Bittern

Population growth drivers in Bittern are strong compared to national averages based on AreaSearch's ranking of recent, and medium to long-term trends

Based on analysis of ABS population updates for the broader area and new addresses validated by AreaSearch, the suburb of Bittern's population is estimated at around 4,189 as of Feb 2026. This reflects a decrease of 87 people (2.0%) since the 2021 Census, which reported a population of 4,276 people. The change is inferred from the resident population of 4,175 estimated by AreaSearch following examination of the latest ERP data release by the ABS in June 2024 and an additional 15 validated new addresses since the Census date. This level of population equates to a density ratio of 243 persons per square kilometer, providing significant space per person and potential room for further development. Over the past decade, Bittern has demonstrated resilient growth patterns with a compound annual growth rate of 1.0%, outpacing the SA4 region. Population growth for the area was primarily driven by overseas migration that contributed approximately 55% of overall population gains during recent periods.

AreaSearch is adopting ABS/Geoscience Australia projections for each SA2 area, as released in 2024 with a base year of 2022. For any SA2 areas not covered by this data, AreaSearch is utilising the VIC State Government's Regional/LGA projections released in 2023 with adjustments made employing a method of weighted aggregation of population growth from LGA to SA2 levels. Growth rates by age group from these aggregations are also applied across all areas for years 2032 to 2041. Moving forward with demographic trends, an above median population growth of national statistical areas is projected, with the area expected to grow by 621 persons to 2041 based on aggregated SA2-level projections, reflecting a gain of 14.5% in total over the 17 years.

The level of residential development activity in Bittern is very low in comparison to the average area assessed nationally by AreaSearch

AreaSearch analysis shows Bittern had around 4 dwelling approvals per year. Between FY-21 and FY-25, approximately 24 homes were approved, with 2 more in FY-26 so far. This results in about 0.1 person moving to the area per dwelling built annually over these years.

New construction is meeting or exceeding demand, providing buyers more options and potentially accelerating population growth beyond current projections. Average construction value of new properties is $729,000, indicating developers target premium market segment with high-end properties. This financial year has seen $6.0 million in commercial approvals, suggesting residential character.

New development consists of 67% detached houses and 33% townhouses or apartments, expanding medium-density options across price brackets. This marks a significant shift from the current housing mix of 94% houses, reflecting reduced development sites availability and changing lifestyle demands and affordability needs. The area has an estimated 1064 people per dwelling approval, indicating low activity development environment. Future projections estimate Bittern adding 607 residents by 2041. If current development rates continue, housing supply might not keep pace with population growth, potentially increasing buyer competition and supporting stronger price growth.

Bittern has moderate levels of nearby infrastructure activity, ranking in the top 50% nationally

Changes to local infrastructure significantly impact an area's performance. AreaSearch has identified two projects potentially affecting this region: Mornington Peninsula Residential Development Program and Western Port Marine Infrastructure. Key projects also include HMAS Cerberus Redevelopment and Stony Point Line Service Improvements, with the following list detailing 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 Bittern remain below the national average according to AreaSearch analysis

Bittern has a balanced workforce with representation across white and blue collar jobs. The construction sector is notably prominent. The unemployment rate was 4.2% in the past year, with an estimated employment growth of 2.6%.

As of December 2025, 2,092 residents are employed, with an unemployment rate of 0.6% below Greater Melbourne's rate of 4.8%. Workforce participation in Bittern is lower at 61.4%, compared to Greater Melbourne's 71.3%. Home-based workers make up a moderate 17.7% of the workforce. Dominant employment sectors include construction, health care & social assistance, and manufacturing.

Construction has an employment share 1.8 times the regional level, while professional & technical services show lower representation at 4.5% compared to the regional average of 10.1%. Local employment opportunities appear limited based on resident population versus working population count. Between December 2024 and December 2025, employment increased by 2.6%, labour force grew by 1.7%, reducing the unemployment rate by 0.8 percentage points. In contrast, Greater Melbourne saw employment growth of 2.4% and labour force growth of 2.8%, with a slight rise in unemployment rate. Jobs and Skills Australia's national employment forecasts from May-25 project overall employment expansion by 6.6% over five years and 13.7% over ten years. Applying these projections to Bittern's employment mix suggests local employment should increase by 6.0% over five years and 12.6% over ten years, though this is a simplified extrapolation for illustrative purposes.

Income levels sit below national averages according to AreaSearch assessment

The suburb of Bittern had an income level slightly below the national average, according to AreaSearch data aggregated from the latest ATO figures for the financial year 2023. The median income among taxpayers in Bittern was $47,388, with an average income of $66,052. These figures compared to Greater Melbourne's median and average incomes of $57,688 and $75,164 respectively. By September 2025, based on Wage Price Index growth of 8.25%, the estimated median income in Bittern would be approximately $51,298, and the average income around $71,501. Census data from 2021 showed that incomes in Bittern ranked modestly, between the 33rd and 42nd percentiles for household, family, and personal incomes. In terms of income distribution, 33.1% of Bittern's population (1,386 individuals) fell within the $1,500 - $2,999 range, similar to the metropolitan region where 32.8% occupied this bracket. After housing expenses, 85.6% of income remained for other expenses in Bittern, and the area's SEIFA income ranking placed it in the 5th decile.

