SA · Mount Barker Council
Biggs Flat, SA, 5153
Current weather
7.9°CModerate drizzle
98% humidity · 31.2 km/h wind · 10.6° / 7.7° today · 17.5 mm rain
Suburb snapshot
Biggs Flat is a small locality in the Mount Barker area, home to around 84 residents (2021 Census). Recent indicators show a quieter amenity profile than busier neighbouring suburbs, and notable planning and development activity on record. Use the sections below for detailed population, safety, schools, and local activity data.
Population
- Population
- 84
- Median age
- 43
- Median household income / week
- $1,625
- Dwelling vacancy
- 0%
- Unoccupied private dwellings
- 0 of 33
- Median monthly mortgage
- $2,980
- Employment rate
- 61.5%
- Dwelling mix (houses / semi / flats)
- 0 / 0 / 0
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.
15 planning-related records
2025· 4 proposals
December 2025
- Swimming pool (in-ground), retaining wall (stone), combined retaining and swimming pool safety features63 HAMPTON RD BIGGS FLAT SA 5153Decision Made
November 2025
- Ancillary accommodation63 HAMPTON RD BIGGS FLAT SA 5153Decision Made
June 2025
- Outbuilding1013 STRATHALBYN RD BIGGS FLAT SA 5153Decision Made
February 2025
- Water Tank (Above Ground – 196,000L)1048 STRATHALBYN RD BIGGS FLAT SA 5153Decision Made
2024· 1 proposal
March 2024
- Verandah22 CHAPEL HILL RD BIGGS FLAT SA 5153Decision Made
2023· 3 proposals
September 2023
- Tourist Accommodation with associated deck192 LIEBELT RD BIGGS FLAT SA 5153Decision Made
May 2023
- Change of use and conversion of existing dwelling to tourist accommodation (maximum four person capacity) and construction of a new dwelling (two storey).63 HAMPTON RD BIGGS FLAT SA 5153Under Assessment
April 2023
- Agricultural building (ancillary to farming - rearing of alpacas)24 LIEBELT RD BIGGS FLAT SA 5153Decision Made
2022· 5 proposals
September 2022
- Ancillary Accommodation and decking53 LIEBELT RD BIGGS FLAT SA 5153Under Assessment
June 2022
- Variation to DA 580/208/2020 for roof mounted solar photovoltaic panels to outbuilding (Retrospective)110 KANGAROO REEF RD BIGGS FLAT SA 5153Decision Made
May 2022
- Outbuilding1048 STRATHALBYN RD BIGGS FLAT SA 5153Decision Made
March 2022
- Swimming pool and safety fence17 HAMPTON RD BIGGS FLAT SA 5153Decision Made
February 2022
- Outbuilding63 HAMPTON RD BIGGS FLAT SA 5153Decision Made
2021· 2 proposals
October 2021
- Agricultural building192 LIEBELT RD BIGGS FLAT SA 5153Decision Made
- Deck (9.2m x 5m) and Verandah (skillion roof)17 HAMPTON RD BIGGS FLAT SA 5153Decision Made
Data sources & freshness
- PlanSA development applications & EPA licences — Government of South Australia — PlanSA · Period: 2020–2026; 2021; 2022… · Updated on site
Amenities
1 nearby amenities within ~1.5 km
- JurliqueCosmetics
31 Liebelt Road, Biggs Flat
Names and addresses from OpenStreetMap. Unnamed venues show as their type (e.g. Cafe).
Data sources & freshness
- OpenStreetMap amenities — OpenStreetMap contributors · Period: current · Updated on site · Weekly refresh
Socio-economic (SEIFA)
- IRSAD decile (2021)
- 10/10
- IRSD decile (2021)
- 10/10
SEIFA indexes from ABS 2021. Decile 10 = most advantaged / least disadvantaged in Australia.
Data sources & freshness
- SEIFA 2021 (IRSAD / IRSD) — Australian Bureau of Statistics · Period: 2021 · Updated on site · 2021 SEIFA release
Heritage
1 state heritage place
- Heritage placeState heritage
Data sources & freshness
- SA Heritage Places database — Department for Environment and Water (SA) · Period: current · Updated on site
Green cover
- Parks & woodland (OSM)
- 10
- Parks (OSM)
- 0
OpenStreetMap parks and natural woodland features mapped within the suburb boundary.
Data sources & freshness
- OpenStreetMap green cover features — OpenStreetMap contributors · Period: current · Updated on site · Weekly refresh
Recent changes
- Heritage placeheritageState heritage
- Agricultural buildingplanning192 LIEBELT RD BIGGS FLAT SA 5153Lodged 19 Oct 2021 · Decision Made
- Agricultural building (ancillary to farming - rearing of alpacas)planning24 LIEBELT RD BIGGS FLAT SA 5153Lodged 05 Apr 2023 · Decision Made
- Ancillary Accommodation and deckingplanning53 LIEBELT RD BIGGS FLAT SA 5153Lodged 20 Sep 2022 · Under Assessment
- Ancillary accommodationplanning63 HAMPTON RD BIGGS FLAT SA 5153Lodged 24 Nov 2025 · Decision Made
- Change of use and conversion of existing dwelling to tourist accommodation (maximum four person capacity) and construction of a new dwelling (two storey).planning63 HAMPTON RD BIGGS FLAT SA 5153Lodged 17 May 2023 · Under Assessment
- Deck (9.2m x 5m) and Verandah (skillion roof)planning17 HAMPTON RD BIGGS FLAT SA 5153Lodged 14 Oct 2021 · Decision Made
- Outbuildingplanning1013 STRATHALBYN RD BIGGS FLAT SA 5153Lodged 25 Jun 2025 · Decision Made
- Outbuildingplanning1048 STRATHALBYN RD BIGGS FLAT SA 5153Lodged 24 May 2022 · Decision Made
- Outbuildingplanning63 HAMPTON RD BIGGS FLAT SA 5153Lodged 17 Feb 2022 · Decision Made
Data sources & freshness
- SA Heritage Places database — Department for Environment and Water (SA) · Updated on site
- PlanSA development applications & EPA licences — Government of South Australia — PlanSA · Updated on site
Similar suburbs
Suburbs with a comparable population profile, socio-economic decile, and location.