Karoonda East Murray
Bolto
Bolto at a glance
Walk score
2
Very car dependent
Population
14
Median age 66
The brief
What to know about Bolto.
Bolto (5238) sits in the Karoonda East Murray region of South Australia.
Bolto has roughly 14 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.
Bolto scores 2/100 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 Bolto's population at 14, with a median age of 66. That sits as a retiree-heavy demographic. Households are predominantly owner-occupied (125% own, 0% rent), which shapes everything from school catchment stability to how often properties turn over. The household mix skews family-dominated (100% family households, 0% lone person), so amenity decisions tend to follow what families want: parks, schools, supermarkets.
Population
14
Median age
66
Family households
100%
Lone person
–
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)
$215/wk
Weekly rent (unit)
$183/wk
Owner occupied
125%
Renter occupied
–
At a deeper level
14
Median age: 66
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Safety
Crime and safety.
1
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.
2
0
5
Scores calculated from OpenStreetMap data (ODbL)
Walkability data as of May 2026· OpenStreetMap
Place
Location.
Amenities
Transport
Education
Schools in Bolto.
Local schools for Bolto
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 Bolto.
- What is the Bolto postcode?
- Bolto is in the 5238 postcode, in SA, in the Karoonda East Murray region.
- What is the average rent in Bolto?
- The median weekly rent for houses is $215, for units it's $183.
- What schools are in Bolto?
- There are 3 schools serving Bolto on this page, including Mannum Community College, Mypolonga Primary School, Palmer Primary School.
- How walkable is Bolto?
- Bolto has a Walk Score of 2 out of 100, highly car-dependent. transit score 0, bike score 5.
- What suburbs are near Bolto?
- Bolto is close to Mannum, Port Mannum, Cowirra, Frahns, Ponde.
- What is the population of Bolto?
- Bolto has approximately 14 residents. The median age is 66.
Bolto
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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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