Biggs Flat, SA 5153
Alexandrina CouncilAll suburbs in postcode 5153
Updated
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.
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Rent in Biggs Flat
- Weekly rent (house)
- $480/wk
- Weekly rent (unit)
- $350/wk
Rental data as of December 2025· SA rental bond data
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What to know about Biggs Flat
Biggs Flat (5153) sits in the Alexandrina region of South Australia.
Biggs Flat has roughly 84 residents, with an established, older skew. Households are mostly owner-occupied. Daily life is car-dependent: most residents drive to work, school and the shops.
What it’s like to live here
Biggs Flat scores 2/100 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.
Summer days here average around 28°C (warm), winter mornings around 6°C (cool). Annual rainfall lands at about 802 mm. Figures are our 1991 to 2020 averages of SILO data for this location (Queensland Government, built from Bureau of Meteorology observations).
Schooling within or near the suburb covers 11 government primary, 2 government secondary, 1 Catholic, 6 independent.
Schools in Biggs Flat
Location
Walkability
- Walk
- 2/100
- Transit
- 0/100
- Bike
- 0/100
Very car dependent. Scores out of 100, calculated from OpenStreetMap data (ODbL).
Walkability data as of May 2026· OpenStreetMap
Demographics
The 2021 Census put Biggs Flat's population at 84, with a median age of 43. That sits as an established, older skew. Households are mostly owner-occupied (66% own, 0% rent), which shapes everything from school catchment stability to how often properties turn over. The household mix skews family-dominated (76% family households, 10% lone person), so amenity decisions tend to follow what families want: parks, schools, supermarkets.
- Population
- 84
- Median age
- 43
- Family households
- 76%
- Lone person
- 10%
- Owner occupied
- 66%
Demographics data as of May 2026· ABS 2021 Census
Crime and safety
1 offences recorded in 2025-26
Top offence categories
Source: State Police Open Data
Crime data as of June 2026
Weather year-round
- Annual rainfall
- 802 mm
- Hottest month, avg max
- 27.5°C
- Coldest month, avg min
- 5.8°C
Rainfall by month
Our 1991 to 2020 averages of SILO data (Queensland Government, built from Bureau of Meteorology observations, CC BY 4.0) for this location.
Climate data as of October 2026· SILO (Queensland Government), from Bureau of Meteorology observations
Questions about Biggs Flat
- What is the Biggs Flat postcode?
- Biggs Flat is in the 5153 postcode, in SA, in the Alexandrina Council region.
- Where is Biggs Flat?
- Biggs Flat is a suburb in the Alexandrina Council area, SA 5153.
- What is the average rent in Biggs Flat?
- The median weekly rent for houses is $480, for units it's $350.
- What schools are in Biggs Flat?
- There are 20 schools serving Biggs Flat on this page, including Echunga Primary and Preschool, Mylor Primary School, St Michael's Lutheran School, Hahndorf Inc.
- How walkable is Biggs Flat?
- Biggs Flat has a Walk Score of 2 out of 100, highly car-dependent. transit score 0, bike score 0.
- What suburbs are near Biggs Flat?
- Biggs Flat is close to Chapel Hill, Echunga, Paechtown, Mylor, Jupiter Creek.
- What is the population of Biggs Flat?
- The population of Biggs Flat is approximately 84 (2021 Census). The median age is 43.
Selling in Biggs Flat? Get the free selling guide
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Sources. House and unit medians from the NSW Valuer General, Land Victoria, the SA Government and the ABS; rents from the state rental bond authorities. Census from the ABS (2021), climate from the Bureau of Meteorology, hazard from Geoscience Australia, schools from ACARA and crime from state police open data. Each figure carries its source and date. How we source data
How we’re paid. The guides and this page are free. When a seller asks, we introduce one local agent, and the agent pays us a flat fee for the introduction, never a share of their commission; it costs the seller nothing. If a figure looks wrong, tell us and we’ll fix it.