Summer Hill (Inner West - NSW)

Summer Hill is positioned among the lower quartile of areas assessed nationally for population growth based on AreaSearch's assessment of recent, and medium term trends

By Feb 2026, the population of the suburb of Summer Hill (Inner West - NSW) was estimated at around 7,666. This figure reflects a growth of 378 people since the 2021 Census, which reported a population of 7,288. AreaSearch's estimate is based on their examination of the latest ERP data release by the ABS (June 2024) and an additional 32 validated new addresses since the Census date. This level of population equates to a density ratio of 6,388 persons per square kilometer, placing Summer Hill in the top 10% of national locations assessed by AreaSearch. The suburb's growth rate of 5.2% since the census is within 1.3 percentage points of the SA4 region's growth rate of 6.5%. Overseas migration was the primary driver of population gains during recent periods.

For projections, AreaSearch uses ABS/Geoscience Australia data for each SA2 area released in 2024 with a base year of 2022. For areas not covered by this data, NSW State Government's SA2 level projections released in 2022 with a base year of 2021 are used. Growth rates by age group from these aggregations are applied to all areas for years 2032 to 2041. According to these projections, the suburb's population is expected to decline by 321 persons by 2041. However, growth across specific age cohorts is anticipated, with the 75 to 84 age group projected to expand by 147 people.

The level of residential development activity in Summer Hill is very low in comparison to the average area assessed nationally by AreaSearch

AreaSearch analysis of ABS building approval numbers shows Summer Hill had around 10 dwelling approvals per year on average over the past five financial years, totalling an estimated 51 homes. So far in FY-26, three approvals have been recorded. This results in approximately 0.5 people moving to the area each year for each new dwelling built between FY-21 and FY-25, indicating that supply is meeting or exceeding demand. The average construction cost of these dwellings is $974,000, suggesting a focus on premium properties.

Additionally, $40.1 million in commercial development approvals have been recorded this financial year, demonstrating high levels of local commercial activity. Compared to Greater Sydney, Summer Hill has significantly lower building activity, with 73.0% fewer approvals per person. This limited new construction can reinforce demand and pricing for existing homes. The area's established nature is also evident when compared to national averages, potentially indicating planning limitations. Recent development comprises 22.0% detached dwellings and 78.0% attached dwellings, favouring compact living which attracts downsizers, investors, and first-time purchasers. With approximately 2165 people per dwelling approval, Summer Hill has an established market.

Given stable or declining population forecasts, the area may experience less housing pressure, creating favourable conditions for buyers.

Summer Hill 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 23 projects that could affect this region. Notable initiatives include Sydney Metro Sydenham to Bankstown Conversion, 845-847 New Canterbury Road Development, Our Fairer Future Plan (Housing Investigation Areas), and Dulwich Hill Station Precinct Public Domain Improvements. The following list details those most likely to be 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.

Summer Hill has seen below average employment performance when compared to national benchmarks

Summer Hill has a highly educated workforce with notable representation in the technology sector. The unemployment rate is 4.2%, according to AreaSearch's aggregation of statistical area data. As of December 2025, there are 4,863 residents employed, matching Greater Sydney's unemployment rate of 4.2%.

Workforce participation stands at 75.4% compared to Greater Sydney's 70.2%. Census responses indicate that 63.2% of residents work from home, potentially influenced by Covid-19 lockdowns. Employment is concentrated in professional & technical services (1.4 times the regional level), health care & social assistance, and education & training. Construction employment is limited at 4.4%, compared to the regional average of 8.6%.

The area appears to offer limited local employment opportunities based on Census data. Between December 2024 and December 2025, labour force levels decreased by 2.2% alongside a 2.2% employment decline, leaving unemployment broadly unchanged. In contrast, Greater Sydney saw employment grow by 2.2%, with a marginal increase in unemployment. Jobs and Skills Australia's national employment forecasts from May-25 project overall employment growth of 6.6% over five years and 13.7% over ten years. Applying these projections to Summer Hill's employment mix suggests local employment should increase by 7.3% over five years and 14.6% over ten years, though these are simple extrapolations for illustrative purposes only.

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

According to AreaSearch's aggregation of ATO data released on June 30, 2023, Summer Hill had a median income among taxpayers of $75,604 and an average income of $118,015. Nationally, these figures are exceptionally high compared to the national median of $60,817 and national average of $83,013. By September 2025, adjusted for Wage Price Index growth of 8.86%, Summer Hill's estimated median income would be approximately $82,303 and average income $128,471. Census 2021 data shows that incomes in Summer Hill rank highly nationally, between the 81st and 94th percentiles for household, family, and personal incomes. Income analysis reveals that the largest segment comprises 34.1% of residents earning $1,500 - $2,999 weekly. This pattern is also seen in the broader area where 30.9% of residents earn within this range. Summer Hill demonstrates considerable affluence with 36.0% earning over $3,000 per week, supporting premium retail and service offerings. High housing costs consume 18.1% of income, but strong earnings place disposable income at the 77th percentile nationally. The area's SEIFA income ranking places it in the 9th decile.

