Wilmington at a glance
Walk score
0
Very car dependent
Population
667
Median age 51
The brief
What to know about Wilmington.
The postcode for Wilmington is 5485 (SA).
Wilmington (5485) sits in the Flinders Ranges region of South Australia.
Wilmington has roughly 667 residents, with a retiree-heavy demographic. Households are predominantly owner-occupied. Daily life is car-dependent: most residents drive to work, school and the shops.
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Day to day
What it’s like to live here.
Wilmington scores 0/100 on walkability, which makes it car-dependent with limited public transport. Plan for two cars in a typical household, especially if work isn't local.
Schooling within or near the suburb covers 7 government primary, 1 government secondary, 1 Catholic, 1 independent.
Who lives here
Demographics.
The 2021 Census put Wilmington's population at 667, with a median age of 51. That sits as a retiree-heavy demographic. Households are predominantly owner-occupied (85% own, 13% rent), which shapes everything from school catchment stability to how often properties turn over. The household mix skews family-dominated (75% family households, 27% lone person), so amenity decisions tend to follow what families want: parks, schools, supermarkets.
Population
667
Median age
51
Family households
75%
Lone person
27%
Demographics data as of May 2026· ABS 2021 Census
Market
The price of a home here.
Median house price
Verified median pending
We don't yet have a verified suburb-level median for this market. We're working on a data partner; in the meantime, treat the state-level figures as a guide only. How we source data.
Rental and ownership
Weekly rent (house)
$320/wk
Weekly rent (unit)
$200/wk
Owner occupied
85%
Renter occupied
13%
At a deeper level
667
Median age: 51
Rental data as of March 2026· rental-sa
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Safety
Crime and safety.
14
total offences in 2025-26
Top offence categories
Crime statistics are reported at LGA level and may cover a broader area than this suburb.
Source: State Police Open Data
Crime data as of June 2026· State Police Open Data
Getting around
Walkability.
0
0
0
Scores calculated from OpenStreetMap data (ODbL)
Walkability data as of May 2026· OpenStreetMap
Place
Location.
Amenities
Transport
Nearby suburbs
Education
Schools in Wilmington.
Local schools for Wilmington
View the catchment for each school to find out more.
Government School Catchment
Wilmington Primary School
Melrose Primary School
Stirling North Primary School
© ACARA, licensed under CC BY 4.0.
Frequently asked
About Wilmington.
- What is the Wilmington postcode?
- Wilmington is in the 5485 postcode, in SA, in the Flinders Ranges Council region.
- Where is Wilmington?
- Wilmington is a regional suburb in SA, postcode 5485, in the Flinders Ranges Council region.
- What is the average rent in Wilmington?
- The median weekly rent for houses is $320, for units it's $200.
- What schools are in Wilmington?
- There are 14 schools serving Wilmington on this page, including Wilmington Primary School, Melrose Primary School, Stirling North Primary School.
- How walkable is Wilmington?
- Wilmington has a Walk Score of 0 out of 100, highly car-dependent. transit score 0, bike score 0.
- What suburbs are near Wilmington?
- Wilmington is close to Woolundunga, Winninowie, Nectar Brook, Bruce, Hammond.
- What is the population of Wilmington?
- The population of Wilmington is approximately 667 (2021 Census). The median age is 51.
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Side by side
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Sources cited
Median, growth and rental data from state revenue offices and ABS. Census from ABS 2021. Climate from BoM. Hazard from Geoscience Australia. School data from ACARA. Crime from state police open data. Full methodology →
Always dated
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