Willunga
SAWillunga is a growing suburb in SA with 2,445 residents.
- SAL code
- 41610
- SA2
- 403041088
- Population
- 2,445
- LGA
- Onkaparinga
Willunga, SA had 2,445 residents at the 2021 Census, with the broader statistical area showing a 5.8% growth over the last five years. The predominant age group is 45-54 years, and the median age sits at 47. Households are most often couples without children, and those with a mortgage repay a median of $1,683 a month. Around 83.2% of homes are owner-occupied, with the largest single tenure being owned outright at 42.9%. Most dwellings are separate houses, making up 96.3% of the suburb's housing stock. The suburb has 4 parks and reserves mapped within its boundary. Source: ABS Census 2021 and Estimated Resident Population, with amenity counts from state Open Data and OpenStreetMap.
Population
?2,445
Suburb · Census 2021
5-Year Growth
+5.8%
3yr: +3.3% · 10yr: +9.7%
SA2 · 5yr
Household Income
$1,681/wk
Suburb · Census 2021 median
Median Age
47
Suburb · Census 2021
Socio-Economic Index
?8/10
SA2 · least disadvantaged
Unemployment
?1.8%
SA2 · Q4 2025
Schools
2
1 primary, 1 secondary
Hospitals
No data for this suburb
Childcare services
?4
1 long day, 1 OSHC
Parks & green space
?4
Parks, reserves
Transport stops
?18
GTFS stops
Dwelling approvals
?94
Onkaparinga · Feb 2026
Median Weekly Rent
Based on rental bond lodgements recorded by the state government.
Median House Sale Price
Source: state Valuer-General (suburb-level quarterly medians).
→ Calculate stamp duty on this suburb's median price→ Estimate mortgage repayments→ Calculate rental yield (price + median rent)
Safety & Crime
2025 Q4Reported incidents from SA police. Offence rates may not reflect all crime.
Population over time — Willunga (SA2)
ABS publishes annual estimates only at SA2; Willunga suburb alone is ~2,445 (Census 2021).
Source: ABS ERP (latest release · 2025) · Census 2021. Numbers refreshed quarterly.
Growth at a Glance
Population grew from 3,173 to 3,784 over 24 years, averaging 0.7% per year.
Schools
2 in suburbSector
2 public
Type
1 primary · 1 secondary
Total enrolment
1,070
Avg per school
535
Government school catchment
Intake zonePrimary
Willunga Primary School99.9%
- McLaren Vale Primary School 0.0%
Secondary
Willunga High School
Source: SA Department for Education — School Zones (primary + high). Boundaries can be amended without notice; confirm with the school before relying on enrolment.
Profile
Census snapshot
Housing
Public housing 0.4%Almost entirely detached houses (96.3%), owner-occupied (83.2%), built for families (48% are 3 bed).
Dwelling mix
Tenure
SA 28%
Number of bedrooms
Bushfire risk
Source: SA DHUD Bushfire Protection Areas
As of May 2026
Overlap is the percentage of the suburb's land area inside the mapped bushfire polygons. Always verify the exact property address with the relevant authority before making decisions.
Flood risk
Source: SA DEW Flood Mapping
As of May 2026
Overlap is the percentage of the suburb's land area inside the mapped flood polygons. Always verify the exact property address with the relevant authority before making decisions.
Planning zones
8 zones in suburb| Code | Zone | % covered | Area |
|---|---|---|---|
| HILLS_FACE | Hills FaceEnvironmental | 55.7% | 11.85 km² |
| RURAL | RuralRural | 32.0% | 6.81 km² |
| TOWNSHIP_NEIGHBOURHOOD | Township NeighbourhoodResidential | 5.9% | 1.25 km² |
| RECREATION | RecreationRecreation | 3.4% | 0.73 km² |
| TOWNSHIP | TownshipRural | 1.5% | 0.32 km² |
| HILLS_NEIGHBOURHOOD | Hills NeighbourhoodResidential | 0.8% | 0.16 km² |
| EMPLOYMENT | EmploymentIndustrial | 0.4% | 0.08 km² |
| RURAL_LIVING | Rural LivingRural | 0.3% | 0.07 km² |
Source: SA Planning and Design Code Zones (ZONE_SA/2026-04-30/7965b1556505eb71) · As of Apr 2026. Zone boundaries are amended periodically; verify the exact property with the relevant council before relying on permitted use.