Northgate - Northfield

Northgate - Northfield lies within the top quartile of areas nationally for population growth performance according to AreaSearch analysis of recent, and medium to long-term trends

Northgate - Northfield's population was approximately 19,832 as of November 2025, according to AreaSearch's analysis. This figure represents an increase of 1,644 people since the 2021 Census, which reported a population of 18,188. The growth is inferred from the estimated resident population of 19,542 in June 2024 and an additional 293 validated new addresses since the Census date. This results in a population density ratio of 3,027 persons per square kilometer, placing Northgate - Northfield in the upper quartile compared to other locations assessed by AreaSearch. The area's growth rate of 9.0% since the 2021 census exceeded both the state (7.1%) and metropolitan area averages, indicating it as a growth leader in the region. Overseas migration contributed approximately 70.9% of overall 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 by this data and years post-2032, the SA State Government's Regional/LGA projections by age category are adopted, based on 2021 data and released in 2023, with adjustments made using a method of weighted aggregation of population growth from LGA to SA2 levels. Considering projected demographic shifts, an above median population growth is projected for the area, with an expected expansion of 4,650 persons by 2041 based on the latest annual ERP population numbers, reflecting an overall increase of 22.0% over the 17-year period.

The level of residential development activity in Northgate - Northfield was found to be higher than 90% of real estate markets across the country

Northgate - Northfield has received around 159 dwelling approvals annually over the past five financial years, totalling 795 homes from FY20 to FY24. As of FY26, 64 approvals have been recorded. On average, each dwelling built between FY21 and FY25 attracted 2.9 new residents, reflecting strong demand that supports property values. The average construction cost for new homes was $197,000, below the regional average, suggesting more affordable housing options.

This financial year has seen $600,000 in commercial development approvals, indicating minimal commercial development activity. Compared to Greater Adelaide, Northgate - Northfield maintains similar construction rates per person, keeping market balance consistent with the broader area, although building activity has slowed recently. Detached houses accounted for 82.0% of new builds, with medium and high-density housing making up the remaining 18.0%, preserving the area's suburban character.

With around 244 people per dwelling approval, Northgate - Northfield shows a developing market. By 2041, the area is projected to grow by 4,360 residents, according to AreaSearch's latest quarterly estimate. Current construction rates appear balanced with future demand, fostering steady market conditions without excessive price pressure.

Northgate - Northfield has emerging levels of nearby infrastructure activity, ranking in the 22ndth percentile nationally

Changes in local infrastructure significantly affect an area's performance. AreaSearch has identified eight projects that could impact the region. Notable projects include Northern Suburbs High School at Eyre, Oakden Rise, Enfield Memorial Park Expansion & Redevelopment, and Laing St, Northfield. 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.

Northgate - Northfield ranks among the top 25% of areas assessed nationally for overall employment performance

Northgate - Northfield has a well-educated workforce with significant representation in essential services sectors. The unemployment rate as of September 2025 was 2.4%.

Employment growth over the past year was estimated at 1.6%. As of this date, 10,370 residents were employed, with an unemployment rate 1.6% lower than Greater Adelaide's rate of 3.9%. Workforce participation was broadly similar to Greater Adelaide's 61.7%.

Leading employment industries among residents included health care & social assistance, retail trade, and public administration & safety. Construction showed lower representation at 6.7% compared to the regional average of 8.7%. Over the 12 months to September 2025, employment increased by 1.6%, while labour force increased by 1.5%, resulting in a 0.1 percentage point decrease in unemployment. In contrast, Greater Adelaide experienced employment growth of 3.0% and labour force growth of 2.9%, with a similar drop in unemployment. State-level data to 25-Nov shows SA employment grew by 1.19% year-on-year, adding 10,710 jobs, with the state unemployment rate at 4.0%. This compares favourably to the national unemployment rate of 4.3%, with the state's employment growth outpacing the national average of 0.14%. Jobs and Skills Australia's national employment forecasts from May-25 suggest that Northgate - Northfield's employment should increase by 6.8% over five years and 14.1% over ten years, based on a simple weighting extrapolation of industry-specific projections.

Income levels align closely with national averages, indicating typical economic conditions for Australian communities according to AreaSearch analysis

AreaSearch's latest postcode level ATO data for financial year ending June 2022 indicates that Northgate - Northfield SA2 had a median income of $52,234 and an average income of $58,971. This is lower than the national averages of $52,592 (median) and $64,886 (average) for Greater Adelaide. By September 2025, these figures are estimated to have grown by 12.83% due to Wage Price Index growth, reaching approximately $58,936 (median) and $66,537 (average). The 2021 Census shows that incomes in Northgate - Northfield cluster around the 51st percentile nationally. Income distribution data reveals that 37.5% of locals (7,437 people) fall within the $1,500 - 2,999 category, a pattern also seen in the broader area where 31.8% occupy this range. High housing costs consume 16.5% of income, but strong earnings place disposable income at the 50th percentile. The area's SEIFA income ranking places it in the 5th decile.

