Port Willunga SA 5173
Located in South Australia, Port Willunga sits 45 km from Adelaide CBD, around 45 minutes by car. The suburb has 1,785 residents, a median age of 44, and a median household income of $68,276 per year. On socioeconomic measures it sits in the lower-middle tier nationally. Population grew 9.0% from 2016 to 2021. The 2021 Census recorded a median rent of $328 per week and a median monthly mortgage of $1,300. The area shows high crime risk and no recorded bushfire exposure. 1 school sits within the suburb boundary, and walkability is moderate.
Is Port Willunga a good suburb?
Port Willunga scores a C (38/100) on SuburbScan's Liveability grade — weaker on prices.
Mixed results
1 school
Some car dependence
Walkability 41/100 · 45.4 km · 45 min drive to Adelaide
Above the state median
Median $850K · Less affordable than 79% of SA
Moderate crime risk
Fire 0/100 · Crime 66/100 · Flood 53/100
Below-average income
SEIFA decile 3/10 · median age 44 · 1,785 residents
Liveability Rating
38 / 100 · Ranked #400 in SAEach bar is Port Willunga's rank among SA suburbs, from 0 to 100 (higher is better). Scored on 4 of 5 factors: no school data, so the other factors carry its weight.
How do you rate the liveability in Port Willunga?
Local knowledge beats any dataset. Rate it and see what other residents think.
Our score
38 / 100
From schools, safety and socio-economic data — not opinion.
Residents say
…
Median House Price
Public listings dataPort Willunga's house market is moving higher: the median sale price reached $850,000, roughly 31% above where it sat a year earlier.
Houses
$850,000
In line with its 3 neighbours (median $847,000)
Based on 55 recorded sales in the last 24 months.
Typically sold in 36 days — median across 12 sales that recorded a listing period
By bedrooms
- 2 bed 6 sales $970K
- 3 bed 30 sales $770K
- 4 bed 13 sales $880K
Land
$949,600
Based on only 5 sales — small sample, take as indicative.
Currently for Sale
Last 6 monthsHouses in Port Willunga are currently listed at around $999,000 on average. Based on 3 houses listed in the past six months.
$999K
3 houses listed in the last 6 months.
3 of the suburb's 712 dwellings (0.4%) were listed for sale in the last 6 months.
Rental Market
Advertised rents · last 6 monthsHouses in Port Willunga rent for around $690 a week on average, based on 6 houses listed for rent in the past six months.
$690/wk
6 houses advertised for rent in the last 6 months.
6 rentals advertised against an estimated 167 rented homes (3.6%) in the last 6 months.
Rent agreed on new leases
Apr–Jun 2026- All rentals
- $600/wk
- 10 bonds
- +64% since 2021
Median weekly rent on bonds lodged for new tenancies. Change since 2021 compares the median of the first four quarters with the last four. Asking rents above come from advertised listings.
Rental affordability
June quarter 2025100 Moderately unaffordable · the average rental household in this region would pay about 30% of its income on the median rent in postcode 5173.
SGS Rental Affordability Index: a score of 100 means rent takes 30% of income, the usual housing-stress line; lower scores are less affordable. "Region" is the capital city or the rest of the state.
Gross rental yield
Indicative$690/week ($36,000 a year) on a $999,000 median
Based on a small sample (3 listings) — indicative only.
Gross yield — before strata, rates, management, insurance and vacancy. Calculated from median advertised rents and median asking prices over the last 6 months. How we calculate.
Is Port Willunga safe? Crime statistics
2026Crime in Port Willunga sits in the moderate band, with 79 incidents recorded in 2026 — up roughly 27% on the prior year.
79 offences
27.4% since 2025Crime Trend
Serious Road Crashes
2021–2025No crash in Port Willunga killed anyone or put anyone in hospital in 2021–2025.
Crashes are counted where they happened, so a main road through the suburb carries people passing through; this is not a measure of risk to residents. This state’s crash data does not name the road.
Coastal Erosion
Shoreline Change Summary
1991–2025Nearest Eroding Coastline
- Distance
- 235 m
- Rate
- -0.29 m/yr
- Net Movement
- -19.4 m
- Certainty
- good
Data Quality
Schools
One school serve Port Willunga, and the cohort is trailing peer-suburb performance.
