Blewitt Springs SA 5171
Blewitt Springs is a suburb in South Australia, 44 km from Adelaide CBD, around 46 minutes by car. Population is 346; the median age is 49 and the median household income is $106,600 per year. By household income, education, and employment patterns, it ranks in the top 40% nationally. The suburb grew 5.2% between 2016 and 2021. At the 2021 Census, households here paid a median rent of $205 per week and a median monthly mortgage of $2,000. Walkability is low.
This suburb is too small to rate.
The Liveability Rating is calculated for suburbs of 500 residents or more, and this one has 346. Below that the school, census and safety figures behind the score cover too few people to rank fairly against the rest of the state. The individual measures further down this page are still shown.
How do you rate the liveability in Blewitt Springs?
Local knowledge beats any dataset. Rate it and see what other residents think.
Our score
Not enough data to score this suburb.
Residents say
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Median House Price
Public listings dataThe median house sale price in Blewitt Springs sits at $1.35 million, broadly flat year-on-year. That said, only five sales settled in the quarter, so the median is a noisy signal — treat it as a direction rather than a level.
$1,350,000
Based on only 5 sales — small sample, take as indicative.
Typically sold in 167 days — median across 3 sales that recorded a listing period
Rental Market
Rental affordability
June quarter 2025106 Moderately unaffordable · the average rental household in this region would pay about 28% of its income on the median rent in postcode 5171.
SGS Rental Affordability Index: a score of 100 means rent takes 30% of income, the usual housing-stress line; lower scores are less affordable. "Region" is the capital city or the rest of the state.
Is Blewitt Springs safe? Crime statistics
2026Crime in Blewitt Springs sits in the low band, with 6 incidents recorded in 2026 — down roughly 14% on the prior year.
6 offences
14.3% since 2025Crime Trend
Serious Road Crashes
2021–20253 crashes
where someone was killed or admitted to hospital, 1 of them fatal
Crashes are counted where they happened, so a main road through the suburb carries people passing through; this is not a measure of risk to residents. This state’s crash data does not name the road.
Schools
Walkability
Blewitt Springs is very car-dependent on foot — at 14/100, nearly all errands require a car.
We hold no public transport timetable data for this area, so public transport is not rated here and the score is spread across the remaining components. It is not counted as zero.
NBN connectivity
The internet access technology available across NBN premises in Blewitt Springs.
- Full-fibre (FTTP) share
- 0%
- Premises covered
- 145
NBN Co fixed-line and fixed-wireless premises, as at 30 December 2025. Higher-quality technologies (full fibre) score above copper, wireless, and satellite. Actual speeds depend on your plan.
Amenities
Onkaparinga: council population
The three add up to the change above. These are council-wide figures from the ABS, not figures for this suburb alone — this suburb's own population is in the census section above.
Socio-economic profile
Blewitt Springs is home to 346 residents, with a median age of 49, a touch above the national 38. Median household income runs at $107,000 a year, with unemployment at 3.2%.
2021 Census · change since 2016
Population
346
Median Age
49
Median Household Income
$106,600/yr
Census Median Rent
$205/wk
Census Median Mortgage
$2,000/mo
Avg Household Size
2.6
Median Personal Income
$39,884/yr
Unemployment Rate
3.2%
Unoccupied Dwellings
14.5%
Total Dwellings
124
Owner-Occupier Rate
87.4%
Houses
100.0%
Rental Stress
10.0%
Mortgage Stress
22.5%
Work From Home
25.2%
Dwelling Types
Property Ownership
Demographics
- Born in Australia
- 77.5%
- English Spoken at Home
- 92.5%
- Employment Rate
- 64.6%
- Completed Year 12
- 41.9%
Occupations
Religion
Country of Birth (overseas)
Largest overseas birthplaces, as a share of all residents.
When They Arrived
Share of all residents by the year they arrived in Australia. Periods cover different numbers of years, so compare the shape rather than the bar widths.
9 residents (2.6%) arrived since 2016. Australia’s borders were closed to most arrivals from March 2020, so the last two years of that period are much smaller than the ones before them — nationally 260,799 people arrived in 2019 against 28,521 in 2021.
Languages Spoken at Home
Top languages other than English, as a share of all residents.
Age Distribution
Family & Household Composition
Commute to Work
5% of employed residents work in a capital's city centre (9 of 185).
City centre: the ABS area around each capital's CBD, such as Sydney Inner City or Perth City (which takes in Subiaco and Leederville). 2021 Census place of work.
Education
Cars per Dwelling
Council Rates
Households face an average residential rates bill of $2,008 a year through Onkaparinga based on 2024 figures.
How this land is zoned
- Rural and farming 59%
- Environmental 41%
Zoning sets what may be built, not what is there today. A single address can sit in a different zone to the suburb around it — the property page shows the zone for one address.
