Plympton Park

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

Based on ABS population updates and AreaSearch validations, as of Nov 2025, Plympton Park's estimated population is around 4,293. This reflects an increase of 412 people since the 2021 Census, which reported a population of 3,881. The change was inferred from AreaSearch's estimate of 4,044 residents following examination of ABS's June 2024 ERP data release and validation of additional 22 new addresses since the Census date. This results in a density ratio of approximately 3,577 persons per square kilometer, placing Plympton Park in the upper quartile nationally according to AreaSearch assessments. The area's population growth of 10.6% since the 2021 census exceeded both its SA4 region (7.3%) and state averages, indicating it as a growth leader. Overseas migration contributed approximately 65.0% of overall population gains during recent periods in Plympton Park.

AreaSearch adopts ABS/Geoscience Australia projections for each SA2 area, released in 2024 with 2022 as the base year. For areas not covered by this data and years post-2032, SA State Government's Regional/LGA projections are adopted, adjusted using a method of weighted aggregation from LGA to SA2 levels based on 2021 data released in 2023. According to aggregated SA2-level projections, the Plympton Park statistical area (Lv2) is expected to expand by an above median growth rate, gaining 748 persons to reach a total population of around 5,041 by 2041, reflecting a 13.3% increase over the 17-year period.

AreaSearch assessment of residential approval activity sees Plympton Park among the top 30% of areas assessed nationwide

AreaSearch analysis of ABS building approval numbers, allocated from statistical area data, indicates Plympton Park has seen approximately 23 new homes approved annually over the past five financial years, totalling around 117 homes. As of FY-26, 17 approvals have been recorded. Based on an average of 3.2 new residents arriving per dwelling constructed between FY-21 and FY-25, supply is lagging demand, suggesting heightened buyer competition and pricing pressures. New properties are constructed at an average value of $373,000, slightly above the regional average.

This financial year has seen $1.1 million in commercial development approvals, indicating minimal commercial development activity. Compared to Greater Adelaide, Plympton Park records 17.0% less building activity per person but places among the 81st percentile nationally. Building activity has accelerated recently, with 76.0% standalone homes and 24.0% townhouses or apartments.

This preserves the area's suburban nature, attracting space-seeking buyers with around 134 people per dwelling approval. AreaSearch estimates Plympton Park will grow by 573 residents through to 2041. Current construction levels should adequately meet demand, creating favourable conditions for buyers and potentially enabling growth that exceeds current forecasts.

Plympton Park has emerging levels of nearby infrastructure activity, ranking in the 31stth percentile nationally

Changes in local infrastructure significantly impact an area's performance. AreaSearch has identified one major project expected to affect this region. Notable projects include Tram Grade Separation Projects, Morphettville Racecourse Redevelopment, Mooringe Avenue Development at North Plympton, and the River Torrens to Darlington (T2D) Project. The following list highlights 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 conditions in Plympton Park demonstrate strong performance, ranking among the top 35% of areas assessed nationally

Plympton Park's workforce is well-educated with significant representation in essential services sectors. The unemployment rate in the area was 3.4% as of September 2025, which is 0.6% lower than Greater Adelaide's rate of 3.9%.

Employment growth over the past year was estimated at 3.4%, based on AreaSearch aggregation of statistical area data. In September 2025, 2,359 residents were in work, with workforce participation at 66.9% compared to Greater Adelaide's 61.7%. Key employment sectors for local residents include health care & social assistance, retail trade, and education & training, while manufacturing employs only 5.0% of workers, below Greater Adelaide's 7.0%.

Employment levels increased by 3.4% and labour force grew by 3.3% in the year to September 2025, reducing the unemployment rate by 0.2 percentage points. In comparison, Greater Adelaide experienced employment growth of 3.0% and labour force growth of 2.9%, with a 0.1 percentage point drop in unemployment. State-level data from 25-Nov shows SA employment grew by 1.19% year-on-year, adding 10,710 jobs, with the state unemployment rate at 4.0%. National employment forecasts from May-25 project a 6.6% increase over five years and 13.7% over ten years. Applying these projections to Plympton Park's employment mix suggests local employment should increase by 7.0% over five years and 14.4% over ten years, based on simple weighting extrapolation for illustrative purposes.

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

As per AreaSearch's latest postcode level ATO data released for financial year 2023, Plympton Park's median income among taxpayers is $56,521. The average income is $70,160. This is above the national average of $54,808 and $66,852 respectively for Greater Adelaide. Based on Wage Price Index growth of 8.8% since financial year 2023, current estimates would be approximately $61,495 (median) and $76,334 (average) as of September 2025. Census 2021 income data shows incomes in Plympton Park cluster around the national median. The $1,500 - 2,999 earnings band captures 33.9% of the community, reflecting regional patterns where 31.8% occupy this range. Housing affordability pressures are severe with only 83.3% of income remaining, ranking at the 45th percentile. The area's SEIFA income ranking places it in the fifth decile.