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

Bittern's dwelling structure, as per the latest Census, consisted of 93.6% houses and 6.4% other dwellings such as semi-detached homes, apartments, and 'other' dwellings. This is in contrast to Melbourne metro's figures which were 67.9% houses and 32.1% other dwellings. Home ownership in Bittern stood at 43.4%, with mortgaged dwellings at 43.8% and rented ones at 12.8%. The median monthly mortgage repayment was $1,842, lower than Melbourne metro's average of $2,000. The median weekly rent in Bittern was recorded as $366, compared to Melbourne metro's $390. Nationally, Bittern's mortgage repayments were lower than the Australian average of $1,863, and rents were less than the national figure of $375.

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

Family households make up 75.9% of all households, including 31.3% couples with children, 34.4% couples without children, and 9.4% single parent families. Non-family households account for the remaining 24.1%, with lone person households at 22.8% and group households comprising 1.2%. The median household size is 2.5 people, smaller than the Greater Melbourne average of 2.6.

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

The area's university qualification rate is 17.6%, significantly lower than Greater Melbourne's average of 37.0%. Bachelor degrees are the most common at 11.7%, followed by graduate diplomas (3.1%) and postgraduate qualifications (2.8%). Vocational credentials are prevalent, with 42.3% of residents aged 15+ holding them, including advanced diplomas (11.9%) and certificates (30.4%). Educational participation is high at 25.1%, comprising 8.9% in primary education, 8.0% in secondary education, and 2.6% in tertiary education.

Educational participation is notably high, with 25.1% of residents currently enrolled in formal education. This includes 8.9% in primary education, 8.0% in secondary education, and 2.6% pursuing tertiary education.

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

Bittern has ten active public transport stops, all of which are bus stops. These stops are served by two routes that together facilitate 362 weekly passenger trips. The accessibility of these transport services is limited, with residents typically living 601 meters away from the nearest stop. As a predominantly residential area, most Bittern residents commute outwards, primarily using cars (97% of journeys). On average, there are 1.8 vehicles per dwelling in Bittern, which exceeds the regional average. According to the 2021 Census, 17.7% of Bittern's residents work from home, a figure that may be influenced by COVID-19 conditions.

The service frequency across all routes averages 51 trips per day, equating to approximately 36 weekly trips per individual stop.

Bittern'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 for Bittern residents shows positive outcomes, with mortality rates and health conditions broadly aligning with national benchmarks. The prevalence of common health conditions is low among the general population but higher among older, at-risk cohorts.

Private health cover stands at approximately 53% of the total population (~2,218 people), slightly above Greater Melbourne's average of 56.7%. The most prevalent medical conditions are arthritis and mental health issues, affecting 10.7% and 9.3% of residents respectively, while 62.9% report no medical ailments compared to 72.6% in Greater Melbourne. Working-age residents have a higher prevalence of chronic health conditions. Bittern has 27.9% of residents aged 65 and over (1,168 people), higher than Greater Melbourne's 15.1%. Health outcomes among seniors present some challenges but rank lower nationally than the broader population.

Bittern is considerably less culturally diverse than average when assessed alongside AreaSearch's national rankings for language and cultural background related metrics

Bittern showed cultural diversity below average, with 83.5% born in Australia, 92.3% citizens, and 97.0% speaking English only at home. Christianity was the main religion at 40.8%. Judaism's representation was over twice that of Greater Melbourne, at 0.1%.

Top ancestry groups were English (35.1%, regional average: 20.1%), Australian (30.9%, regional average: 18.4%), and Scottish (8.3%). Notable divergences included Dutch (Bittern: 2.6%, regionally: 1.2%), Welsh (Bittern: 0.6%, regionally: 0.4%), and Maltese (Bittern: 0.5%, regionally: 1.1%).

Bittern hosts an older demographic, ranking in the top quartile nationwide

Bittern's median age is 47 years, considerably higher than Greater Melbourne's average of 37 years and the national average of 38 years. The 65-74 age group comprises 14.7% of Bittern's population, compared to Greater Melbourne's figure, while the 25-34 cohort makes up 7.6%, lower than both Greater Melbourne and the national averages. This concentration in the 65-74 age group is well above the national average of 9.5%. According to post-2021 Census data, the 75-84 age group has grown from 7.8% to 10.8%, while the 25-34 cohort has declined from 9.9% to 7.6%. By 2041, demographic modeling suggests Bittern's age profile will evolve significantly. The 75-84 cohort is projected to grow by 50%, adding 227 residents to reach 680. Residents aged 65 and above are expected to drive 72% of population growth, indicating a trend towards demographic aging. Meanwhile, population declines are projected for the 25-34 and 0-4 age cohorts.