Building Approvals: Onkaparinga
In the year to August 2026, 1,367 new dwellings were approved across Onkaparinga. That mix is 813 houses and 554 units. Approvals are up 58.4% on the same period a year earlier.
Air Quality
This station does not measure fine particles (PM2.5).
PM10 averaged 19.5 µg/m³ · NO₂ averaged 0.34 pphm. Days over the limit in 2025: PM10 3 · NO₂ 0 · ozone 0.
From the Christie Downs monitoring station, 9.8 km away.
Climate & Setting
from Mount Lofty, 23.6 kmHigh rainfall — warm summers, mild winters.
- Elevation
- 159 m
- above sea level, at the suburb centre
- Distance to the ocean
- 11.2 km
- Annual rainfall
- 969 mm
- 109 rainy days
- Summer max (Jan)
- 23.8°C
- 3 days ≥ 35°C
- Winter min (Jul)
- 5.4°C
- 0 frost days ≤ 0°C
Elevation is the ground at the suburb centre, from Geoscience Australia's National Digital Elevation Model. Approximate — it reads high in dense built-up areas. It is a measure of height above sea level and not an indicator of flood risk, which depends on height above nearby waterways.
Industrial Emissions Nearby
7 facilities within 5 km- 2.1 kmWine and Other Alcoholic Beverage ManufacturingTop reported: Total Volatile Organic Compounds · Ethanol
- 2.2 kmWine and Other Alcoholic Beverage ManufacturingTop reported: Total Volatile Organic Compounds · Ethanol
- 3.8 kmWine and Other Alcoholic Beverage ManufacturingTop reported: Total Volatile Organic Compounds · Ethanol
- 3.8 kmWine and Other Alcoholic Beverage ManufacturingTop reported: Ethanol · Total Volatile Organic Compounds
- 4.6 kmWine and Other Alcoholic Beverage ManufacturingTop reported: Total Volatile Organic Compounds · Ethanol
EV adoption
In postcode 5171, 43 of 5,742 registered light vehicles are battery-electric on 31 January 2025. A further 1.9% (107 vehicles) are hybrid or plug-in hybrid, taking the non-petrol, non-diesel share to 2.6%.
Rooftop solar
In postcode 5171, 2,304 rooftop-solar systems totalling 17.3 MW have been installed since 2001, against 2,556 dwellings recorded in the 2021 Census. 131 went up in the last year.
Counts every system certified since 2001, so a roof re-fitted with a newer system is counted twice, and small commercial systems are included alongside houses — useful for comparing postcodes, not an estimate of how many homes have working panels today.
2026 covers part of the year only, to 2026-07.
First Home Owner Grant
FY2026-27$15,000 for new homes.
No purchase-price cap. Stamp duty is fully exempted for eligible first-home buyers as a separate concession.
Mortgage repayments
2 mortgage brokers are registered in postcode 5171.
Conveyance duty at the owner-occupier rate, and it excludes first home buyer concessions — those can cut it substantially or remove it entirely. Excludes legal, inspection and lender fees. Check with RevenueSA
A deposit under 20% usually attracts Lenders Mortgage Insurance, which this doesn't include.
Principal and interest over 30 years, fixed rate. Excludes fees, offset, redraw and LMI. Default rate is the median comparison rate across 1788 advertised products as at 2026-10-27 — indicative only, and not an offer. Your rate depends on the lender, your deposit and your circumstances. Not financial advice.
Federal Electorate
Currently held by Rebekha Sharkie Centre Alliance
| Year | Winner | 2PP ALP | 2PP LNP | Swing |
|---|---|---|---|---|
| 2025 | Rebekha Sharkie | 55.0% | 45.0% | +3.4 |
| 2022 | Rebekha Sharkie | 51.6% | 48.4% | -4.1 |
| 2019 | Rebekha Sharkie | 47.5% | 52.5% | -0.7 |
Results are per division — federal electoral boundaries are redrawn periodically, so the history reflects this division's past, not necessarily the exact suburb's voters across time.
State Electorate
Currently held by Josh Teague Liberal Party
Next state election: 16 March 2030.
| Year | Winner | Won with |
|---|---|---|
| 2026 | Josh Teague LP | 50.6% |
| 2022 | Josh Teague LP | 51.9% |
Results are per district. Districts were last redrawn in 2024, so results from before then describe the district of that name, not necessarily this suburb's voters. Results: Electoral Commission of South Australia.
Looking at a specific address in Blewitt Springs?
Every figure above is a suburb average, and an average smooths over the difference between a street of family homes and a block of flats. Look up one address and you get the census for the few hundred people around it, its own nearest schools and stops, and what the state has mapped for that block.
