Mosman Park - Peppermint Grove
Statistical Area - sa2

An assessment of population growth drivers in Mosman Park - Peppermint Grove reveals an overall ranking slightly below national averages considering recent, and medium term trends

Mosman Park-Peppermint Grove's population is 12,101 as of Aug 2025. This reflects an increase of 1,337 people since the 2021 Census, which reported a population of 10,764. The change is inferred from ABS estimated resident population of 12,063 in June 2024 and additional validated new addresses since the Census date. This level of population equates to a density ratio of 2,236 persons per square kilometer, above national averages assessed by AreaSearch. Mosman Park-Peppermint Grove's growth rate of 12.4% since the 2021 census exceeded the national average of 8.6%. Population growth was primarily driven by overseas migration contributing approximately 90.2% of overall population gains.

AreaSearch is adopting ABS/Geoscience Australia projections for each SA2 area, released in 2024 with a base year of 2022. For areas not covered, AreaSearch utilises ABS growth rates by age cohort from its latest Greater Capital Region projections (released in 2023, based on 2022 data). Considering projected demographic shifts, an above median population growth is projected for the area, with an expected increase of 2,126 persons to 2041, recording a gain of 17.2% over the 17 years.

AreaSearch assessment of residential development activity positions Mosman Park - Peppermint Grove among the top 25% of areas assessed nationwide

Mosman Park-Peppermint Grove has approximately 50 residential properties granted approval annually. Development approval data is produced by the ABS on a financial year basis, with 253 homes approved over the past five financial years from FY-21 to FY-25, and 11 recorded so far in FY-26. The average number of new residents per year for every home built over these five financial years is 4.2, indicating that supply is substantially lagging demand. This leads to heightened buyer competition and pricing pressures, as new dwellings are developed at an average cost of $1,189,000, focusing on the premium segment with upmarket properties.

In FY-26, commercial development approvals totalled $12.8 million, suggesting balanced commercial development activity compared to previous years. Compared to Greater Perth, Mosman Park-Peppermint Grove has 16.0% less new development per person but ranks among the 66th percentile of areas assessed nationally. Recent construction comprises 36.0% standalone homes and 64.0% townhouses or apartments, marking a significant shift from existing housing patterns (currently 64.0% houses). This trend suggests diminishing developable land availability and responds to evolving lifestyle preferences and housing affordability needs. The location has approximately 304 people per dwelling approval, indicating potential for further growth.

Looking ahead, Mosman Park-Peppermint Grove is projected to grow by 2,088 residents through to 2041. Development is keeping pace with projected growth, but buyers may face increasing competition as the population expands.

Mosman Park - Peppermint Grove has limited levels of nearby infrastructure activity, ranking in the 7thth percentile nationally

Changes to local infrastructure significantly impact an area's performance. AreaSearch has identified 17 projects likely affecting this region. Notable ones are Mos Lane Development at Wellington Street Shopping Centre, Wellington Street Road Resurfacing, Mosman Park Village Precinct Structure Plan, and the mixed-use development at 116-130 Wellington Street. The following list details those most relevant.

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

Employment performance in Mosman Park - Peppermint Grove exceeds national averages across key labour market indicators

Mosman Park - Peppermint Grove has a highly educated workforce with strong representation in professional services. As of June 2025, the unemployment rate is 2.7%.

In this period, 6,506 residents are employed while the unemployment rate is 1.2% lower than Greater Perth's rate of 3.9%. The workforce participation rate is somewhat below standard at 61.1%, compared to Greater Perth's 65.2%. Employment among residents is concentrated in health care & social assistance, professional & technical services, and education & training. Notably, employment levels in professional & technical services are at 1.7 times the regional average.

Conversely, construction shows lower representation at 5.4% compared to the regional average of 9.3%. The area offers limited local employment opportunities, as indicated by Census data comparing working population with resident population. Over the year to June 2025, labour force levels decreased by 1.4% and employment decreased by 1.7%, causing unemployment to rise by 0.3 percentage points. In contrast, Greater Perth saw employment grow by 3.7%. State-level data to Sep-25 shows WA employment contracted by 0.82% (losing 14,590 jobs), with the state unemployment rate at 4.3%, compared to the national unemployment rate of 4.5% and national employment growth of 0.26%. Jobs and Skills Australia's national employment forecasts from May 2025 suggest that national employment will expand by 6.6% over five years and 13.7% over ten years. Applying these projections to Mosman Park - Peppermint Grove's employment mix suggests local growth of approximately 7.1%% over five years and 14.6% over ten years, assuming constant population projections for illustrative purposes.

Income metrics indicate excellent economic conditions, with the area achieving higher performance than 75% of national locations assessed by AreaSearch

AreaSearch's aggregation of ATO data for financial year 2022 shows Mosman Park - Peppermint Grove had a median taxpayer income of $67,574 and an average income of $167,838. Nationally, these figures are in the top percentile, compared to Greater Perth's $58,380 and $78,020 respectively. By March 2025, estimates based on Wage Price Index growth of 11.61% suggest median income will be approximately $75,419 and average income around $187,324. The 2021 Census reveals household, family, and personal incomes in Mosman Park - Peppermint Grove rank between the 84th and 85th percentiles nationally. Income analysis shows 34.0% of residents earn over $4,000 annually (4,114 individuals), contrasting with Greater Perth's leading bracket of $1,500 - 2,999 at 32.0%. The district's affluence is evident with 42.6% earning over $3,000 weekly, supporting premium retail and services. Housing accounts for 13.5% of income, with residents in the 85th percentile for disposable income. The area's SEIFA income ranking places it in the 9th decile.

