Back Valley at a glance
Walk score
0
Very car dependent
Population
176
Median age 47
The brief
What to know about Back Valley.
The postcode for Back Valley is 5211 (SA).
Back Valley (5211) sits in the Yankalilla region of South Australia.
Back Valley has roughly 176 residents, with an established, older skew. Households are predominantly owner-occupied. Daily life is car-dependent: most residents drive to work, school and the shops.
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Day to day
What it’s like to live here.
Back Valley 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 3 government primary, 1 government secondary, 2 independent.
Who lives here
Demographics.
The 2021 Census put Back Valley's population at 176, with a median age of 47. That sits as an established, older skew. Households are predominantly owner-occupied (76% own, 9% rent), which shapes everything from school catchment stability to how often properties turn over. The household mix skews family-dominated (80% family households, 20% lone person), so amenity decisions tend to follow what families want: parks, schools, supermarkets.
Population
176
Median age
47
Family households
80%
Lone person
20%
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)
$550/wk
Weekly rent (unit)
$310/wk
Owner occupied
76%
Renter occupied
9%
At a deeper level
176
Median age: 47
Rental data as of March 2026· rental-sa
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Safety
Crime and safety.
4
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 Back Valley.
Local schools for Back Valley
View the catchment for each school to find out more.
Government School Catchment
Victor Harbor High School
Victor Harbor Primary School
Port Elliot 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 Back Valley.
- What is the Back Valley postcode?
- Back Valley is in the 5211 postcode, in SA, in the District Council of Yankalilla region.
- Where is Back Valley?
- Back Valley is a regional suburb in SA, postcode 5211, in the District Council of Yankalilla region.
- What is the average rent in Back Valley?
- The median weekly rent for houses is $550, for units it's $310.
- What schools are in Back Valley?
- There are 7 schools serving Back Valley on this page, including Investigator College, Victor Harbor High School, Victor Harbor Primary School.
- How walkable is Back Valley?
- Back Valley has a Walk Score of 0 out of 100, highly car-dependent. transit score 0, bike score 0.
- What suburbs are near Back Valley?
- Back Valley is close to Yilki, Chiton, Lower Inman Valley, Waitpinga, Willow Creek.
- What is the population of Back Valley?
- The population of Back Valley is approximately 176 (2021 Census). The median age is 47.
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Surrounding Suburbs
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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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