Seaton, SA 5023 — Suburb Profile

Last reviewed: · By Knowburb Research Team

In short

Seaton is a suburb of South Australia, postcode 5023, home to 10,877 residents with an established residential profile. Located in the Charles Sturt local government area and roughly 9 km from the Adelaide CBD.

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Snapshot

Median rent$310 /wk
Population10,877
Median age40
Area4.6 km²
To CBD9 km
LGACharles Sturt

Demographics

Population
10,877
Median age
40 years
Median household income
$1,300 /week
Median personal income
$696 /week
Median family income
$1,778 /week
Average household size
2.3
Persons per bedroom
0.8
Local government area
Charles Sturt
Statistical region (SA4)
Adelaide - West
Remoteness classification
Major Cities of Australia
Federal electorate
Hindmarsh
Source: ABS QuickStats
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Property & cost of living

Median rent
$310 /week
Median monthly mortgage
$1,700
Rent share of household income
24%

Schools

  • Seaton Park Primary School Primary · Government
  • Findon High School Secondary · Government
  • Grange Primary School Primary · Government
  • Fulham Gardens Primary School Primary · Government
  • Seaton High School Secondary · Government

Transport

  • Within 800 m walk: 20 bus stops
  • Within 1.6 km: 4 train stops, 77 bus stops

Closest stops:

  • Stop 27 Tapleys Hill Rd - West side bus · 213 m
  • Stop 27 Tapleys Hill Rd - East side bus · 244 m
  • Stop 28 Tapleys Hill Rd - West side bus · 333 m
  • Stop 28 Tapleys Hill Rd - East side bus · 409 m
  • East Grange Railway Station train · 925 m

Lifestyle & amenities

  • 5 cafés
  • 11 restaurants
  • 2 pubs and bars
  • 60 parks and reserves
  • 8 gyms and fitness centres
  • 3 supermarkets
  • 37 playgrounds

Counts within roughly 1.5 km of the suburb centre. Data © OpenStreetMap contributors (ODbL).

Climate

  • Warmest month: Jan (28.3°C avg max)
  • Coolest month: Jul (15.0°C avg max)
  • Annual rainfall: 437 mm
  • Reference station: Adelaide Airport, 5.5 km away

NBN & connectivity

Hybrid Fibre-Coaxial serves 41.3% of the 5,911 resolvable premises in Seaton. Most premises here use the existing pay-TV coaxial cable, upgraded for NBN. Plans up to NBN 1000 are typically available.

  • Fibre to the Premises: 22.2%
  • Hybrid Fibre-Coaxial: 41.3%
  • Fibre to the Node: 36.5%

Snapshot 2026-04-28. Tech mix from Luke Prior's NBN upgrade map (MIT licensed). Verify any specific address on NBN Co's address tool.

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Safety

  • Recorded offences: 1,312 across postcode 5023 in the year to FY2024–25 (stable on the prior year).
  • Most common categories: 544 theft, 236 property damage, 228 violent offences.

Frequently asked questions

What is the population of Seaton?

Seaton (SA 5023) had 10,877 residents at the most recent ABS Census. The median age is 40. It sits within the Charles Sturt local government area.

What is the median rent in Seaton?

The median advertised rent in Seaton is $310/week, based on SQM Research listings data. Rents vary by property type, bedrooms and condition.

Are there schools in Seaton?

Yes — 5 schools are listed within or near Seaton covering government sectors. Nearest include: Seaton Park Primary School (0.9 km), Findon High School (1.4 km), Grange Primary School (1.4 km). School data sourced from ACARA and state education departments.

What NBN technology is available in Seaton?

Seaton is predominantly served by Hybrid Fibre Coaxial (41.3% of premises). Coverage data is sourced from the NBN upgrade map aggregated from NBN Co address checks.

How safe is Seaton?

Across postcode 5023, 1,312 offences were recorded in the 12 months to FY2024–25. The most common offence categories were theft (544), property damage (236), violent (228). Crime statistics are recorded by area (postcode or LGA), not by individual suburb. Data sourced from each state's crime statistics agency.

What is the climate like in Seaton?

In Seaton, mean daily temperatures range from 11.5°C to 21.6°C and annual rainfall is 437 mm measured at the Adelaide Airport weather station (5.5 km away). Long-term averages from the Bureau of Meteorology.

What public transport options are in Seaton?

81 public transport stops are mapped within 1.6 km of the Seaton centroid. Within 800 m, you'll find 20 bus stops. Stop data is sourced from state government GTFS feeds.

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