Jannali

Jannali has seen population growth performance typically on par with national averages when looking at short and medium term trends

As of May 2026, the estimated population of the suburb of Jannali is around 6,841. This figure reflects an increase since the 2021 Census, which reported a population of 6,632 people. The recent resident population estimate of 6,831 by AreaSearch, following examination of the latest ERP data release by the ABS in June 2025 and validation of additional addresses since the Census date, indicates an increase of approximately 209 people (3.2%) from the 2021 figure. This population level translates to a density ratio of 2,780 persons per square kilometer, placing Jannali in the upper quartile relative to national locations assessed by AreaSearch. The suburb's population growth since the 2021 Census exceeded that of its SA3 area (3.1%), marking it as a growth leader in the region. Overseas migration contributed approximately 63.0% of overall population gains during recent periods, driving primary population growth for the area.

AreaSearch is adopting ABS/Geoscience Australia projections for each SA2 area, released in 2024 with 2022 as the base year, and NSW State Government's SA2 level projections where applicable, released in 2022 with 2021 as the base year. Based on these aggregated projections, the suburb of Jannali is expected to expand by 479 persons to reach a total population of around 7,320 by the year 2041, reflecting an increase of approximately 6.9% over the 16-year period.

Residential development activity is slightly higher than average within Jannali when compared nationally

AreaSearch analysis of ABS building approval numbers in Jannali shows around 29 dwellings receiving development approval each year. Over the past five financial years, from FY-21 to FY-25, approximately 148 homes were approved, with a further 14 approved so far in FY-26. This results in an average of about 2.5 new residents per dwelling built annually over these years.

The average construction cost value for new homes is $548,000, indicating a focus on the premium segment. In FY-26, commercial approvals totalled $16.0 million, reflecting steady investment activity. Compared to Greater Sydney, Jannali's construction levels are 42.0% above the regional average per person over the past five years.

The development consists of 54.0% detached houses and 46.0% townhouses or apartments, offering choices across price ranges. With around 316 people per dwelling approval, Jannali is a low density area. According to AreaSearch's latest quarterly estimate, Jannali is expected to grow by approximately 469 residents by 2041. Current construction levels should meet demand adequately, creating favourable conditions for buyers and potentially enabling growth that exceeds current forecasts.

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

AreaSearch has identified two projects that could impact the area due to changes in local infrastructure. Key projects include 544-550 Box Road Jannali Mixed-Use Development, President Private Hospital Redevelopment, Sutherland Public School Hall Upgrade, and Sutherland Shire Library Technology Hub. 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.

The labour market in Jannali shows considerable strength compared to most other Australian regions

Jannali has a highly educated workforce with strong professional services representation. Its unemployment rate was 2.9% as of the past year, with an estimated employment growth of 0.6%. As of December 2025, 3883 residents were employed at a 1.3% lower unemployment rate than Greater Sydney's 4.2%, and workforce participation was 72.0%.

A high 51.6% worked from home, potentially influenced by Covid-19 lockdowns. Dominant sectors include healthcare & social assistance, education & training, and professional & technical services. Education & training showed particular specialization with an employment share of 1.3 times the regional level, while manufacturing had lower representation at 4.0%. Limited local employment opportunities were indicated by Census data comparing working population to resident population.

Over a 12-month period ending in May-25, employment increased by 0.6% and labour force by 0.8%, raising unemployment by 0.2 percentage points. National employment forecasts from Jobs and Skills Australia project growth of 6.6% over five years and 13.7% over ten years. Applying these projections to Jannali's employment mix suggests local employment should increase by 6.9% in five years and 14.0% in ten years, though this is a simplified extrapolation for illustrative purposes only.

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 2023 shows that income in Jannali is high nationally. The median income is $63,924 and the average income is $86,328. This contrasts with Greater Sydney's median income of $60,817 and average income of $83,003. Based on Wage Price Index growth of 10.32% since financial year 2023, current estimates for Jannali would be approximately $70,521 (median) and $95,237 (average) as of March 2026. According to the 2021 Census, incomes in Jannali rank highly nationally, between the 79th and 80th percentiles for households, families, and individuals. Income brackets indicate that 28.4% of locals (1,942 people) earn between $1,500 and $2,999 weekly, aligning with the regional average of 30.9%. A significant 36.7% earn above $3,000 weekly. High housing costs consume 16.7% of income, but strong earnings place disposable income at the 77th percentile nationally. The area's SEIFA income ranking places it in the 8th decile.