Mosman Park - Peppermint Grove displays a diverse mix of dwelling types, with a higher proportion of rental properties than the broader region

The dwelling structure in Mosman Park-Peppermint Grove, as per the latest Census, consisted of 63.6% houses and 36.5% other dwellings (semi-detached, apartments, 'other' dwellings). In comparison, Perth metro had 68.6% houses and 31.3% other dwellings. Home ownership in Mosman Park-Peppermint Grove was at 37.3%, with the rest either mortgaged (29.8%) or rented (33.0%). The median monthly mortgage repayment was $3,033, below Perth metro's average of $3,293. The median weekly rent was $310, compared to Perth metro's $450. Nationally, Mosman Park-Peppermint Grove's mortgage repayments were significantly higher than the Australian average of $1,863, while rents were substantially below the national figure of $375.

Mosman Park - Peppermint Grove features high concentrations of lone person households, with a lower-than-average median household size

Family households account for 65.5% of all households, including 32.2% couples with children, 25.2% couples without children, and 7.4% single parent families. Non-family households constitute the remaining 34.5%, with lone person households at 31.2% and group households comprising 3.2%. The median household size is 2.4 people, which is smaller than the Greater Perth average of 2.6.

Mosman Park - Peppermint Grove shows strong educational performance, ranking in the upper quartile nationally when assessed across multiple qualification and achievement indicators

Educational attainment in Mosman Park-Peppermint Grove is notably high. As of 2016, 53.2% of residents aged 15 and above held university qualifications, surpassing the state (WA) average of 27.9% and the Greater Perth average of 30.1%. Bachelor degrees are the most common at 34.2%, followed by postgraduate qualifications at 14.6% and graduate diplomas at 4.4%. Vocational pathways account for 19.1% of qualifications, with advanced diplomas at 9.6% and certificates at 9.5%.

Educational participation is high, with 33.7% of residents currently enrolled in formal education as of 2016. This includes 11.3% in secondary education, 9.3% in tertiary education, and 8.8% pursuing primary education. As of 2015, there are nine schools operating within Mosman Park-Peppermint Grove, educating approximately 4,281 students. The area demonstrates significant socio-educational advantages and academic achievement, with an ICSEA score of 1127. The educational mix includes five primary schools, two secondary schools, and two K-12 schools. As of 2016, the area functions as an education hub with 35.4 school places per 100 residents, significantly above the regional average of 18.1. This attracts students from surrounding communities. Note that where schools show 'n/a' for enrolments, please refer to the parent campus.

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

Mosman Park - Peppermint Grove has 81 active public transport stops. These are a mix of train and bus services. There are 33 individual routes operating in total.

Together, these routes provide 4,972 weekly passenger trips. Transport accessibility is rated as good, with residents typically located 204 meters from the nearest stop. On average, there are 710 trips per day across all routes, which equates to approximately 61 weekly trips per individual stop.

Mosman Park - Peppermint Grove's residents are extremely healthy with very low prevalence of common health conditions across all age groups

Analysis of health metrics shows strong performance throughout Mosman Park-Peppermint Grove. Prevalence of common health conditions across all age groups is very low.

Private health cover rate is exceptionally high at approximately 89% of the total population (10,818 people), compared to the national average of 55.3%. The most common medical conditions in the area are mental health issues and arthritis, impacting 7.2 and 6.2% of residents respectively. 73.9% of residents declare themselves completely clear of medical ailments, compared to 74.2% across Greater Perth. As of 2021, 20.4% of residents are aged 65 and over (2,474 people), which is lower than the 21.5% in Greater Perth. Health outcomes among seniors are particularly strong, performing even better than the general population in health metrics.

Mosman Park - Peppermint Grove 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

Mosman Park-Peppermint Grove has a higher cultural diversity than most local areas, with 14.0% speaking a language other than English at home and 33.2% born overseas. Christianity is the predominant religion in Mosman Park-Peppermint Grove, comprising 47.4%. Judaism is slightly overrepresented compared to Greater Perth, making up 0.4%.

The top three ancestry groups are English (30.4%), Australian (22.4%), and Other (9.1%). French (1.0%) and South African (1.1%) are notably overrepresented compared to regional averages, while Welsh remains at the same level (0.8%).

Mosman Park - Peppermint Grove hosts an older demographic, ranking in the top quartile nationwide

The median age in Mosman Park - Peppermint Grove is 42 years, significantly higher than Greater Perth's average of 37 years, and Australia's average of 38 years. The 15-24 age group makes up 15.5% of the population, compared to 14.1% in the 2021 Census, while the 25-34 cohort is at 11.4%, up from 10.4%. Conversely, the 45-54 age group has decreased from 14.4% to 13.2%, and the 5-14 group has fallen from 12.6% to 11.5%. By 2041, the population forecasts indicate substantial demographic changes. The 75-84 age group is expected to grow by 52%, reaching 1,382 people from 906. Notably, the combined 65+ age groups will account for 59% of total population growth, reflecting the area's aging demographic profile. In contrast, the 5-14 and 35-44 cohorts are expected to experience population declines.