Noarlunga Downs
With 88.6% of dwellings being separate houses and a 5.1% vacancy rate, Noarlunga Downs is a low-density, owner-occupier suburb sitting in the lower income tier nationally. Household income lands in the 24.8th percentile nationally, well below the national median, yet the $770,000 median house price reflects strong capital demand in Adelaide's southern corridor. The suburb has 4,031 residents across 4.33 square kilometres, giving a density of 931 people per square kilometre, moderate by metro standards. Healthcare dominates the local economy at 24.8% of employed residents, more than double the next largest sector.
Population
4,031
Median Age
39.0
Household IncomeiMedian weekly household income (ABS Census)
$1,189/wk
DAs (12 months)iDevelopment Applications lodged in the past year
87
Median House
$770K
Median 1Q 2026
The median house price of $770,000 as of the first quarter of 2026 is down 3.6% from $799,000 in the first quarter of 2025, a short-term correction that contrasts with Adelaide's broader upward trajectory. Mortgage repayments average $1,352 per month, and the mortgage-to-income ratio of 26.3% sits below the 30% stress threshold, suggesting current buyers are not overstretched relative to local incomes. The stock is overwhelmingly detached houses at 88.6%, with semi-detached at 7.4% and apartments at just 4.0%. Three-bedroom homes dominate at 59.7% of dwellings, with 4-plus bedroom homes accounting for another 23.8%. For buyers prioritising space over density, this profile is competitive compared to inner-Adelaide alternatives.
For Buyers
The median house price of $770,000 as of the first quarter of 2026 is down 3.6% from $799,000 in the first quarter of 2025, a short-term correction that contrasts with Adelaide's broader upward trajectory. Mortgage repayments average $1,352 per month, and the mortgage-to-income ratio of 26.3% sits below the 30% stress threshold, suggesting current buyers are not overstretched relative to local incomes. The stock is overwhelmingly detached houses at 88.6%, with semi-detached at 7.4% and apartments at just 4.0%. Three-bedroom homes dominate at 59.7% of dwellings, with 4-plus bedroom homes accounting for another 23.8%. For buyers prioritising space over density, this profile is competitive compared to inner-Adelaide alternatives.
For Investors
Rental demand is supported by a 34.7% renter share, above the national average for detached-house suburbs, with weekly rent at $250. The vacancy rate of 5.1% is elevated and warrants attention, as it signals some supply overhang in a suburb where income levels are below the national median. Development activity is steady, with 85 applications lodged in the past 12 months, including multi-dwelling proposals like a three-unit residential flat building, indicating ongoing supply additions. The mortgage-to-income ratio of 26.3% and rent-to-income ratio of 21.0% suggest tenants are not under severe financial stress, which supports tenancy stability. At $770,000 median and $250 weekly rent, gross yield sits around 1.7%, low on a yield basis but reflective of the capital growth expectations priced into the market.
Development Activity
Total DAs
220
Last 12 Months
87
YoY ChangeiYear-over-year change in DA lodgements
+171.9%
Avg DA CostiAverage estimated cost per DA in the past year
N/A
Monthly DA Lodgements
DA Categories
Schools in Noarlunga Downs iICSEA: school advantage index. 1000 = national avg, higher = more advantaged
Cardijn College
R-12 · 2247 students
Noarlunga Downs Primary School
U, R-6 · 124 students
Demographics
The median age of 39 is one year below the national figure, reflecting a modest skew toward working-age residents rather than retirees. Overseas-born residents account for 23.2%, which is 1.6 percentage points above the national figure, a modest but positive divergence. Ancestry is predominantly Anglo-Celtic, led by English (1,901 residents), Scottish (348), Irish (305) and German (255). University qualifications at 21.0% are 9.1 percentage points below the national figure, consistent with the suburb's occupational mix and below-median income profile. Average household size of 2.3 is 0.2 below the national figure, and couples with children make up the largest family type at 1,120 families, versus 807 couples without children.
Age Distribution
Bedrooms
Dwelling Structure
88.6%
Houses
7.4%
Townhouse
4.0%
Apartment
Tenure
The ownership structure divides 43.6% with a mortgage and 21.8% owning outright, while 34.7% rent. Mortgage holders outnumbering outright owners by a ratio of 2:1 is consistent with a suburb still in an active buying phase rather than long-held wealth. Three-bedroom homes account for 59.7% of dwellings and 4-plus bedroom homes a further 23.8%, giving the suburb a family-sized housing profile compared to higher-density inner suburbs. The median house price fell from $799,000 to $770,000 between the first quarter of 2025 and the first quarter of 2026, a 3.6% pullback from the peak. Rent-to-income at 21.0% and mortgage-to-income at 26.3% are both below common stress benchmarks, reflecting manageable housing costs relative to local incomes.
