Petersham

An assessment of population growth drivers in Petersham reveals an overall ranking slightly below national averages considering recent, and medium term trends

Based on ABS population updates and AreaSearch validation, Petersham's estimated population is around 9,284 as of Feb 2026. This reflects a growth of 1,084 people since the 2021 Census, which reported a population of 8,200. The increase is inferred from AreaSearch's estimate of 9,136 residents following examination of ABS's latest ERP data release in Jun 2024 and validation of 355 new addresses since the Census date. Petersham's population density stands at 7,196 persons per square kilometer, placing it within the top 10% nationally according to AreaSearch. The suburb's growth rate of 13.2% since the 2021 Census exceeded both its SA3 area (5.8%) and the state average, marking Petersham as a regional growth leader. Overseas migration contributed approximately 80.0% of Petersham's population gains during recent periods.

AreaSearch uses ABS/Geoscience Australia projections for each SA2 area released in 2024 with a base year of 2022. For areas not covered, NSW State Government's SA2-level projections from 2022 with a base year of 2021 are used. Growth rates by age group from these aggregations are applied to Petersham for years 2032 to 2041. Based on projected demographic shifts, the suburb is expected to grow by around 674 persons to reach 2041, reflecting a total gain of approximately 5.7% over those 17 years.

AreaSearch assessment of residential development drivers sees a low level of activity in Petersham, placing the area among the bottom 25% of areas assessed nationally

Petersham has seen approximately 29 dwelling approvals annually based on AreaSearch analysis of ABS data. Around 145 homes were approved between financial years FY-21 to FY-25, with 9 more approved in FY-26 so far. Despite population decline, housing supply has been adequate relative to demand, indicating a balanced market with good buyer choice.

Developers target the premium segment, with new dwellings valued at around $545,000 on average. This year, Petersham registered $37.8 million in commercial approvals, reflecting high local commercial activity. Compared to Greater Sydney, Petersham has 11.0% less new development per person and ranks among the 46th percentile of areas assessed nationally, offering more limited choices for buyers and supporting demand for existing homes. This level is below average nationally, suggesting maturity and possible planning constraints. Building activity shows 26.0% standalone homes and 74.0% attached dwellings, favouring denser development which appeals to downsizers, investors, and entry-level buyers.

Petersham has around 356 people per approval, indicating a mature market. Future projections estimate Petersham will add 526 residents by 2041 based on the latest AreaSearch quarterly estimate. With current construction levels, housing supply should meet demand adequately, creating favourable conditions for buyers while potentially enabling growth that exceeds current forecasts.

Petersham 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 has identified 11 projects likely affecting the region. Notable initiatives include Victoria Road Precinct Rezoning, 29-31 Brighton Street in Petersham, Henson Park Grandstand Redevelopment, and Stanmore North Precinct Planning under Our Fairer Future Plan. The following list details those most relevant.

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

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.

Employment performance in Petersham has been below expectations when compared to most other areas nationally

Petersham has a highly educated workforce, with the technology sector notably represented. Its unemployment rate is 6.3%, according to AreaSearch's aggregation of statistical area data. As of December 2025, Petersham has 5,116 residents in work, with an unemployment rate of 2.1% higher than Greater Sydney's rate of 4.2%.

Workforce participation is lower at 66.7%, compared to Greater Sydney's 70.2%. Census responses indicate that 61.6% of residents work from home, though Covid-19 lockdown impacts should be considered. The dominant employment sectors are professional & technical, education & training, and health care & social assistance. Petersham has a particularly notable concentration in professional & technical services, with employment levels at 1.4 times the regional average.

Meanwhile, construction has limited presence with 5.0% employment compared to the regional average of 8.6%. The predominantly residential area appears to offer limited local employment opportunities, indicated by the count of Census working population versus resident population. Based on AreaSearch analysis of SALM and ABS data aggregated from broader statistical areas, during the year to December 2025, Petersham's labour force decreased by 0.5% while employment decreased by 1.1%, causing unemployment to rise by 0.5 percentage points. In contrast, Greater Sydney recorded employment growth of 2.2%. Jobs and Skills Australia's national employment forecasts from May-25 suggest that national employment is forecast to expand by 6.6% over five years and 13.7% over ten years. Applying these industry-specific projections to Petersham's employment mix suggests local employment should increase by 7.2% over five years and 14.5% over ten years, though this is a simple weighting extrapolation for illustrative purposes and does not take into account localised population projections.

Income metrics indicate excellent economic conditions, with the area achieving higher performance than 75% of national locations assessed by AreaSearch

AreaSearch's latest postcode level ATO data for financial year ended 30 June 2023 shows median income in Petersham suburb was $68,446 and average income was $94,825. This compares to Greater Sydney figures of median $60,817 and average $83,003. Based on Wage Price Index growth of 8.86% since financial year ended 30 June 2023, current estimates for Petersham are approximately $74,510 (median) and $103,226 (average) as of September 2025. From the Census conducted in August 2021, incomes in Petersham rank highly nationally, between 79th and 92nd percentiles for households, families, and individuals. Income analysis shows that 29.2% of locals (2,710 people) earn between $1,500 and $2,999 weekly, mirroring the surrounding region at 30.9%. Notably, 37.2% of residents earn above $3,000 per week, indicating strong economic capacity. High housing costs consume 19.1% of income, but strong earnings place disposable income at the 74th percentile nationally. Petersham's SEIFA income ranking places it in the 9th decile.

