Serpentine (WA)

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

The population of Serpentine (WA) is estimated to be around 3,328 as of February 2026. This reflects an increase of 465 people since the 2021 Census, which reported a population of 2,863 people. AreaSearch estimates the resident population at 3,185 following examination of the latest ERP data release by the ABS in June 2024, with an additional 54 validated new addresses since the Census date contributing to this figure. This level of population results in a density ratio of 31 persons per square kilometer. Serpentine's growth of 16.2% since the 2021 census exceeded both national (9.9%) and state averages, marking it as a growth leader in the region. Interstate migration contributed approximately 48.0% of overall population gains during recent periods.

AreaSearch is adopting 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 to estimate growth post-2032, AreaSearch utilises growth rates by age cohort provided by the ABS in its latest Greater Capital Region projections released in 2023 based on 2022 data. Considering projected demographic shifts, a population increase just below the median of statistical areas analysed is expected for Serpentine. The suburb is projected to grow by 320 persons to reach a total population of 3,648 by 2041, reflecting an overall gain of 4.5% over the 17-year period.

Recent residential development output has been above average within Serpentine when compared nationally

Serpentine has seen around 22 dwelling approvals per year on average over the past five financial years, totalling an estimated 116 homes. As of FY-26, 16 approvals have been recorded. This averages out to approximately 2.7 people moving to the area per new home constructed annually between FY-21 and FY-25. The average construction cost value for new homes is $382,000, which is higher than regional norms.

In terms of commercial approvals, $3.8 million has been registered in FY-26. Compared to Greater Perth, Serpentine has roughly half the rate of new dwelling approvals per person but ranks among the 66th percentile nationally when assessed against other areas. All new construction in Serpentine consists of standalone homes, maintaining its traditional low-density character and appealing to those seeking spacious family homes.

There are around 215 people per dwelling approval in Serpentine, indicating a developing market. According to AreaSearch's latest quarterly estimate, the area is projected to add 151 residents by 2041. Based on current development patterns, new housing supply should meet demand, creating favorable conditions for buyers and potentially facilitating further population growth beyond current projections.

Serpentine has emerging levels of nearby infrastructure activity, ranking in the 30thth percentile nationally

The performance of an area can significantly be influenced by changes in local infrastructure, major projects, and planning initiatives. A single project has been identified by AreaSearch as potentially impacting the area. Notable projects include Tonkin Highway Extension and Thomas Road Upgrade, Provision Of Regional-Level Sporting Facilities In Growth Areas Perth And Peel, Kwinana Freeway Upgrade (Roe Highway to Safety Bay Road), and Additional Australind Trains Procurement. The following list details those most likely to be relevant.

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

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Employment performance in Serpentine exceeds national averages across key labour market indicators

Serpentine's workforce comprises both white and blue-collar jobs, with construction being notably prominent. Its unemployment rate is 2.8%, having grown by an estimated 2.7% in the past year, according to AreaSearch data aggregation. As of September 2025, 1,545 residents are employed, with an unemployment rate of 1.1% below Greater Perth's rate of 4.0%.

Workforce participation is lower at 58.4%, compared to Greater Perth's 71.6%. Census data shows that only 12.2% of residents work from home. Major employment industries include construction, mining, and retail trade. Serpentine has a significant specialization in agriculture, forestry & fishing, with an employment share 8.3 times the regional level.

Conversely, health care & social assistance employs just 8.3% of local workers, below Greater Perth's 14.8%. Employment opportunities locally appear limited, as indicated by the working population vs resident population count. Between September 2024 and September 2025, employment levels increased by 2.7%, while the labour force grew by 2.6%, maintaining a relatively stable unemployment rate. In contrast, Greater Perth experienced employment growth of 2.9% and labour force growth of 3.0%. National employment forecasts from Jobs and Skills Australia, released in May-25, project national employment to expand by 6.6% over five years and 13.7% over ten years. Applying these projections to Serpentine's employment mix suggests local employment should increase by 5.5% over five years and 11.9% over ten years.

Income analysis reveals strong economic positioning, with the area outperforming 60% of locations assessed nationally by AreaSearch

AreaSearch's latest postcode level ATO data for financial year 2023 shows that Serpentine suburb has an income above national average. The median income is $57,507 while the average stands at $73,961. This contrasts with Greater Perth's median income of $60,748 and average income of $80,248. Based on Wage Price Index growth of 9.62% since financial year 2023, current estimates for Serpentine would be approximately $63,039 (median) and $81,076 (average) as of September 2025. According to the 2021 Census, household income ranks at the 62nd percentile ($1,955 weekly), while personal income sits at the 42nd percentile. Income distribution shows that 28.1% of Serpentine's population (935 individuals) falls within the $1,500 - $2,999 range, similar to the broader area where 32.0% occupy this range. Notably, 30.8% earn above $3,000/week indicating strong economic capacity in Serpentine. After housing expenses, 85.0% of income remains for other expenses. The suburb's SEIFA income ranking places it in the 5th decile.

