Wilmington is in Mount Remarkable LGA, SA, postcode 5485, with population 667.
The page has enough signal to be useful, but the story is mixed rather than decisive. Use compare mode to pressure-test it against stronger nearby options, then use the calculator if it still makes the shortlist.
Small local population makes the signal set more fragile.
Price series isn't recorded for this suburb. Census housing data is shown instead.
85% of homes here are owner-occupied and 13% rented, with 5% of landlords negatively geared.
85% owner-occupied — owner-occupiers hold longer and absorb rate shocks, supporting price stability.
ABS Census 2021 tenure (G37), ATO postcode rental statistics, and QuickProperty's investor-exposure index. Owner-occupied = owned outright + with a mortgage.
This suburb 25% · SA median 18%
Nationally · lighter rent burden than 17% of AU suburbs
Owners with a mortgage repay a median of $1,083/mo, while renters pay about $1,387/mo — renting runs $304/mo higher on these medians.
At the median asking rent, about 46% of households here would spend more than 30% of income on rent (rent stress line: $1,067/wk income).
Getting to work: 74% drive, 0% public transport, 4% walk or cycle, 13% worked from home (2021 Census, taken during COVID-era work-from-home arrangements).
Top 83% most liveable of 4,565Australian suburbs.
Bar = this suburb's percentile · tick = typical (median) peer
Suburb-level access-density index (not an address-level walk-time score), normalised within Australian suburbs. Method based on the Urban Liveability Index (Higgs et al. 2019) and Walk Score — three equal-weighted domains combined with an imbalance penalty.
ABS population projection (2022 base) for the Peterborough - Mount Remarkable SA2 statistical area — the finest official projection grain available; suburb-level projections do not exist.
Wilmington is a close-knit residential community in South Australia within the Mount Remarkable local government area (postcode 5485). The area has roughly 667 residents and a settled, mature resident base, with a median age of 51. Households earn a median income of $66K per year, with an average household size of 2.4 people. Recent annual estimates show population movement staying broadly stable across the broader catchment, with population growth running at -0.3% year-on-year at the LGA level. SA employment has moved +2.1% year-on-year in the official ABS Labour Force trend series, which provides the broader jobs backdrop for this suburb. SA also had 21 Commonwealth-backed major projects under construction, 7 underway, and 7 in planning as at 2025-09-01, which is useful as a broader delivery backdrop rather than a suburb-specific project count. The most common occupations are managers, professionals, technicians & trades. Employment in the area leans toward agriculture and healthcare. The top ancestries reported are Australian, English, German.
The current median weekly rent is $320. The median monthly mortgage repayment is $1,083.
Wilmington is served by 1 school, including 1 primary. The average ICSEA score is 980, which is around the national average of 1,000. The crime rate in the Mount Remarkable LGA is below average at 2,849 incidents per 100,000 population.
Looking at the investment signals, Population growth of -0.3% year-on-year points to declining demand fundamentals. Building approvals have changed +0% year-on-year, indicating steady development activity.
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Wilmington has enough direct local evidence for a first-pass decision.
QuickProperty mixes release files, Census baselines, and matched local services on this page. Read the status panel before treating every metric as equally fresh.
Official quarterly house sales workbooks; units remain on ABS fallback coverage
Use current rent as a starting signal, not as a fixed underwriting truth.
Schools, transport, and hospitals are useful as presence signals, but they still have different source cadences.
Wilmington is in the Mount Remarkable Local Government Area, SA, postcode 5485. Council-level context for Mount Remarkable LGA (suburb mix, population, rent, and price coverage) is available on the QuickProperty LGA page.
The median weekly rent in Wilmington is $320/wk, based on the current market rent dataset. The current rent signal is rent context available.
Rent context available: Wilmington has usable rent context. Use this as a suburb screening signal before comparing candidates or modelling a purchase; the matching rent ranking can provide broader market context.
QuickProperty's investment signals for Wilmington show: Declining, Steady. These are computed from price, rent, income, and population data — not an opaque score.
Property prices come from state Valuers General offices and ABS Data by Region. Demographics are from ABS Census 2021. School ICSEA scores are from ACARA. Crime statistics are from state police agencies. Transport data is sourced from GTFS feeds.
Property prices update quarterly. RBA macro indicators update with each deploy. Demographics are from Census 2021. School ICSEA scores are from ACARA 2025.