- • 831 students in one school (avg 831)
Combined
Walkability
Port Willunga is car-dependent on foot — at 41/100, most errands require a car.
Public transport
Weekday and weekend service frequency across every stop inside Port Willunga.
- Peak (7-9am + 5-7pm)
- 33.0 arrivals/hr
- Off-peak weekday
- 24.2 arrivals/hr
- Saturday
- 12.8 arrivals/hr
- Median peak wait
- 1 min
- Span of service
- 18.7 hours
Scheduled service only, based on the 21 October 2026 timetable. Reliability (delays, cancellations) not measured.
NBN connectivity
The internet access technology available across NBN premises in Port Willunga.
- Full-fibre (FTTP) share
- 99%
- Premises covered
- 1,092
NBN Co fixed-line and fixed-wireless premises, as at 30 December 2025. Higher-quality technologies (full fibre) score above copper, wireless, and satellite. Actual speeds depend on your plan.
Amenities
Onkaparinga: council population
The three add up to the change above. These are council-wide figures from the ABS, not figures for this suburb alone — this suburb's own population is in the census section above.
Socio-economic profile
The ABS scores 5 small areas inside this suburb and averages them into the single decile above. They fall into 4 different deciles — a wide range, so parts of this suburb rank well above the average and parts well below it.
Port Willunga is home to about 1,800 residents, with a median age of 44, a touch above the national 38. Median household income runs at $68,000 a year, with unemployment at 6.2%.
2021 Census · change since 2016
Population
1,785
Median Age
44
Median Household Income
$68,276/yr
Census Median Rent
$328/wk
Census Median Mortgage
$1,300/mo
Avg Household Size
2.3
Median Personal Income
$35,880/yr
Unemployment Rate
6.2%
Unoccupied Dwellings
41.2%
Total Dwellings
712
Owner-Occupier Rate
76.5%
Houses
94.9%
Rental Stress
25.0%
Mortgage Stress
22.8%
Work From Home
11.8%
Dwelling Types
Property Ownership
Demographics
- Born in Australia
- 79.3%
- English Spoken at Home
- 92.3%
- Employment Rate
- 53.7%
- Completed Year 12
- 42.2%
Occupations
Religion
Country of Birth (overseas)
Largest overseas birthplaces, as a share of all residents.
When They Arrived
Share of all residents by the year they arrived in Australia. Periods cover different numbers of years, so compare the shape rather than the bar widths.
3 residents (0.2%) arrived since 2016. Australia’s borders were closed to most arrivals from March 2020, so the last two years of that period are much smaller than the ones before them — nationally 260,799 people arrived in 2019 against 28,521 in 2021.
Where New Residents Came From
Where residents aged five and over lived five years before the 2021 Census, for those who lived somewhere else.
Top places newcomers came from, as a share of the 1,697 residents aged five and over. Areas are ABS statistical regions. Small counts are approximate: the ABS adjusts every figure slightly to protect privacy.
Languages Spoken at Home
Top languages other than English, as a share of all residents.
Age Distribution
Family & Household Composition
Commute to Work
8% of employed residents work in a capital's city centre (63 of 787).
City centre: the ABS area around each capital's CBD, such as Sydney Inner City or Perth City (which takes in Subiaco and Leederville). 2021 Census place of work.
Education
Cars per Dwelling
Council Rates
Households face an average residential rates bill of $2,008 a year through Onkaparinga based on 2024 figures.
How this land is zoned
- Residential 51%
- Parks and recreation 37%
- Environmental 12%
Zoning sets what may be built, not what is there today. A single address can sit in a different zone to the suburb around it — the property page shows the zone for one address.
Building Approvals: Onkaparinga
In the year to August 2026, 1,367 new dwellings were approved across Onkaparinga. That mix is 813 houses and 554 units. Approvals are up 58.4% on the same period a year earlier.
Air Quality
This station does not measure fine particles (PM2.5).