- The census for a few hundred neighbours, not all 346 residents
- Nearest and zoned schools, with the walk from that door
- Flood, bushfire and noise mapping, where the state publishes it
Free to look up. Subscribers see every section in full — $29/month.
Nearby suburbs
Compare Blewitt Springs to another suburb
Side-by-side stats for any other SA suburb — type a name and pick one.
Or jump straight to a nearby comparison:
Common questions about Blewitt Springs
Is Blewitt Springs a safe place to live?
Recorded crime in Blewitt Springs is low (34/100, ranked against other SA suburbs on offences per resident).
What natural hazards affect Blewitt Springs?
Blewitt Springs has a moderate recorded bushfire history (43/100, ranked against every Australian suburb with any fire history). These are suburb-wide figures; check the address, as flood and bushfire exposure change street by street.
What is the population of Blewitt Springs?
Blewitt Springs, SA had a population of 346 at the 2021 Australian Bureau of Statistics census.
What is the postcode for Blewitt Springs, SA?
The postcode for Blewitt Springs, SA is 5171.
How far is Blewitt Springs from Adelaide?
Blewitt Springs is 44 km from Adelaide CBD by road, about 46 minutes by car in normal traffic. Distance is the most-direct driving route, not straight-line.
What is the median household income in Blewitt Springs?
At the 2021 ABS Census, median household income in Blewitt Springs was $106,600 a year. It is the most recent suburb-level income figure until 2026 Census results are released in 2027.
What is the median weekly rent in Blewitt Springs?
There are too few current rental listings in Blewitt Springs for a reliable median. At the 2021 ABS Census the median weekly rent was $205, across all dwelling types.
What is the median age in Blewitt Springs?
The median age of residents in Blewitt Springs was 49 at the 2021 ABS Census.
Is Blewitt Springs at risk of bushfire?
Blewitt Springs has a moderate recorded bushfire history (43/100). The score comes from Geoscience Australia's historical bushfire boundaries, with planned burns excluded: the area of recorded fires touching the suburb relative to its size, ranked against every Australian suburb with any fire history. It records where fire has burned, not a bushfire-prone land designation, which your council's planning scheme sets.
Is Blewitt Springs walkable?
Blewitt Springs scores 14/100 on the SuburbScan Walkability Score, making it very car-dependent. The score is a weighted average of public transport, schools, parks, supermarkets, GPs, pharmacies, childcare, and hospitals within walking distance.
What is the weather like in Blewitt Springs?
At the nearest Bureau of Meteorology station to Blewitt Springs, Mount Lofty (23.6 km away), summer days average 23.8°C, winter nights 5.4°C, 969 mm of rain a year over 109 rainy days, and 3 days a year above 35°C over 2006-2026.
Is the First Home Owner Grant available in Blewitt Springs?
First-home buyers in SA may be eligible for $15,000 towards new homes. The grant is administered by RevenueSA; confirm current eligibility before signing a contract — state rules and amounts can change.
What council does Blewitt Springs belong to?
Blewitt Springs sits within the Onkaparinga local government area. Council rates, planning approvals, and waste collection fall under this LGA.
How much are council rates in Blewitt Springs?
The average residential rates bill through Onkaparinga is $2,008 a year (2024). Every suburb in this LGA shares the same schedule — individual bills vary with land value.
How much is being built near Blewitt Springs?
Across Onkaparinga, 1,367 new residential dwellings were approved in the year to August 2026 (source: ABS Building Approvals). That's up 58.4% on the same period a year earlier. These are LGA-level totals — every suburb in the council shares the same figure.
Which federal electorate is Blewitt Springs in?
Blewitt Springs sits within the federal Division of Mayo, currently held by Rebekha Sharkie (Centre Alliance).
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Data freshness
- Census · 2021
- Median sale prices · Oct 2026
- For-sale & rental market · Oct 2026
- Council rates · FY 2024–25
- Building approvals · Aug 2026
- Schools · 2025
- NBN connectivity · Dec 2025
- Crime · 2026
- Road crashes · 2021–2025
- Air quality · 2025
- Climate · 2006–2026
- Socio-economic (SEIFA) · 2021
- EV adoption · Jan 2025
- First Home Owner Grant · Sep 2026
- Federal electorate · 2025
- State electorate · 2026
- Amenities · Sep 2026
- Health & emergency facilities · Sep 2026
- Industrial emissions (NPI) · 2024/2025
- Coastal erosion · 1988–2025
- Aircraft noise · 2024
Vintages show when each source's data is from. See all data sources.
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Information shown is provided as-is from Australian government and commercial data sources.
Always verify with the relevant authority before making property decisions.
See Data Sources and How We Calculate for details.