Manly Vale - Allambie Heights

An assessment of population growth drivers in Manly Vale - Allambie Heights reveals an overall ranking slightly below national averages considering recent, and medium term trends

As of May 2026, Manly Vale - Allambie Heights' population is approximately 18,011. This figure reflects a growth of 461 people since the 2021 Census, which recorded a population of 17,550. The increase is inferred from the estimated resident population of 17,944 in June 2025 and an additional 109 validated new addresses post-Census. This results in a population density of 1,926 persons per square kilometer, above the national average assessed by AreaSearch. The area's growth rate of 2.6% since the Census is within 1.1 percentage points of its SA3 area's growth rate of 3.7%, indicating strong fundamentals for population growth. Overseas migration contributed approximately 95.6% to overall population gains in recent periods.

AreaSearch uses ABS/Geoscience Australia projections released in 2024 with a base year of 2022 for covered SA2 areas, and NSW State Government's SA2 level projections released in 2022 with a base year of 2021 for uncovered areas. Growth rates by age group are applied to all areas from 2032 to 2041. Future projections indicate an overall population decline of 33 persons by 2041, but specific age cohorts are expected to grow. Notably, the 65 to 74 age group is projected to expand by 383 people over this period.

Residential development activity is lower than average in Manly Vale - Allambie Heights according to AreaSearch's national comparison of local real estate markets

Manly Vale - Allambie Heights has seen approximately 46 new homes approved annually. Over the past five financial years, from FY-21 to FY-25, around 233 homes were approved, with a further 19 approved in FY-26 so far. The average number of new residents per year arriving for each new home over these five financial years was approximately 0.2.

This indicates that new supply is meeting or exceeding demand, providing ample buyer choice and capacity for population growth beyond current forecasts. The average expected construction cost value of new dwellings is $506,000, suggesting a focus on the premium market with high-end developments. In FY-26, around $16.9 million in commercial approvals have been registered, indicating steady commercial investment activity. Comparatively, Manly Vale - Allambie Heights records 11.0% less building activity per person than Greater Sydney.

Nationally, it places among the 34th percentile of areas assessed, offering more limited choices for buyers and supporting demand for existing homes. This reduced building activity may reflect the area's maturity and possible planning constraints. The new building activity in Manly Vale - Allambie Heights is dominated by detached houses, with approximately 78.0% of approvals for this type of housing, while medium and high-density housing accounts for around 22.0%. This preserves the area's suburban nature and attracts space-seeking buyers. With approximately 517 people per dwelling approval, Manly Vale - Allambie Heights shows a developed market. Population projections indicate stability or decline in the area, which should reduce housing demand pressures, benefiting potential buyers.

Manly Vale - Allambie Heights has moderate levels of nearby infrastructure activity, ranking in the top 50% nationally

Changes to local infrastructure significantly influence an area's performance. AreaSearch has identified 24 projects that could impact the region. Notable projects include Northern Beaches Hospital, Frenchs Forest Park Upgrades, North Manly Recreation Site Redevelopment, and 40-Unit Development Wakehurst Parkway. The following list details those most relevant.

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

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Employment performance in Manly Vale - Allambie Heights has been broadly consistent with national averages

Manly Vale - Allambie Heights has a highly educated workforce with notable representation in the technology sector. The unemployment rate was 3.5% as of December 2025. In this month, 10,016 residents were employed, which is 0.7% below Greater Sydney's unemployment rate of 4.2%.

Workforce participation stood at 71.7%, slightly higher than Greater Sydney's 68.8%. According to Census responses, 53.5% of residents worked from home, potentially influenced by Covid-19 lockdowns. The leading employment industries were professional & technical, health care & social assistance, and finance & insurance. Professional & technical had a particularly strong representation at 1.3 times the regional level, while transport, postal & warehousing was lower at 2.9% compared to the regional average of 5.3%.

Over the year to December 2025, labour force levels decreased by 0.2%, with employment declining by 1.1%, leading to a rise in unemployment of 0.9 percentage points. In contrast, Greater Sydney saw employment growth of 2.2% and labour force growth of 2.3%. National employment forecasts from Jobs and Skills Australia, published in May-25, project national employment growth of 6.6% over five years and 13.7% over ten years. Applying these projections to Manly Vale - Allambie Heights' employment mix suggests local employment should increase by 7.1% over five years and 14.2% 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

AreaSearch reports that postcode level ATO data for financial year 2023 shows Manly Vale - Allambie Heights SA2 had a median taxpayer income of $71,077 and an average income of $123,241. Nationally, these figures are exceptionally high compared to Greater Sydney's median of $60,817 and average of $83,003. Assuming a 10.32% Wage Price Index growth from financial year 2023 to March 2026, estimated incomes would be approximately $78,412 (median) and $135,959 (average). According to the 2021 Census, household, family, and personal incomes in Manly Vale - Allambie Heights rank between the 86th and 94th percentiles nationally. Income analysis reveals that 34.1% of residents (6,141 people) fall into the $4000+ bracket, differing from regional patterns where the $1,500 - 2,999 bracket dominates at 30.9%. Economic strength is evident with 46.2% of households earning high weekly incomes exceeding $3,000, supporting elevated consumer spending. High housing costs consume 16.9% of income, but strong earnings place disposable income at the 93rd percentile and the area's SEIFA income ranking places it in the 9th decile.

