Willunga, SA 5172 — Suburb Profile
Last reviewed: · By Knowburb Research Team
In short
Willunga is a suburb of South Australia, postcode 5172, home to 2,445 residents with a settled, mature community. Located in the Yankalilla local government area (Inner Regional Australia) and roughly 40 km from the Adelaide CBD.
Snapshot
Demographics
- Population
- 2,445
- Median age
- 47 years
- Median household income
- $1,681 /week
- Median personal income
- $780 /week
- Median family income
- $2,019 /week
- Average household size
- 2.5
- Persons per bedroom
- 0.8
- Local government area
- Onkaparinga
- Statistical region (SA4)
- Adelaide - South
- Remoteness classification
- Inner Regional Australia
- Federal electorate
- Mayo
Property & cost of living
- Median rent
- $330 /week
- Median monthly mortgage
- $1,683
- Rent share of household income
- 20%
Schools
- Willunga Primary School
- Willunga High School
- Willunga Waldorf School
Transport
- Within 800 m walk: 9 bus stops
- Within 1.6 km: 14 bus stops
- Stop 97 Main Rd - East side
- Stop 97 Main Rd - West side
- Stop 97A High St - North East side
- Stop 97C St Andrews Tce - West side
- Stop 98 Aldinga Rd - North side
Lifestyle & amenities
- 4 cafés
- 1 restaurant
- 5 pubs and bars
- 3 parks and reserves
- 1 gym
Climate
- Warmest month: Jan (28.3°C avg max)
- Coolest month: Jul (15.0°C avg max)
- Annual rainfall: 437 mm
- Reference station: Adelaide Airport, 37.7 km away
NBN & connectivity
Fibre to the Premises serves 90.0% of the 1,242 resolvable premises in Willunga. Most premises here have a fibre cable running directly into the property — the fastest and most reliable NBN option, with plans available up to NBN 1000.
- Fibre to the Premises: 90.0%
- Fixed Wireless: 9.7%
- Sky Muster (Satellite): 0.3%
Safety
- Recorded offences: 73 across postcode 5172 in the year to FY2024–25 (down 49% on the prior year).
- Most common categories: 20 violent offences, 18 theft, 15 break-ins.
Frequently asked questions
What is the population of Willunga?
Willunga (SA 5172) had 2,445 residents at the most recent ABS Census. The median age is 47. It sits within the Onkaparinga local government area.
What is the median rent in Willunga?
The median advertised rent in Willunga is $330/week, based on SQM Research listings data. Rents vary by property type, bedrooms and condition.
Are there schools in Willunga?
Yes — 3 schools are listed within or near Willunga covering government, independent sectors. Nearest include: Willunga Primary School (0.3 km), Willunga High School (0.9 km), Willunga Waldorf School (1.2 km). School data sourced from ACARA and state education departments.
What NBN technology is available in Willunga?
Willunga is predominantly served by Fibre to the Premises (90% of premises). Coverage data is sourced from the NBN upgrade map aggregated from NBN Co address checks.
How safe is Willunga?
Across postcode 5172, 73 offences were recorded in the 12 months to FY2024–25. The most common offence categories were violent (20), theft (18), break-ins (15). Crime statistics are recorded by area (postcode or LGA), not by individual suburb. Data sourced from each state's crime statistics agency.
What is the climate like in Willunga?
In Willunga, mean daily temperatures range from 11.5°C to 21.6°C and annual rainfall is 437 mm measured at the Adelaide Airport weather station (37.7 km away). Long-term averages from the Bureau of Meteorology.
What public transport options are in Willunga?
14 public transport stops are mapped within 1.6 km of the Willunga centroid. Within 800 m, you'll find 9 bus stops. Stop data is sourced from state government GTFS feeds.
Sources & methodology
Demographics from ABS Census. Property data from SQM Research. Climate from Bureau of Meteorology. Schools from ACARA. NBN from NBN Co. Amenities from OpenStreetMap. See full methodology.
Additional sources for this profile: