SA · Kangaroo Island Council
Nepean Bay, 5223
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71% humidity · 26.6 km/h wind · 14° / 9.8° today · 9.5 mm rain
Updated
- Green suburb
Suburb profile
Nepean Bay 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. Generous greenery runs through the area, from street trees to tucked-away reserves.
An older demographic makes it especially popular with retirees, with multiple generations sharing the same neighbourhood. Green space is a real strength, with parks and playgrounds woven through the suburb. The area offers approachable housing costs alongside a lifestyle that still feels complete.
Renewal is happening in measured doses, with new development complementing what is already there.
Population
- Population
- 140
- Median age
- 51
- Median household income / week
- $875
- Dwelling vacancy
- 29.1%
- Unoccupied private dwellings
- 23 of 79
- Median monthly mortgage
- $940
- Employment rate
- 52.1%
- Dwelling mix (houses / semi / flats)
- 6 / 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.
Housing
- Houses (01/01/26 to 31/03/26)
- $330
Median weekly rent from SA Housing Authority rental bond data. Figures can be unreliable where few bonds were lodged in the quarter.
Contributes to desirability score · Housing (15%) · Future Growth (7%)
Median price, rental yield and vacancy Recent price momentum
Data sources & freshness
- SA Housing Authority rent & sales reports — Government of South Australia · Period: 1 January - 31 March 2026 · Updated on site · Quarterly releases
Crime & safety
- Total offences (2023–24)
- 1
- Against the person
- 1
- Against property
- 0
- Rate per 1,000 residents
- 7.1
- Person-crime prevalence
- About 1 in 140 residents
- State safety percentile
- 3.6th (lower crime is better)
- Family & domestic abuse offences
- 17
Most common offence types
- Blackmail And Extortion1
Contributes to desirability score · Safety (18%)
Crime rate and year-on-year trend
Data sources & freshness
- SAPOL reported crime statistics — South Australia Police — OpenData · Period: 2023-24; 2023-24 → 2024-25; 2024-25 · Updated on site · Financial-year releases
Public transport
7 public transport stops in this suburb
- Hog Bay Rd / Elsegood Rd - North side (Grace James' Corner)
- Hog Bay Rd / Min-Oil Rd - North East side
- Hog Bay Rd / Western Cove Rd - North East side (Western Cove)
- Hog Bay Rd / Western Cove Rd - South West side (Western Cove)
- Hog Bay Rd- South side (KI Kennels)
Contributes to desirability score · Accessibility (15%)
Public transport stop coverage
Data sources & freshness
- Adelaide Metro GTFS stops — Department for Infrastructure and Transport (SA) · Period: current · Updated on site · GTFS static feed
Planning & development
Development applications from PlanSA register (lodged 2020–2026) and EPA licensed activities.
25 planning-related records
2026· 4 proposals
June 2026
- Construction of a boundary retaining wall fence up to 3.4 metres in height34 SEA VISTA RD NEPEAN BAY SA 5223Under Assessment
March 2026
- Variation to Development Application 25028904 - change to siting of outbuilding34 SEA VISTA RD NEPEAN BAY SA 5223Under Assessment
- Construction of a single storey detached dwelling and rainwater tankLOT 21 OCEAN VIEW DR NEPEAN BAY SA 5223Under Assessment
January 2026
- Construction of a single storey detached dwelling and garageLOT 217 FLEA CASTLE RD NEPEAN BAY SA 5223Under Assessment
2025· 6 proposals
September 2025
- Construction of an outbuilding34 SEA VISTA RD NEPEAN BAY SA 5223Under Assessment
August 2025
- Variation to Development Application 24022126 – increase floor area of upper level including reconfiguration of deck, internal alterations and change to window opening6 CAPSTAN ST NEPEAN BAY SA 5223Decision Made
- Variation of Development Application 24008729 - construction of new upper level (addition to approved dwelling)86 WESTERN COVE RD NEPEAN BAY SA 5223Decision Made
May 2025
- Construction of a single storey detached detached including carport and deck, ancillary accommodation and garage and associated earthworks and rainwater tank4 HALYARD RD NEPEAN BAY SA 5223Under Assessment
January 2025