Manly Vale - Allambie Heights displays a diverse mix of dwelling types, with above-average rates of outright home ownership

Manly Vale - Allambie Heights had 65.2% houses and 34.8% other dwellings in its dwelling structure at the latest Census, compared to Sydney metro's 55.9% houses and 44.1% other dwellings. Home ownership in Manly Vale - Allambie Heights was higher than Sydney metro's level, at 30.8%. The remaining dwellings were either mortgaged (41.6%) or rented (27.6%). The median monthly mortgage repayment in the area was $3,250, above Sydney metro's average of $2,427. The median weekly rent figure was recorded at $550, compared to Sydney metro's $470. Nationally, Manly Vale - Allambie Heights's mortgage repayments were significantly higher than the Australian average of $1,863, while rents were substantially above the national figure of $375.

Manly Vale - Allambie Heights has a typical household mix, with a higher-than-average median household size

Family households account for 76.1% of all households, including 43.6% couples with children, 22.8% couples without children, and 9.0% single parent families. Non-family households constitute the remaining 23.9%, with lone person households at 21.4% and group households making up 2.5%. The median household size is 2.8 people, larger than the Greater Sydney average of 2.7.

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

Educational attainment in Manly Vale - Allambie Heights is notably high, with 42.9% of residents aged 15 years and over holding university qualifications as of the latest data. This figure exceeds both national (30.4%) and state (New South Wales) averages (32.2%). Bachelor degrees are the most prevalent at 29.1%, followed by postgraduate qualifications at 10.1% and graduate diplomas at 3.7%. Vocational credentials are also prominent, with 28.9% of residents aged 15 years and over holding such qualifications - advanced diplomas account for 12.7% and certificates for 16.2%.

Educational participation is significantly high, with 32.6% of residents currently enrolled in formal education as of the latest data. This includes 11.9% in primary education, 9.2% in secondary education, and 5.2% pursuing tertiary education.

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

Manly Vale - Allambie Heights has 132 active public transport stops, served by 82 routes offering 5,050 weekly passenger trips. Residents have excellent accessibility to these stops, with an average distance of 131 meters to the nearest one. The area is primarily residential, with most commuters traveling outward. Car remains the dominant mode of transport at 79%, followed by bus at 9% and walking at 5%. On average, there are 1.3 vehicles per dwelling. According to the 2021 Census, 53.5% of residents work from home, which may reflect COVID-19 conditions.

Service frequency averages 721 trips per day across all routes, equating to approximately 38 weekly trips per individual stop. The accompanying map displays the 100 nearest stops to the location's centrepoint.

The level of general health in Manly Vale - Allambie Heights is notably higher than the national average with both young and old age cohorts seeing low prevalence of common health conditions

Manly Vale - Allambie Heights shows above-average health outcomes based on AreaSearch's assessment of mortality rates and chronic condition prevalence. Both young and old age cohorts have low prevalence of common health conditions. Private health cover is exceptionally high at approximately 79% of the total population (14,192 people), compared to 59.9% across Greater Sydney and a national average of 55.7%.

The most common medical conditions are asthma and mental health issues, affecting 6.4 and 6.1% of residents respectively. 75.7% of residents declare themselves completely clear of medical ailments, compared to 74.6% across Greater Sydney. The area has 15.6% of residents aged 65 and over (2,816 people). Health outcomes among seniors are particularly strong, with national rankings broadly in line with the general population.

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

Manly Vale-Allambie Heights, as per the 2016 Census, exhibited higher cultural diversity than most local areas with 15.9% of its residents speaking a language other than English at home and 32.1% born overseas. Christianity was the predominant religion in this area, comprising 49.3%. Judaism, however, showed an overrepresentation at 0.4%, compared to Greater Sydney's average of 0.8%.

The top three ancestry groups were English (29.3%), Australian (23.4%), and Irish (9.1%). French (1.0%), Welsh (0.9%), and South Australian (1.1%) ethnicities also had notable divergences compared to regional averages of 0.5%, 0.4%, and 0.5% respectively.

Manly Vale - Allambie Heights's population is slightly older than the national pattern

Manly Vale - Allambie Heights has a median age of 40, which is higher than Greater Sydney's figure of 37 and marginally higher than Australia's 38 years. The 45-54 cohort is notably over-represented at 16.6% locally compared to the Greater Sydney average, while the 25-34 age group is under-represented at 10.0%. Between 2021 and present, the population aged 15 to 24 has grown from 10.8% to 13.7%, and the 55 to 64 cohort increased from 10.5% to 11.6%. Conversely, the 5 to 14 age group declined from 16.2% to 14.5%, and the 35 to 44 group dropped from 14.7% to 13.2%. By 2041, demographic modeling suggests significant changes in Manly Vale - Allambie Heights's age profile. The 65 to 74 cohort is projected to expand by 347 people (25%) from 1,376 to 1,724. Notably, the combined 65+ age groups will account for 96% of total population growth, reflecting the area's aging demographic profile. Meanwhile, the 25 to 34 and 45 to 54 cohorts are expected to experience population declines.