Northgate - Northfield displays a diverse mix of dwelling types, with ownership patterns similar to the broader region

In Northgate - Northfield, according to the latest Census, 69.9% of dwellings were houses, with the remaining 30.1% consisting of semi-detached homes, apartments, and other types. This is compared to Adelaide metro's 74.6% houses and 25.4% other dwellings. Home ownership in Northgate - Northfield stood at 22.0%, with mortgaged dwellings at 44.4% and rented ones at 33.6%. The median monthly mortgage repayment was $1,650, higher than Adelaide metro's average of $1,603. The median weekly rent in Northgate - Northfield was $360, compared to Adelaide metro's $320. Nationally, Northgate - Northfield's mortgage repayments were lower at $1,650 versus the Australian average of $1,863, and rents were also lower at $360 compared to the national figure of $375.

Northgate - Northfield features high concentrations of group households, with a fairly typical median household size

Family households constitute 69.3% of all households, including 33.4% couples with children, 23.7% couples without children, and 10.7% single parent families. Non-family households account for the remaining 30.7%, with lone person households at 26.3% and group households comprising 4.5%. The median household size is 2.5 people, which aligns with the Greater Adelaide average.

The educational profile of Northgate - Northfield exceeds national averages, with above-average qualification levels and academic performance metrics

Northgate - Northfield's residents aged 15 and above have a higher proportion with university qualifications at 36.4%, compared to the SA4 region at 19.8% and the state average at 25.7%. This educational advantage is notable for its potential in knowledge-based opportunities. Bachelor degrees are most prevalent at 23.5%, followed by postgraduate qualifications at 10.4% and graduate diplomas at 2.5%. Vocational credentials are also prominent, with 25.7% of residents holding such qualifications, including advanced diplomas at 9.6% and certificates at 16.1%.

Educational participation is high, with 33.1% of residents currently enrolled in formal education, including 11.1% in primary, 8.3% in tertiary, and 6.9% in secondary education.

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

Northgate - Northfield has 58 active public transport stops. These are served by 22 different bus routes, offering a total of 1,797 weekly passenger trips. The area's transport accessibility is rated good, with residents on average located 213 meters from the nearest stop.

Service frequency averages 256 trips per day across all routes, equating to approximately 30 weekly trips per individual stop.

The level of general health in Northgate - Northfield is notably higher than the national average with prevalence of common health conditions low among the general population though higher than the nation's average across older, at risk cohorts

Northgate-Northfield shows better-than-average health outcomes with lower prevalence of common conditions among its general population compared to national averages, but higher among older, at-risk cohorts. Private health cover is relatively low, at approximately 49% (around 9,737 people), compared to the national average of 55.3%.

The most prevalent medical conditions are mental health issues and arthritis, affecting 8.0% and 6.6% of residents respectively. 73.7% of residents report no medical ailments, compared to 72.8% in Greater Adelaide. The area has 13.2% (2,613 people) aged 65 and over, with health outcomes among seniors requiring more attention than the broader population.

Northgate - Northfield is among the most culturally diverse areas in the country based on AreaSearch assessment of a range of language and cultural background related metrics

Northgate-Northfield ranks high in cultural diversity, with 41.2% of its population born overseas and 43.4% speaking a language other than English at home. Christianity is the predominant religion, comprising 39.1% of Northgate-Northfield's population. The category 'Other' comprises 4.7%, slightly higher than Greater Adelaide's 5.3%.

The top three ancestry groups are English (19.3%), Australian (17.2%), and Other (15.9%). Notably, Polish (1.3%) and Indian (7.9%) are overrepresented compared to regional averages of 1.1% and 8.3%, respectively. Vietnamese is also slightly overrepresented at 2.3%.

Northgate - Northfield's population is younger than the national pattern

Northgate-Northfield has a median age of 35, which is younger than Greater Adelaide's figure of 39 and slightly below Australia's national average of 38 years. The age group of 35-44 shows strong representation at 18.5%, compared to Greater Adelaide, while the 65-74 cohort is less prevalent at 7.0%. Between 2021 and present, the 35-44 age group has grown from 17.5% to 18.5% of the population. Conversely, the 25-34 cohort has declined from 19.2% to 18.4%. Looking ahead to 2041, demographic projections indicate significant shifts in Northgate-Northfield's age structure, with the 45-54 group expected to grow by 37%, reaching 3,332 people from its current figure of 2,423.