Williamstown sits 52 km from Adelaide CBD in South Australia, around 59 minutes by car. Census data records 2,981 residents with a median age of 42 and a median household income of $92,664 per year. On socioeconomic measures it sits in the middle range nationally. Population grew 8.2% from 2016 to 2021. The 2021 Census recorded a median rent of $300 per week and a median monthly mortgage of $1,500. 1 school sits within the town boundary, and walkability is low.
Is Williamstown a good town?
Williamstown scores a C (49/100) on SuburbScan's Liveability grade.
Mixed results
1 school
Some car dependence
Walkability 32/100 · 51.5 km · 59 min drive to Adelaide
Median available
Median $880K
Moderate bushfire risk
Fire 42/100 · Crime 29/100
Mid-range socio-economic
SEIFA decile 6/10 · median age 42 · 2,981 residents
Liveability Rating
49 / 100 · Ranked #276 in SAEach bar is Williamstown's rank among SA suburbs, from 0 to 100 (higher is better). Scored on 4 of 5 factors: no school data, so the other factors carry its weight.
How do you rate the liveability in Williamstown?
Local knowledge beats any dataset. Rate it and see what other residents think.
Our score
49 / 100
From schools, safety and socio-economic data — not opinion.
Residents say
…
Median House Price
Public listings dataWilliamstown's house market is moving higher: the median sale price reached $880,000, roughly 14% above where it sat a year earlier.
Houses
$880,000
Based on 49 recorded sales in the last 24 months.
Typically sold in 21 days — median across 23 sales that recorded a listing period
By bedrooms
- 3 bed 18 sales $820K
- 4 bed 25 sales $895K
Land
$765,000
Based on only 3 sales — small sample, take as indicative.
Currently for Sale
Last 6 monthsHouses in Williamstown are currently listed at around $789,000 on average. Based on 7 houses listed in the past six months.
$789K
7 houses listed in the last 6 months.
7 of the suburb's 1,064 dwellings (0.7%) were listed for sale in the last 6 months.
Short-Stay Rentals
9 active Airbnb listings: 8 whole homes and 1 room. Whole homes are about 0.7% of the town's homes.
Airbnb only, as at Jun 2026; other platforms are not included. Active means reviewed in the past 12 months. The share is against private dwellings at the 2021 Census.
Is Williamstown safe? Crime statistics
2026Crime in Williamstown sits in the low band, with 46 incidents recorded in 2026 — down roughly 21% on the prior year.
46 offences
20.7% since 2025Crime Trend
Serious Road Crashes
2021–20259 crashes
where someone was killed or admitted to hospital
Crashes are counted where they happened, so a main road through the town carries people passing through; this is not a measure of risk to residents. This state’s crash data does not name the road.
Schools
One school serve Williamstown, and the cohort is trailing peer-suburb performance.
- • 184 students in one school (avg 184)
Primary
Walkability
Williamstown is car-dependent on foot — at 32/100, most errands require a car.
NBN connectivity
The internet access technology available across NBN premises in Williamstown.
- Full-fibre (FTTP) share
- 29%
- Premises covered
- 1,216
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
Barossa: council population
The three add up to the change above. These are council-wide figures from the ABS, not figures for this town alone — this town's own population is in the census section above.
Socio-economic profile
The ABS scores 7 small areas inside this town and averages them into the single decile above. They fall into 4 different deciles — a wide range, so parts of this town rank well above the average and parts well below it.
Williamstown is home to about 3,000 residents, with a median age of 42, a touch above the national 38. Median household income runs at $93,000 a year, with unemployment at 3.3%.
2021 Census · change since 2016
Population
2,981
Median Age
42
Median Household Income
$92,664/yr
Census Median Rent
$300/wk
Census Median Mortgage
$1,500/mo
Avg Household Size
2.7
Median Personal Income
$42,276/yr
Unemployment Rate
3.3%
Unoccupied Dwellings
5.6%
Total Dwellings
1,064
Owner-Occupier Rate
88.6%
Houses
99.2%
Rental Stress
16.8%
Mortgage Stress
19.4%
Work From Home
10.3%
Dwelling Types
Property Ownership
Demographics
- Born in Australia
- 81.9%
- English Spoken at Home
- 95.5%
- Employment Rate
- 65.2%
- Completed Year 12
- 37.5%
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.
6 residents (0.2%) 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.
Where New Residents Came From
Where residents aged five and over lived five years before the 2021 Census, for those who lived somewhere else.
15.7% of residents (445) lived in a capital city five years earlier, most of them in Adelaide (412).
Top places newcomers came from, as a share of the 2,829 residents aged five and over. Areas are ABS statistical regions. Small counts are approximate: the ABS adjusts every figure slightly to protect privacy.
Languages Spoken at Home
Top languages other than English, as a share of all residents.
Age Distribution
Family & Household Composition
Commute to Work
4% of employed residents work in a capital's city centre (59 of 1,556).
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.
Local Jobs
People who work in this town against employed people who live here, 2021 Census.
About 864 people work here; 1,556 employed residents live here.
Mostly a place people commute from: 0.6 jobs per working resident. At least 42% of employed residents must work outside the town.
Counts are by place of work and place of usual residence. The ABS counts jobs in zones; where a zone spans several places, its jobs are shared out by land use. The ABS also adjusts every figure slightly to protect privacy.
Education
Cars per Dwelling
Council Rates
Households face an average residential rates bill of $2,247 a year through Barossa based on 2024 figures.
How this land is zoned
- Rural and farming 93%
- Environmental 5%
- Residential 2%
- Zones under 1% 1%
Zoning sets what may be built, not what is there today. A single address can sit in a different zone to the town around it — the property page shows the zone for one address.
Building Approvals: Barossa
In the year to August 2026, 180 new dwellings were approved across Barossa. Almost all of the pipeline is detached houses. Approvals are down 48.0% on the same period a year earlier.
Air Quality
MODERATEPM2.5 averaged 5.5 µg/m³ in 2025 — below Australia's NEPM annual standard (8 µg/m³), slightly above the stricter WHO guideline (5 µg/m³). 1 day exceeded the daily threshold of 25 µg/m³.
PM10 averaged 18.7 µg/m³ · NO₂ averaged 0.31 pphm. Days over the limit in 2025: PM10 5 · NO₂ 0 · ozone 0.
From the Elizabeth monitoring station, 21.3 km away.
Climate & Setting
from Edinburgh RAAF, 25.4 kmDry climate — hot summers, mild winters.
- Elevation
- 292 m
- above sea level, at the town centre
- Distance to the ocean
- 33.7 km
- Annual rainfall
- 404 mm
- 67 rainy days
- Summer max (Jan)
- 30.0°C
- 28 days ≥ 35°C
- Winter min (Jul)
- 6.6°C
- 1 frost days ≤ 0°C
Elevation is the ground at the town 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.
EV adoption
In postcode 5351, 31 of 6,008 registered light vehicles are battery-electric on 31 January 2025. A further 1.7% (102 vehicles) are hybrid or plug-in hybrid, taking the non-petrol, non-diesel share to 2.2%.
Rooftop solar
In postcode 5351, 2,036 rooftop-solar systems totalling 13.2 MW have been installed since 2001, against 2,408 dwellings recorded in the 2021 Census. 147 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 5351.
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 Tony Pasin Liberal
| Year | Winner | 2PP ALP | 2PP LNP | Swing |
|---|---|---|---|---|
| 2025 | Tony Pasin | 37.0% | 63.0% | +3.6 |
| 2022 | Tony Pasin | 33.4% | 66.6% | -2.3 |
| 2019 | Tony Pasin | 31.1% | 68.9% | +5.1 |
Results are per division — federal electoral boundaries are redrawn periodically, so the history reflects this division's past, not necessarily the exact town's voters across time.
State Electorate
Currently held by Ashton Hurn Liberal Party
Next state election: 16 March 2030.
| Year | Winner | Won with |
|---|---|---|
| 2026 | Ashton Hurn LP | 67.4% |
| 2022 | Ashton Hurn LP | 61.9% |
Results are per district. Districts were last redrawn in 2024, so results from before then describe the district of that name, not necessarily this town's voters. Results: Electoral Commission of South Australia.
Looking at a specific address in Williamstown?
Every figure above is a town 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 2,981 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.
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Common questions about Williamstown
Is Williamstown a safe place to live?
Recorded crime in Williamstown is low (29/100, ranked against other SA suburbs on offences per resident).
What natural hazards affect Williamstown?
Williamstown has a moderate recorded bushfire history (42/100, ranked against every Australian suburb with any fire history). These are town-wide figures; check the address, as flood and bushfire exposure change street by street.
Is Williamstown a good place to live?
Williamstown has a SuburbScan Liveability grade of C (49/100), ranked against other SA suburbs on school quality (25%), safety (25%), SEIFA socio-economic advantage (25%), walkability (15%) and CBD access (10%). Whether it suits you depends on what you weigh — each of those is on this page.
What is the population of Williamstown?
Williamstown, SA had a population of 2,981 at the 2021 Australian Bureau of Statistics census.
What is the postcode for Williamstown, SA?
The postcode for Williamstown, SA is 5351.
How far is Williamstown from Adelaide?
Williamstown is 52 km from Adelaide CBD by road, about 59 minutes by car in normal traffic. Distance is the most-direct driving route, not straight-line.
What is the median household income in Williamstown?
At the 2021 ABS Census, median household income in Williamstown was $92,664 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 Williamstown?
There are too few current rental listings in Williamstown for a reliable median. At the 2021 ABS Census the median weekly rent was $300, across all dwelling types.
What is the median age in Williamstown?
The median age of residents in Williamstown was 42 at the 2021 ABS Census.
Is Williamstown at risk of bushfire?
Williamstown has a moderate recorded bushfire history (42/100). The score comes from Geoscience Australia's historical bushfire boundaries, with planned burns excluded: the area of recorded fires touching the town 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.
How are the schools in Williamstown?
There is 1 school inside the Williamstown boundary: 1 below similar schools on NAPLAN, compared with same-state, same-type schools of similar socio-educational advantage (ICSEA).
Is Williamstown walkable?
Williamstown scores 32/100 on the SuburbScan Walkability Score, making it 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 air quality in Williamstown?
The nearest government air-quality monitoring station to Williamstown (Elizabeth) recorded a 2025 annual mean PM2.5 of 5.5 µg/m³ and PM10 of 18.7 µg/m³. That puts Williamstown below the Australian NEPM annual standard of 8 µg/m³ but above the stricter WHO guideline of 5 µg/m³.
What is the weather like in Williamstown?
At the nearest Bureau of Meteorology station to Williamstown, Edinburgh RAAF (25.4 km away), summer days average 30°C, winter nights 6.6°C, 404 mm of rain a year over 67 rainy days, and 28 days a year above 35°C over 2006-2026.
Is the First Home Owner Grant available in Williamstown?
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 Williamstown belong to?
Williamstown sits within the Barossa local government area. Council rates, planning approvals, and waste collection fall under this LGA.
How much are council rates in Williamstown?
The average residential rates bill through Barossa is $2,247 a year (2024). Every suburb in this LGA shares the same schedule — individual bills vary with land value.
How much is being built near Williamstown?
Across Barossa, 180 new residential dwellings were approved in the year to August 2026 (source: ABS Building Approvals). That's down 48.0% 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 Williamstown in?
Williamstown sits within the federal Division of Barker, currently held by Tony Pasin (Liberal).
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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
- Short-stay rentals · Jun 2026
- 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.