- Construction of a domestic store and associated earthworks64 SEA VISTA RD NEPEAN BAY SA 5223Decision Made
- Single storey detached dwelling and 2 x 22,500 litre water tanks34 SEA VISTA RD NEPEAN BAY SA 5223Decision Made
2024· 2 proposals
December 2024
- Two storey detached dwelling, two decks, verandah and 2 x 22,500 litre water tanks.6 CAPSTAN ST NEPEAN BAY SA 5223Under Assessment
May 2024
- Two storey residential dwellingLOT 49 OCEANVIEW DR TAPEROO SA 5017Decision Made
2023· 2 proposals
November 2023
- Construction of a domestic outbuilding7 OCEAN VIEW DR NEPEAN BAY SA 5223Decision Made
February 2023
- Construction of a storage building45 SEA VISTA RD NEPEAN BAY SA 5223Decision Made
2022· 7 proposals
November 2022
- Construction of outbuilding (domestic shed)40 NEPEAN ESP NEPEAN BAY SA 5223Decision Made
October 2022
- Construction of a domestic outbuilding78 NEPEAN ESP NEPEAN BAY SA 5223Decision Made
September 2022
- Shed to house caravan and home workshop with toilet / shower and roof mounted solar panels72 OCEAN VIEW DR NEPEAN BAY SA 5223Decision Made
July 2022
- Single storey detached dwelling and outbuilding50 SEA VISTA RD NEPEAN BAY SA 5223Decision Made
June 2022
- Verandah and deck66 OCEAN VIEW DR NEPEAN BAY SA 5223Decision Made
May 2022
- Construction of a single storey detached dwelling including associated earthworks78 NEPEAN ESP NEPEAN BAY SA 5223Decision Made
February 2022
- Addition to existing residence57 SEA VISTA RD NEPEAN BAY SA 5223Decision Made
2021· 4 proposals
December 2021
- Construction of a single storey detached dwelling and outbuilding including associated water tank44 NEPEAN ESP NEPEAN BAY SA 5223Under Assessment
November 2021
- Construction of a single storey detached dwelling47 SEA VISTA RD NEPEAN BAY SA 5223Under Assessment
August 2021
- Construction of a single storey detached dwelling and associated outbuilding (garage)56 OCEAN VIEW DR NEPEAN BAY SA 5223Decision Made
July 2021
- Construction of a single-storey detached dwelling with ancillary outbuilding58 NEPEAN ESP NEPEAN BAY SA 5223Decision 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
1 nearby amenities within ~1.5 km
- Swimming pool
Names and addresses from OpenStreetMap. Unnamed venues show as their type (e.g. Cafe).
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)
- 6/10
- IRSD decile (2021)
- 7/10
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)
- 18
- 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
- Swimming poolamenitiesswimming_pool
- Blackmail And Extortioncrime1
- Addition to existing residenceplanning57 SEA VISTA RD NEPEAN BAY SA 5223Lodged 22 Feb 2022 · Decision Made
- Construction of a boundary retaining wall fence up to 3.4 metres in heightplanning34 SEA VISTA RD NEPEAN BAY SA 5223Lodged 01 Jun 2026 · Under Assessment
- Construction of a domestic outbuildingplanning7 OCEAN VIEW DR NEPEAN BAY SA 5223Lodged 15 Nov 2023 · Decision Made
- Construction of a domestic outbuildingplanning78 NEPEAN ESP NEPEAN BAY SA 5223Lodged 31 Oct 2022 · Decision Made
- Construction of a domestic store and associated earthworksplanning64 SEA VISTA RD NEPEAN BAY SA 5223Lodged 13 Jan 2025 · Decision Made
- Construction of a single storey detached detached including carport and deck, ancillary accommodation and garage and associated earthworks and rainwater tankplanning4 HALYARD RD NEPEAN BAY SA 5223Lodged 29 May 2025 · Under Assessment
- Construction of a single storey detached dwellingplanning47 SEA VISTA RD NEPEAN BAY SA 5223Lodged 09 Nov 2021 · Under Assessment
- Construction of a single storey detached dwelling and associated outbuilding (garage)planning56 OCEAN VIEW DR NEPEAN BAY SA 5223Lodged 12 Aug 2021 · Decision Made
Data sources & freshness
- OpenStreetMap amenities — OpenStreetMap contributors · Updated on site · Weekly refresh
- PlanSA development applications & EPA licences — Government of South Australia — PlanSA · Updated on site
- SAPOL reported crime statistics — South Australia Police — OpenData · Updated on site · Financial-year releases
More in Kangaroo Island Council
Other suburbs in the same local government area.
Comparable suburbs
Similar population and socio-economic profile in other parts of South Australia.