SA · Kangaroo Island Council
Willson River, 5222
Current weather
10.2°CMainly clear
67% humidity · 24 km/h wind · 13.4° / 9.8° today · 9.5 mm rain
Updated
- Residential
- Amenities
- Open space
- Suburban
- Community
Suburb profile
Willson River is a residential smaller community in Kangaroo Island with a familiar suburban feel. Far from the capital hubbub, it offers genuine distance, local character and room to live at a slower pace. An older demographic makes it especially popular with retirees.
Pocket parks and green corners give residents room to get outside without leaving the neighbourhood. The market sits in a sensible middle ground: not cheap, but fair value for the area.
This is a mature, settled pocket where the existing streetscape still defines the local character.
Population
- Population
- 6
- Median age
- 75
- Median household income / week
- $450
- Dwelling vacancy
- 75%
- Unoccupied private dwellings
- 6 of 8
- Median monthly mortgage
- $0
- Employment rate
- 0%
- Dwelling mix (houses / semi / flats)
- 0 / 0 / 0
Contributes to desirability score · Community (5%)
Employment, household income and age diversity (2021 Census)
Data sources & freshness
- 2021 Census — General Community Profile — Australian Bureau of Statistics · Period: 2021 · Updated on site · 2021 Census release
The 2026 Census runs in August 2026; suburb-level updates are expected from mid-2027.
Planning & development
Development applications from PlanSA register (lodged 2020–2026) and EPA licensed activities.
3 planning-related records
2025· 1 proposal
November 2025
- Retrospective approval for dwelling additions & alterations - lower (ground level) bedroom, living area, wet areas - to existing dwelling415 MOUTH FLAT RD WILLSON RIVER SA 5222Under Assessment
2023· 1 proposal
January 2023
- Construction of an agricultural building for machinery storage and two (2) 22,500 L rainwater storage tanksLOT 53 MOUTH FLAT RD WILLSON RIVER SA 5222Decision Made
2021· 1 proposal
June 2021
- Construction of an agricultural buildingLOT 50 MOUTH FLAT RD WILLSON RIVER SA 5222Decision Made
Contributes to desirability score · Future Growth (7%)
Development and planning activity
Data sources & freshness
- PlanSA development applications & EPA licences — Government of South Australia — PlanSA · Period: 2020–2026 · Updated on site
Amenities
No OpenStreetMap amenities mapped for this suburb yet.
Contributes to desirability score · Lifestyle (15%)
Food, shopping, recreation and sport (OpenStreetMap)
Data sources & freshness
- OpenStreetMap amenities — OpenStreetMap contributors · Period: current · Updated on site · Weekly refresh
Socio-economic (SEIFA)
- IRSAD decile (2021)
- 5/10
- IRSD decile (2021)
- 5/10
SEIFA indexes from ABS 2021. Decile 10 = most advantaged / least disadvantaged in Australia.
Contributes to desirability score · Community (5%)
Socio-economic advantage (IRSAD decile)
Data sources & freshness
- SEIFA 2021 (IRSAD / IRSD) — Australian Bureau of Statistics · Period: 2021 · Updated on site · 2021 SEIFA release
Hazards
- Bushfire planning zone
- Overlay applies
Bushfire overlay checked at suburb centroid against all current SA Planning risk layers (high, medium, general, urban interface, regional, outback). Safer places from CFS designated locations.
Contributes to desirability score · Safety (18%)
Bushfire hazard overlays
Data sources & freshness
- Bushfire & hazard overlays (SA) — Government of South Australia · Period: current · Updated on site
Green cover
- Parks & woodland (OSM)
- 6
- Parks (OSM)
- 0
OpenStreetMap parks and natural woodland features mapped within the suburb boundary.
Contributes to desirability score · Environment (10%)
Parks and green cover (OpenStreetMap)
Data sources & freshness
- OpenStreetMap green cover features — OpenStreetMap contributors · Period: current · Updated on site · Weekly refresh
Recent changes
- Construction of an agricultural buildingplanningLOT 50 MOUTH FLAT RD WILLSON RIVER SA 5222Lodged 24 Jun 2021 · Decision Made
- Construction of an agricultural building for machinery storage and two (2) 22,500 L rainwater storage tanksplanningLOT 53 MOUTH FLAT RD WILLSON RIVER SA 5222Lodged 03 Jan 2023 · Decision Made
- Retrospective approval for dwelling additions & alterations - lower (ground level) bedroom, living area, wet areas - to existing dwellingplanning415 MOUTH FLAT RD WILLSON RIVER SA 5222Lodged 03 Nov 2025 · Under Assessment
Data sources & freshness
- PlanSA development applications & EPA licences — Government of South Australia — PlanSA · Updated on site
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