PM10 averaged 19.5 µg/m³ · NO₂ averaged 0.34 pphm. Days over the limit in 2025: PM10 3 · NO₂ 0 · ozone 0.
From the Christie Downs monitoring station, 14.2 km away.
Climate & Setting
from Myponga, 14.6 kmModerate rainfall.
- Elevation
- 16 m
- above sea level, at the suburb centre
- Distance to the ocean
- 254 m
- Annual rainfall
- 786 mm
- 112 rainy days
- Summer max (Jan)
- —
- Winter min (Jul)
- —
Elevation is the ground at the suburb centre, from Geoscience Australia's National Digital Elevation Model. Approximate — it reads high in dense built-up areas. It is a measure of height above sea level and not an indicator of flood risk, which depends on height above nearby waterways.
Industrial Emissions Nearby
2 facilities within 5 km- 3.5 km
- 4.5 kmGravel and Sand QuarryingTop reported: Total Volatile Organic Compounds · Manganese & compounds · Zinc and compounds
EV adoption
In postcode 5173, 83 of 10,384 registered light vehicles are battery-electric on 31 January 2025. A further 2.1% (215 vehicles) are hybrid or plug-in hybrid, taking the non-petrol, non-diesel share to 2.9%.
Rooftop solar
In postcode 5173, 4,149 rooftop-solar systems totalling 23.3 MW have been installed since 2001, against 6,179 dwellings recorded in the 2021 Census. 241 went up in the last year.
Counts every system certified since 2001, so a roof re-fitted with a newer system is counted twice, and small commercial systems are included alongside houses — useful for comparing postcodes, not an estimate of how many homes have working panels today.
2026 covers part of the year only, to 2026-07.
First Home Owner Grant
FY2026-27$15,000 for new homes.
No purchase-price cap. Stamp duty is fully exempted for eligible first-home buyers as a separate concession.
Mortgage repayments
10 mortgage brokers are registered in postcode 5173.
Conveyance duty at the owner-occupier rate, and it excludes first home buyer concessions — those can cut it substantially or remove it entirely. Excludes legal, inspection and lender fees. Check with RevenueSA
A deposit under 20% usually attracts Lenders Mortgage Insurance, which this doesn't include.
Principal and interest over 30 years, fixed rate. Excludes fees, offset, redraw and LMI. Default rate is the median comparison rate across 1788 advertised products as at 2026-10-27 — indicative only, and not an offer. Your rate depends on the lender, your deposit and your circumstances. Not financial advice.
Federal Electorate
Currently held by Rebekha Sharkie Centre Alliance
| Year | Winner | 2PP ALP | 2PP LNP | Swing |
|---|---|---|---|---|
| 2025 | Rebekha Sharkie | 55.0% | 45.0% | +3.4 |
| 2022 | Rebekha Sharkie | 51.6% | 48.4% | -4.1 |
| 2019 | Rebekha Sharkie | 47.5% | 52.5% | -0.7 |
Results are per division — federal electoral boundaries are redrawn periodically, so the history reflects this division's past, not necessarily the exact suburb's voters across time.
State Electorate
Currently held by Jenni Mitton Australian Labor Party
Next state election: 16 March 2030.
| Year | Winner | Won with |
|---|---|---|
| 2026 | Jenni Mitton ALP | 56.6% |
| 2022 | Leon Bignell ALP | 63.8% |
Results are per district. Districts were last redrawn in 2024, so results from before then describe the district of that name, not necessarily this suburb's voters. Results: Electoral Commission of South Australia.
Looking at a specific address in Port Willunga?
Every figure above is a suburb average, and an average smooths over the difference between a street of family homes and a block of flats. Look up one address and you get the census for the few hundred people around it, its own nearest schools and stops, and what the state has mapped for that block.
- The census for a few hundred neighbours, not all 1,785 residents
- Nearest and zoned schools, with the walk from that door
- Flood, bushfire and noise mapping, where the state publishes it
Free to look up. Subscribers see every section in full — $29/month.
Nearby suburbs
Compare Port Willunga to another suburb
Side-by-side stats for any other SA suburb — type a name and pick one.
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Common questions about Port Willunga
Is Port Willunga a safe place to live?