Median House Price Trend
Source: State Valuer-General
Mortgage / mo
$1,352
Rent / wk
$250
HH Size
2.3
Personal Income / wk
$648
Vacancy Ratei% of dwellings unoccupied on Census night (ABS 2021)
5.1%
Unoccupied
90
Rent / IncomeiMedian rent as % of household income. Over 30% = housing stress
21.0%
Mortgage / IncomeiMedian mortgage as % of household income. Over 30% = housing stress
26.3%
Community Profile
Languages Spoken at Home
Ancestry
Household Composition
26.2%
Couples, no children
3,079
Total families
Economy & Employment
Healthcare is by far the largest industry at 24.8% of employed residents (278 workers), a concentration significantly higher than most outer-suburban areas and likely anchored by proximity to Noarlunga Health Village and Flinders Medical Centre. Construction follows at 9.7% (109 workers) and Education at 9.2% (103 workers), with Retail and Public Administration each at 7.4%. By occupation, Community and Personal Services workers lead at 280, followed by Professionals at 274 and Clerical and Admin staff at 229. The unemployment rate of 7.4% is elevated compared to SA and national averages, and participation at 53.9% is low. Full-time employment accounts for 59.1% of employed residents, which is moderate. Weekly personal income of $648 places the suburb below the national median.
Socio-Economic Indexes (SEIFA)iABS index ranking suburbs from 1 (most disadvantaged) to 10 (most advantaged)
Full-time
59.1%
Part-time
33.5%
Participation
53.9%
Employed
1,641
Occupations
Top Industries
University
21.0%
Postgraduate
4.2%
Born Overseas
23.2%
Dwellings
1,667
Transport to Work
Transport in Noarlunga Downs is almost entirely car-dependent, with 89.3% of residents driving to work and only 3.7% using public transport, below most Adelaide suburban averages. Pedestrian and cycling use is minimal at 1.1%. The crime rate of 56.1 incidents per 1,000 residents, based on 226 total recorded incidents, is a figure worth monitoring for buyers sensitive to personal safety. No schools are recorded within the suburb boundary in the available dataset, so families are reliant on schools in adjacent suburbs such as Christies Beach and Christie Downs. Volunteering participation of 12.9% indicates moderate civic engagement. Residents needing daily assistance number 277 (7.2%), slightly above the national average, which is consistent with a mixed age demographic.
Drive
89.3%
Public Transport
3.7%
Walk / Cycle
1.1%
Work from Home
N/A
Safety & Crime
Total Offences
226
Year ending June 2024
Rate per 1,000 People
56.1
Source: Crime Statistics Agency Victoria / SA Police
National Ranking iPercentile rank among ~15,000 AU suburbs. 90% = higher than 90% of suburbs
How Noarlunga Downs compares to ~15,000 Australian suburbs
Frequently Asked Questions
Is Noarlunga Downs a good suburb to live in?
Noarlunga Downs suits buyers prioritising space over proximity, with 88.6% detached houses and a mortgage-to-income ratio of 26.3%, below the 30% stress threshold. The 7.4% unemployment rate is elevated compared to SA averages, and transport is car-dependent at 89.3% of commuters driving. Household income sits in the 24.8th percentile nationally, so it is positioned as an affordable entry point rather than a prestige suburb.
What is the median house price in Noarlunga Downs?
The median house price is $770,000 as of the first quarter of 2026, down 3.6% from $799,000 in the first quarter of 2025. Monthly mortgage repayments average $1,352 and weekly rent is $250, giving a rent-to-income ratio of 21.0%.
What schools are in Noarlunga Downs?
No schools are recorded within the Noarlunga Downs boundary in the available dataset. Families rely on schools in neighbouring suburbs including Christies Beach and Christie Downs. University qualifications among residents stand at 21.0%, which is 9.1 percentage points below the national figure.
Is Noarlunga Downs safe?
The recorded crime rate is 56.1 incidents per 1,000 residents, based on 226 total incidents. Crime category breakdowns are not available in this dataset. As context, the suburb has a 7.4% unemployment rate, which is above SA averages, a factor associated with higher crime risk in national research.
Is Noarlunga Downs good for property investment?
The 34.7% renter share supports a tenant pool, but the 5.1% vacancy rate signals some softness. Weekly rent of $250 against a $770,000 median implies a gross yield of about 1.7%, below most investor benchmarks. The median fell 3.6% over the past year, so short-term capital growth is negative. Longer-term demand is supported by the suburb's healthcare employment base and ongoing development activity of 85 applications in 12 months.
How is Noarlunga Downs's population changing?
The suburb has a population of 4,031, with a residential turnover rate of 17.4%, meaning 82.6% of residents stayed at the same address in the year before the census, indicating low churn. The suburb's density of 931 people per square kilometre leaves limited scope for significant population growth within existing boundaries.
How much development is happening in Noarlunga Downs?
There were 85 development applications lodged in the past 12 months. Recent examples include a three-dwelling residential flat building and standard residential works such as outbuildings and swimming pools, indicating a mix of infill development and established-home upgrades rather than large-scale greenfield supply.
How to read these comparisons
Phrases like "above the national average" reference the unweighted median across Australian suburbs with more than 1,000 residents, not population-weighted national figures. Suburb-level medians are more useful for ranking suburbs against each other; ABS census headlines are population-weighted (so dominated by Sydney and Melbourne) and can read very differently.
Current baseline (refreshed 2026-05-10): median age 40, university-educated 30.1%, born overseas 21.6%, average household size 2.5 people.
Data sources: ABS 2021 Census (demographics, income, tenure), state Valuer-General (house prices), Department of Jobs SALM (unemployment), ACARA (school ICSEA), state Crime Statistics agencies (offences), council DA portals (development applications). Population forecasts use a Hamilton-Perry cohort model calibrated to ABS ERP.
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