Port Mannum at a glance
Walk score
0
Very car dependent
Population
239
Median age 53
The brief
What to know about Port Mannum.
The postcode for Port Mannum is 5238 (SA).
Port Mannum (5238) sits in the Karoonda East Murray region of South Australia.
Port Mannum has roughly 239 residents, with a retiree-heavy demographic. Households are predominantly owner-occupied. Daily life is car-dependent: most residents drive to work, school and the shops.
Day to day
What it’s like to live here.
Port Mannum scores 0/100 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 7°C (cool). Annual rainfall lands at about 448mm. Data comes from the Bureau of Meteorology's Adelaide (Kent Town) station, 11.1km away.
Schooling within or near the suburb covers 2 government primary.
Who lives here
Demographics.
The 2021 Census put Port Mannum's population at 239, with a median age of 53. That sits as a retiree-heavy demographic. Households are predominantly owner-occupied (81% own, 11% rent), which shapes everything from school catchment stability to how often properties turn over. Lone-person households are notable here (41%), often a marker of unit-heavy stock and walkable infrastructure.
Population
239
Median age
53
Family households
56%
Lone person
41%
Demographics data as of May 2026· ABS 2021 Census
Market
The price of a home here.
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.
Rental and ownership
Weekly rent (house)
$570/wk
Weekly rent (unit)
$245/wk
Owner occupied
81%
Renter occupied
11%
At a deeper level
239
Median age: 53
Rental data as of March 2026· rental-sa
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Safety
Crime and safety.
7
total offences in 2025-26
Top offence categories
Crime statistics are reported at LGA level and may cover a broader area than this suburb.
Source: State Police Open Data
Crime data as of June 2026· State Police Open Data
Getting around
Walkability.
0
0
0
Scores calculated from OpenStreetMap data (ODbL)
Walkability data as of May 2026· OpenStreetMap
Place
Location.
Amenities
Transport
Education
Schools in Port Mannum.
Local schools for Port Mannum
View the catchment for each school to find out more.
Government School Catchment
Mannum Community College
Mypolonga Primary School
Palmer Primary School
© ACARA, licensed under CC BY 4.0.
Climate
Weather year-round.
Annual Rainfall
448 mm
Hottest Month (avg max)
28.0°C
Coldest Month (avg min)
7.0°C
Monthly Rainfall (mm)
Weather data from BOM station Adelaide (Kent Town) (11 km away)
Climate data as of May 2026· Bureau of Meteorology
Frequently asked
About Port Mannum.
- What is the Port Mannum postcode?
- Port Mannum is in the 5238 postcode, in SA, in the Karoonda East Murray region.
- Where is Port Mannum?
- Port Mannum is a regional suburb in SA, postcode 5238, in the Karoonda East Murray region.
- What is the average rent in Port Mannum?
- The median weekly rent for houses is $570, for units it's $245.
- What schools are in Port Mannum?
- There are 3 schools serving Port Mannum on this page, including Mannum Community College, Mypolonga Primary School, Palmer Primary School.
- How walkable is Port Mannum?
- Port Mannum has a Walk Score of 0 out of 100, highly car-dependent. transit score 0, bike score 0.
- What suburbs are near Port Mannum?
- Port Mannum is close to Mannum, Bolto, Ponde, Cowirra, Wall.
- What is the population of Port Mannum?
- The population of Port Mannum is approximately 239 (2021 Census). The median age is 53.
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Sources cited
Median, growth and rental data from state revenue offices and ABS. Census from ABS 2021. Climate from BoM. Hazard from Geoscience Australia. School data from ACARA. Crime from state police open data. Full methodology →
Always dated
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