Recorded crime in Port Willunga is moderate (66/100, ranked against other SA suburbs on offences per resident).
What natural hazards affect Port Willunga?
Port Willunga has no recorded bushfire history. Flood overlays cover a moderate share of it (53/100). These are suburb-wide figures; check the address, as flood and bushfire exposure change street by street.
Is Port Willunga a good place to live?
Port Willunga has a SuburbScan Liveability grade of C (38/100), ranked against other SA suburbs on school quality (25%), safety (25%), SEIFA socio-economic advantage (25%), walkability (15%) and CBD access (10%). Whether it suits you depends on what you weigh — each of those is on this page.
What is the population of Port Willunga?
Port Willunga, SA had a population of 1,785 at the 2021 Australian Bureau of Statistics census.
What is the postcode for Port Willunga, SA?
The postcode for Port Willunga, SA is 5173.
How far is Port Willunga from Adelaide?
Port Willunga is 45 km from Adelaide CBD by road, about 45 minutes by car in normal traffic. Distance is the most-direct driving route, not straight-line.
What is the median household income in Port Willunga?
At the 2021 ABS Census, median household income in Port Willunga was $68,276 a year. It is the most recent suburb-level income figure until 2026 Census results are released in 2027.
What is the median weekly rent in Port Willunga?
The median advertised rent in Port Willunga is $690 a week for houses (6 listings), from rental listings over the last six months.
What is the median age in Port Willunga?
The median age of residents in Port Willunga was 44 at the 2021 ABS Census.
How are the schools in Port Willunga?
There is 1 school inside the Port Willunga boundary: 1 below similar schools on NAPLAN, compared with same-state, same-type schools of similar socio-educational advantage (ICSEA).
Is Port Willunga walkable?
Port Willunga scores 41/100 on the SuburbScan Walkability Score, making it car-dependent. The score is a weighted average of public transport, schools, parks, supermarkets, GPs, pharmacies, childcare, and hospitals within walking distance.
What is the weather like in Port Willunga?
At the nearest Bureau of Meteorology station to Port Willunga, Myponga (14.6 km away), 786 mm of rain a year over 112 rainy days over 2006-2026.
Is the First Home Owner Grant available in Port Willunga?
First-home buyers in SA may be eligible for $15,000 towards new homes. The grant is administered by RevenueSA; confirm current eligibility before signing a contract — state rules and amounts can change.
What council does Port Willunga belong to?
Port Willunga sits within the Onkaparinga local government area. Council rates, planning approvals, and waste collection fall under this LGA.
How much are council rates in Port Willunga?
The average residential rates bill through Onkaparinga is $2,008 a year (2024). Every suburb in this LGA shares the same schedule — individual bills vary with land value.
How much is being built near Port Willunga?
Across Onkaparinga, 1,367 new residential dwellings were approved in the year to August 2026 (source: ABS Building Approvals). That's up 58.4% on the same period a year earlier. These are LGA-level totals — every suburb in the council shares the same figure.
Which federal electorate is Port Willunga in?
Port Willunga sits within the federal Division of Mayo, currently held by Rebekha Sharkie (Centre Alliance).
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Data freshness
- Census · 2021
- Median sale prices · Oct 2026
- For-sale & rental market · Oct 2026
- Council rates · FY 2024–25
- Building approvals · Aug 2026
- Schools · 2025
- Public transport · Oct 2026
- NBN connectivity · Dec 2025
- Crime · 2026
- Road crashes · 2021–2025
- Air quality · 2025
- Climate · 2006–2026
- Socio-economic (SEIFA) · 2021
- EV adoption · Jan 2025
- First Home Owner Grant · Sep 2026
- Federal electorate · 2025
- State electorate · 2026
- Amenities · Sep 2026
- Health & emergency facilities · Sep 2026
- Industrial emissions (NPI) · 2024/2025
- Coastal erosion · 1988–2025
- Aircraft noise · 2024
Vintages show when each source's data is from. See all data sources.
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Information shown is provided as-is from Australian government and commercial data sources.
Always verify with the relevant authority before making property decisions.
See Data Sources and How We Calculate for details.