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

In Summer Hill, as per the latest Census, 19.6% were houses while 80.3% were other dwellings such as semi-detached homes, apartments, and others. This contrasted with Sydney metro's 55.9% houses and 44.1% other dwellings. Home ownership in Summer Hill stood at 21.4%, lower than Sydney metro's level. Mortgaged dwellings constituted 28.3% and rented ones made up 50.3%. The median monthly mortgage repayment was $2,708, higher than the Sydney metro average of $2,427. Median weekly rent in Summer Hill was $460 compared to Sydney metro's $470. Nationally, Summer Hill's mortgage repayments were significantly higher at $2,708 versus Australia's average of $1,863, and rents were substantially higher at $460 against the national figure of $375.

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

Family households constitute 59.3% of all households, including 23.2% couples with children, 26.4% couples without children, and 8.3% single parent families. Non-family households comprise the remaining 40.7%, with lone person households at 34.2% and group households making up 6.7% of the total. The median household size is 2.1 people, which is smaller than the Greater Sydney average of 2.7.

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

Summer Hill's educational attainment is notably higher than national averages. Among residents aged 15 and above, 57.7% have university qualifications, compared to 30.4% nationally and 32.2% in NSW. Bachelor degrees are the most common at 36.3%, followed by postgraduate qualifications (17.0%) and graduate diplomas (4.4%). Vocational pathways account for 19.6% of qualifications, with advanced diplomas at 9.4% and certificates at 10.2%.

Educational participation is high, with 27.7% currently enrolled in formal education. This includes 8.8% in tertiary education, 6.7% in primary education, and 5.4% pursuing secondary education.

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

Summer Hill has 33 active public transport stops offering a mix of train and bus services. These stops are served by 30 different routes, collectively facilitating 4890 weekly passenger trips. Transport accessibility is rated excellent, with residents typically located 160 meters from the nearest stop. As a primarily residential area, most commutes are outward-bound. Car remains the dominant mode of transport at 56%, followed by train at 24% and walking at 7%. Vehicle ownership averages 0.5 per dwelling, 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 698 trips per day across all routes, equating to approximately 148 weekly trips per individual stop.

The level of general health in Summer Hill is notably higher than the national average with both young and old age cohorts seeing low prevalence of common health conditions

Summer Hill shows better-than-average health outcomes according to AreaSearch's evaluation of mortality rates and chronic condition prevalence. Both younger and older age groups have low prevalence of common health issues. Private health cover is exceptionally high at about 73% (5,626 people) compared to Greater Sydney's 59.9%.

Nationally, it stands at 55.7%. Mental health issues affect 11.3%, and asthma impacts 7.9% of residents. Notably, 70.2% report being free from medical ailments, slightly lower than Greater Sydney's 74.6%. Health outcomes among working-age individuals are generally typical. The area has 12.9% (988 people) aged 65 and over, lower than Greater Sydney's 15.4%. Senior health outcomes are strong, aligning with national rankings for the general population.

Summer Hill 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

Summer Hill's population showed high cultural diversity, with 33.5% born overseas and 27.2% speaking a language other than English at home. Christianity was the predominant religion, comprising 35.3%. Judaism, however, was overrepresented at 0.5%, compared to Greater Sydney's 0.8%.

The top three ancestral groups were English (20.7%), Australian (16.8%), and Other (12.5%). Notable divergences included Hungarian (0.6% vs regional 0.3%), Korean (1.5% vs 1.1%), and Welsh (0.8% vs 0.4%).

Summer Hill's population is slightly younger than the national pattern

Summer Hill's median age is 36 years, nearly matching Greater Sydney's average of 37, which is slightly below the Australian median of 38. Compared to Greater Sydney, Summer Hill has a higher percentage of residents aged 25-34 (23.0%) but fewer residents aged 5-14 (7.4%). This concentration of 25-34 year-olds is significantly higher than the national average of 14.4%. From the 2021 Census to present, the percentage of residents aged 15-24 has increased from 9.8% to 11.6%, while the percentage of residents aged 45-54 has decreased from 13.7% to 12.3%. The percentage of residents aged 5-14 has also dropped, from 8.6% to 7.4%. By 2041, demographic modeling suggests Summer Hill's age profile will change significantly. The 75-84 cohort is projected to grow by 33%, adding 108 residents to reach a total of 438. Residents aged 65 and above will drive 94% of population growth, indicating a trend towards demographic aging. Conversely, the 55-64 and 0-4 age cohorts are expected to experience population declines.