Jannali displays a diverse mix of dwelling types, with above-average rates of outright home ownership

In Jannali, as per the latest Census, 51.1% of dwellings were houses, with the remaining 48.9% being semi-detached homes, apartments, and other types. This differs from Sydney metropolitan areas where 55.9% were houses and 44.1% were other dwellings. Home ownership in Jannali stood at 29.9%, similar to Sydney metro's rate. Mortgaged dwellings accounted for 41.1%, while rented properties made up 29.0%. The median monthly mortgage repayment in the area was $2,600, higher than Sydney metro's average of $2,427. Median weekly rent in Jannali was $428 compared to Sydney metro's $470. Nationally, Jannali's mortgage repayments were significantly higher at $2,600 versus Australia's average of $1,863, and rents were substantially above the national figure of $375.

Jannali has a typical household mix, with a lower-than-average median household size

Family households account for 72.8 percent of all households, including 36.2 percent couples with children, 23.8 percent couples without children, and 11.9 percent single parent families. Non-family households constitute the remaining 27.2 percent, with lone person households at 25.3 percent and group households comprising 1.7 percent of the total. The median household size is 2.6 people, which is smaller than the Greater Sydney average of 2.7.

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

University qualifications in Jannali are held by 34.6% of residents aged 15+, which is higher than the Australian average of 30.4%. Bachelor degrees are the most common at 22.8%, followed by postgraduate qualifications (8.2%) and graduate diplomas (3.6%). Vocational credentials are also prevalent, with 36.7% of residents aged 15+ holding them.

This includes advanced diplomas held by 13.9% and certificates by 22.8%. Educational participation is high in Jannali, with 30.9% of residents currently enrolled in formal education. This includes primary education (10.8%), secondary education (8.5%), and tertiary education (4.9%).

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

Jannali has 28 active public transport stops offering a mix of train and bus services. These stops are served by 19 different routes, collectively facilitating 3,192 weekly passenger trips. Transport accessibility is deemed good, with residents on average located 206 meters from the nearest stop. Primarily residential, most commuters travel outward. Cars remain the dominant mode at 78%, while trains account for 15%. On average, there are 1.1 vehicles per dwelling.

According to the 2021 Census, a high 51.6% of residents work from home, which may reflect COVID-19 conditions. Service frequency averages 456 trips daily across all routes, equating to roughly 114 weekly trips per stop.

Jannali's residents are healthier than average in comparison to broader Australia with prevalence of common health conditions quite low among the general population though higher than the nation's average across older, at risk cohorts

Health data shows positive outcomes for Jannali residents. Mortality rates and health conditions are largely in line with national benchmarks.

Common health conditions' prevalence is low among the general population, but higher among older, at-risk cohorts. Private health cover is exceptionally high, at 61% of the total population (4,172 people), compared to the national average of 55.7%. The most common medical conditions are mental health issues and asthma, affecting 8.1 and 7.8% of residents respectively. 70.4% of residents declare themselves completely clear of medical ailments, compared to 74.6% across Greater Sydney. Under-65 population shows better than average health outcomes. The area has 17.4% of residents aged 65 and over (1,190 people), higher than the 15.5% in Greater Sydney but lower nationally.

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

Jannali's population showed above-average cultural diversity, with 22.7% born overseas and 14.5% speaking a language other than English at home. Christianity was the dominant religion in Jannali, accounting for 55.5%. Judaism, however, was overrepresented compared to Greater Sydney, comprising 0.2% versus 0.8%.

The top three ancestry groups were English (28.8%, regional average: 19.0%), Australian (25.6%, regional average: 17.8%), and Irish (9.3%). Other notable ethnic group representations included Russian at 0.6% (regional average: 0.4%), Macedonian at 1.0% (regional average: 0.4%), and French at 0.7% (regional average: 0.5%).

Jannali's population aligns closely with national norms in age terms

The median age in Jannali is 39 years, which is higher than Greater Sydney's average of 37 years and close to the national average of 38 years. Compared to Greater Sydney, the 45-54 age cohort is over-represented in Jannali at 14.4%, while the 25-34 age group is under-represented at 12.3%. Post-Census data from 2021 shows that the 15 to 24 age group has grown from 10.2% to 12.5%, and the 75 to 84 cohort has increased from 4.9% to 6.4%. Conversely, the 5 to 14 age group has declined from 14.0% to 12.8%. Population forecasts for 2041 indicate significant demographic changes in Jannali. The 85+ age group is projected to grow by 141%, reaching 545 people from 225. Residents aged 65 and older will represent 75% of the anticipated population growth, while the 45-54 and 0-4 age cohorts are expected to experience population declines.