Tumby Bay, SA 5605 — Suburb Profile

Last reviewed: · By Knowburb Research Team

In short

Tumby Bay is a suburb of South Australia, postcode 5605, home to 1,781 residents with a settled, mature community. Located in the Tumby Bay local government area (Remote Australia) and roughly 236 km from the Adelaide CBD.

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Snapshot

Median rent$220 /wk
Population1,781
Median age57
Area312.4 km²
To CBD236 km
LGATumby Bay

Demographics

Population
1,781
Median age
57 years
Median household income
$1,058 /week
Median personal income
$624 /week
Median family income
$1,463 /week
Average household size
2.0
Persons per bedroom
0.7
Local government area
Tumby Bay
Statistical region (SA4)
South Australia - Outback
Remoteness classification
Remote Australia
Federal electorate
Grey
Source: ABS QuickStats
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Property & cost of living

Median rent
$220 /week
Median monthly mortgage
$1,200
Rent share of household income
21%

Schools

  • Tumby Bay Area School Combined · Government

Transport

Transport data refreshes monthly from state GTFS feeds.

Lifestyle & amenities

  • 4 cafés
  • 1 restaurant
  • 6 parks and reserves
  • 1 gym
  • 2 supermarkets
  • 3 playgrounds

Counts within roughly 4 km of the suburb centre. Data © OpenStreetMap contributors (ODbL).

Climate

  • Warmest month: Jan (26.2°C avg max)
  • Coolest month: Jul (16.1°C avg max)
  • Annual rainfall: 389 mm
  • Reference station: Mount Gambier Aero, 45.6 km away

NBN & connectivity

Fibre to the Node serves 95.1% of the 1,178 resolvable premises in Tumby Bay. Most premises here connect via fibre to a street cabinet, then copper into the home. Speeds depend heavily on the copper run length — NBN 100 is rarely achievable on long runs.

  • Fibre to the Premises: 0.2%
  • Fibre to the Node: 95.1%
  • Fixed Wireless: 0.9%
  • Sky Muster (Satellite): 3.8%

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: 27 across postcode 5605 in the year to FY2024–25 (up 42% on the prior year).
  • Most common categories: 11 violent offences, 8 property damage, 3 theft.

Other suburbs in Tumby Bay

Frequently asked questions

What is the population of Tumby Bay?

Tumby Bay (SA 5605) had 1,781 residents at the most recent ABS Census. The median age is 57. It sits within the Tumby Bay local government area.

What is the median rent in Tumby Bay?

The median advertised rent in Tumby Bay is $220/week, based on SQM Research listings data. Rents vary by property type, bedrooms and condition.

Are there schools in Tumby Bay?

Yes — 1 school is listed within or near Tumby Bay covering government sectors. Nearest include: Tumby Bay Area School (0.4 km). School data sourced from ACARA and state education departments.

What NBN technology is available in Tumby Bay?

Tumby Bay is predominantly served by Fibre to the Node (95.1% of premises). Coverage data is sourced from the NBN upgrade map aggregated from NBN Co address checks.

How safe is Tumby Bay?

Across postcode 5605, 27 offences were recorded in the 12 months to FY2024–25. The most common offence categories were violent (11), property damage (8), theft (3). 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 Tumby Bay?

In Tumby Bay, mean daily temperatures range from 11.4°C to 21.3°C and annual rainfall is 389 mm measured at the Mount Gambier Aero weather station (45.6 km away). Long-term averages from the Bureau of Meteorology.

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