Plympton Park is characterized by a predominantly suburban housing profile, with a higher proportion of rental properties than the broader region

In Plympton Park, as recorded in the latest Census, 70.1% of dwellings were houses with the remaining 30.0% comprising semi-detached homes, apartments, and other types. This is similar to Adelaide metro's dwelling structure, which was 70.8% houses and 29.2% other dwellings. Home ownership in Plympton Park stood at 24.3%, with mortgaged properties at 36.0% and rented dwellings at 39.7%. The median monthly mortgage repayment in the area was $1,820, higher than Adelaide metro's average of $1,700. The median weekly rent in Plympton Park was $320, slightly lower than Adelaide metro's $330. Nationally, Plympton Park's monthly mortgage repayments were below the Australian average of $1,863 and rents were substantially lower than the national figure of $375.

Plympton Park features high concentrations of group households and lone person households, with a fairly typical median household size

Family households account for 64.4% of all households, including 28.3% couples with children, 24.4% couples without children, and 9.7% single parent families. Non-family households make up the remaining 35.6%, with lone person households at 30.3% and group households comprising 5.3%. The median household size is 2.4 people, which matches the Greater Adelaide average.

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

The area's educational profile is notable regionally, with university qualification rates of 35.1% among residents aged 15+, surpassing the South African average of 25.7% and the SA4 region's rate of 28.1%. Bachelor degrees are most prevalent at 24.5%, followed by postgraduate qualifications (7.5%) and graduate diplomas (3.1%). Vocational credentials are held by 29.2% of residents aged 15+, with advanced diplomas at 10.2% and certificates at 19.0%.

Educational participation is high, with 28.1% of residents currently enrolled in formal education. This includes 8.3% in primary education, 7.8% in tertiary education, and 4.9% pursuing secondary education.

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

Plympton Park has 22 active public transport stops, all of which are bus stops. These stops are served by 18 different routes that together facilitate 880 weekly passenger trips. The accessibility of these services is rated as excellent, with residents on average being located just 137 meters from the nearest stop.

On a daily basis, an average of 125 trips is made across all routes, which amounts to approximately 40 weekly trips per individual stop.

Plympton Park's residents are relatively healthy in comparison to broader Australia with the level of common health conditions among the general population somewhat typical, though higher than the nation's average among older cohorts

Plympton Park's health metrics are close to national benchmarks, with common health conditions among its general population being somewhat typical but higher than the national average for older cohorts. Approximately 55% of Plympton Park's total population (~2,349 people) have private health cover, compared to 51.4% across Greater Adelaide.

The most prevalent medical conditions in the area are mental health issues affecting 8.3% of residents and asthma impacting 7.4%. A total of 71.3% of residents declared themselves completely clear of medical ailments, compared to 68.1% across Greater Adelaide. Plympton Park has 13.3% of its residents aged 65 and over (570 people), which is lower than the 19.2% in Greater Adelaide. Health outcomes among seniors in the area require more attention than those for the broader population.

Plympton Park 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

Plympton Park had a higher cultural diversity compared to most local areas, with 30.7% of its residents born overseas and 28.1% speaking languages other than English at home. Christianity was the predominant religion in Plympton Park, accounting for 38.4% of the population. Hinduism showed significant overrepresentation, comprising 7.1% compared to the Greater Adelaide average of 4.1%.

The top three ancestry groups were English (25.0%), Australian (21.8%), and Other (11.7%). There were notable differences in the representation of certain ethnic groups: Polish at 1.0% vs regional 1.1%, Welsh at 0.7% vs regional 0.6%, and Serbian at 0.4% vs regional 0.3%.

Plympton Park's population is slightly younger than the national pattern

The median age in Plympton Park is 36, which is slightly below Greater Adelaide's average of 39 and the Australian median of 38. Compared to Greater Adelaide, Plympton Park has a higher proportion of residents aged 25-34 (18.4%) but fewer residents aged 65-74 (7.7%). Between the 2021 Census and now, the 75-84 age group has increased from 3.9% to 4.5% of the population, while the 85+ cohort has decreased from 2.1% to 1.1%. By 2041, Plympton Park's age composition is projected to change significantly. Notably, the 45-54 age group is expected to grow by 28%, adding 137 people and reaching a total of 631 from the current 493. The 0-4 age group is projected to grow at a more modest rate of 4%, with an increase of just 11 residents.