Serpentine is characterized by a predominantly suburban housing profile, with above-average rates of outright home ownership

The dwelling structure in Serpentine, as per the latest Census data, consisted of 87.0% houses and 13.0% other dwellings such as semi-detached homes, apartments, and 'other' dwellings. This is compared to Perth metro's 77.8% houses and 22.1% other dwellings. Home ownership in Serpentine stood at 39.9%, with mortgaged dwellings at 52.3% and rented ones at 7.9%. The median monthly mortgage repayment was $2,200, higher than Perth metro's average of $1,907. The median weekly rent in Serpentine was $348, compared to Perth metro's $350. Nationally, Serpentine's mortgage repayments were significantly higher than the Australian average of $1,863, while rents were lower at $348 compared to the national figure of $375.

Serpentine features high concentrations of family households, with a higher-than-average median household size

Family households account for 80.1% of all households, including 35.8% couples with children, 36.1% couples without children, and 8.1% single parent families. Non-family households constitute the remaining 19.9%, with lone person households at 18.1% and group households comprising 1.1%. The median household size is 2.7 people, which is larger than the Greater Perth average of 2.6.

Educational outcomes in Serpentine fall within the lower quartile nationally, indicating opportunities for improvement in qualification attainment

The area's university qualification rate is 12.2%, significantly lower than Australia's average of 30.4%. Bachelor degrees are the most common, at 9.7%, followed by postgraduate qualifications (1.5%) and graduate diplomas (1.0%). Vocational credentials are prevalent, with 39.6% of residents aged 15 and above holding them, including advanced diplomas (8.4%) and certificates (31.2%). Educational participation is high, with 36.7% of residents currently enrolled in formal education, comprising 13.0% in secondary, 12.6% in primary, and 3.3% in tertiary education.

Educational participation is notably high, with 36.7% of residents currently enrolled in formal education. This includes 13.0% in secondary education, 12.6% in primary education, and 3.3% pursuing tertiary education.

No public transport data available for this catchment area.

Serpentine'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

Serpentine's health metrics are close to national benchmarks, according to AreaSearch's assessment of mortality rates and chronic condition prevalence. The level of common health conditions among the general population is somewhat typical but higher than the nation's average among older cohorts.

Private health cover is very high in Serpentine, with approximately 57% of the total population (~1,882 people), compared to 59.0% across Greater Perth. The most common medical conditions are arthritis and mental health issues, impacting 9.3 and 8.5% of residents respectively, while 65.9% declare themselves completely clear of medical ailments, compared to 71.9% across Greater Perth. Health outcomes among the working-age population in Serpentine are broadly typical. The area has 20.8% of residents aged 65 and over (692 people), which is higher than the 16.3% in Greater Perth. Health outcomes among seniors present some challenges, though they rank lower nationally than the broader population.

Serpentine ranks below the Australian average when compared to other local markets across a number of language and cultural background related metrics

Serpentine's population, surveyed in June 2016, showed low cultural diversity with 77.2% citizens, 77.3% born in Australia, and 97.3% speaking English only at home. Christianity was the predominant religion, comprising 44.1%. Judaism, though small at 0.1%, was overrepresented compared to Greater Perth's 0.3%.

Ancestry-wise, English (35.8%) and Australian (32.7%) were significantly higher than regional averages of 28.0% and 21.2%, respectively. Scottish ancestry stood at 6.8%. Notable differences existed for Dutch (3.3% vs 1.5%), Welsh (0.9% vs 0.7%), and South African (0.5% vs 1.0%) groups.

Serpentine hosts a notably older demographic compared to the national average

The median age in Serpentine is 45 years, which is significantly higher than Greater Perth's average of 37 years and Australia's national average of 38 years. Compared to Greater Perth, Serpentine has a higher proportion of residents aged 55-64 (16.6%) but fewer residents aged 25-34 (10.5%). This concentration of the 55-64 age group is well above the national average of 11.2%. According to the 2021 Census, the proportion of residents aged 65-74 has increased from 10.3% to 12.4%, while the 55-64 cohort has risen from 15.3% to 16.6%. Conversely, the proportion of residents aged 45-54 has declined from 17.4% to 13.1%. By 2041, demographic projections indicate significant shifts in Serpentine's age structure. The 65-74 age group is projected to grow by 37%, reaching 564 people from the current 412. Notably, the combined age groups of 65 and above will account for 91% of total population growth, reflecting the area's aging demographic profile. In contrast, both the 0-4 and 15-24 age groups are projected to decrease in number.