compared to the regional average of 0.8%.

In terms of ancestry, the top three represented groups are English (22.3%), Australian (18.0%), and Other (12.8%). Some ethnic groups have notable divergences: Hungarian is overrepresented at 0.5% in St Peters compared to 0.3% regionally, French at 0.9% versus 0.5%, and Macedonian at 1.0% versus 0.4%.

St Peters's population is younger than the national pattern

St Peter's median age of 35 years is slightly younger than Greater Sydney's 37 and somewhat younger than the national average of 38 years. The 25-34 age group makes up 27.0%, higher than Greater Sydney, while the 5-14 cohort is less prevalent at 7.2%. This concentration in the 25-34 age group is well above the national figure of 14.6%. Between 2021 and present, the 35 to 44 age group has grown from 23.0% to 25.3%, while the 15 to 24 cohort increased from 7.3% to 8.7%. Conversely, the 25 to 34 cohort has declined from 29.1% to 27.0%. Population forecasts for 2041 indicate significant demographic changes in St Peter's. The 45-54 age group is projected to increase substantially, growing by 150 people (29%) from 508 to 659. Meanwhile, the 0-4 cohort grows modestly by 1% (2 people).