Petersham features a more urban dwelling mix with significant apartment living, with a higher proportion of rental properties than the broader region

Petersham's dwelling structure, as per the latest Census, consisted of 22.6% houses and 77.3% other dwellings (semi-detached, apartments, 'other' dwellings). In contrast, Sydney metropolitan area had 55.9% houses and 44.1% other dwellings. Home ownership in Petersham was at 19.7%, with mortgaged dwellings at 28.7% and rented ones at 51.6%. The median monthly mortgage repayment in Petersham was $2,900, higher than Sydney metro's average of $2,427. The median weekly rent in Petersham was $450, slightly above Sydney metro's figure of $470. Nationally, Petersham's mortgage repayments were significantly higher at $2,900 compared to the Australian average of $1,863, while rents were substantially higher at $450 compared to the national figure of $375.

Petersham features high concentrations of group households and lone person households, with a lower-than-average median household size

Family households account for 56.1% of all households, including 22.3% couples with children, 25.2% couples without children, and 7.3% single parent families. Non-family households constitute the remaining 43.9%, with lone person households at 35.0% and group households comprising 8.8%. The median household size is 2.2 people, smaller than the Greater Sydney average of 2.7.

Petersham demonstrates exceptional educational outcomes, ranking among the top 5% of areas nationally based on AreaSearch's comprehensive analysis of qualification and performance metrics

In Petersham, residents aged 15 and above have a notably high level of educational attainment, with 53.7% holding university qualifications compared to the national average of 30.4% and the NSW average of 32.2%. This significant advantage is led by bachelor degrees at 33.9%, followed by postgraduate qualifications (15.6%) and graduate diplomas (4.2%). Vocational pathways account for 20.5% of qualifications, with advanced diplomas at 9.4% and certificates at 11.1%. Educational participation is notably high in Petersham, with 29.1% of residents currently enrolled in formal education.

This includes 9.5% in tertiary education, 6.8% in primary education, and 6.4% pursuing secondary education.

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

Petersham has 47 active public transport stops offering a mix of train and bus services. These are serviced by 36 routes, providing a total of 8,163 weekly passenger trips. Transport accessibility is excellent with residents typically located 142 meters from the nearest stop. The area is primarily residential with most commuters traveling outward. Car remains the dominant mode at 55%, followed by train at 20% and bus at 8%. Vehicle ownership averages 0.6 per dwelling, below the regional average.

According to the 2021 Census, 61.6% of residents work from home, which may reflect COVID-19 conditions. Service frequency averages 1,166 trips per day across all routes, equating to approximately 173 weekly trips per individual stop.

Petersham's residents are healthier than average in comparison to broader Australia with prevalence of common health conditions quite low across both younger and older age cohorts

Petersham's health data shows positive results, matching national benchmarks for mortality rates and health conditions. Common health issues are low across all age groups. Private health cover is high at 64% (5,971 people), compared to Greater Sydney's 59.9%.

Nationally, it stands at 55.7%. Mental health issues affect 12.5%, and asthma impacts 8.8%. Notably, 68.0% report no medical ailments, slightly lower than Greater Sydney's 74.6%. Health outcomes among working-age residents are typical. The area has 12.3% of seniors (1,141 people), lower than Greater Sydney's 15.4%. Senior health outcomes are above average, aligning with national rankings.

The level of cultural diversity witnessed in Petersham was found to be above average when compared nationally for a number of language and cultural background related metrics

Petersham, found in a study to be more culturally diverse than most local markets, had 29.0% of its population born overseas and 20.5% speaking a language other than English at home. Christianity was the predominant religion in Petersham, accounting for 34.8% of the population. Notably, Judaism comprised 0.7%, higher than the 0.8% average across Greater Sydney.

In terms of ancestry, the top three groups were English (23.4%), Australian (18.8%), and Other (12.0%). Some ethnic groups showed notable differences: French was overrepresented at 0.8% compared to 0.5% regionally, Hungarian at 0.4% versus 0.3%, and Irish at 11.0% compared to 6.1%.

Petersham's population is slightly younger than the national pattern

Petersham's median age is 36 years, nearly matching Greater Sydney's average of 37, which is modestly under Australia's median of 38. Compared to Greater Sydney, Petersham has a higher concentration of residents aged 25-34 (22.9%) but fewer residents aged 5-14 (6.9%). This concentration of 25-34 year-olds is well above the national average of 14.4%. According to the 2021 Census, Petersham's population aged 15-24 grew from 11.9% to 13.0%, while the 45-54 cohort declined from 14.8% to 13.1% and the 5-14 group dropped from 8.4% to 6.9%. By 2041, demographic modeling suggests Petersham's age profile will evolve significantly. The 65-74 cohort is projected to grow by 27%, adding 164 residents to reach 787. Residents aged 65 and above are expected to drive 63% of population growth, underscoring trends in demographic aging. Conversely, the 15-24 and 5-14 cohorts are projected to experience population declines.