City of Onkaparinga

Mclaren Flat

Mclaren Flat at a glance

Median house

$935,000

-7.4% over 12 months

Median unit

$274,320

Weekly rent

$725

Houses · units $350

Gross yield

4.0%

Houses, on the median

Population

1,625

Median age 40

Walk score

2

Very car dependent

Prices: Median of 9 house sales · SA Government · the latest published quarter (updated October 2026) · Rent: SA rental bond data, June 2026 · Population: 2021 Census

Houses change hands at $935,000 on a typical sale, above the South Australia median (9 house sales, SA Government quarterly medians, the latest published quarter (updated October 2026)). Units come in around $274,320, roughly 71% below the house median. The 12-month picture shows a softening market (-7.4%), giving buyers more room to negotiate.

For buyers

A 20% deposit on the median house works out to roughly $187,000. Prices sit above the South Australia median, so plan for a stretched deposit and shop carefully on borrowing capacity.

See what you can borrow

For sellers

With 12-month growth at -7.4%, pricing should anchor to the most recent six months of comparables, not last year's peak.

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Market

House prices in Mclaren Flat.

Median house price

$935,000

-7.4% over the past year. Median unit price $274,320.

Median of 9 house sales · SA Government · the latest published quarter (updated October 2026)

Rental and ownership

Weekly rent (house)

$725/wk

Weekly rent (unit)

$350/wk

Owner occupied

86%

Renter occupied

11%

At a deeper level

Median House PriceSource: data.sa.gov.au · Oct 2026

$935,000

-7.4% annual growth

Median Unit PriceSource: data.sa.gov.au · Oct 2026

$274,320

PopulationSource: ABS Census 2021 · May 2026

1,625

Median age: 40

Rental data as of June 2026· rental-sa

5-year trajectory

at -7.4%/yr

2021

$1.4M

5-year change

-32%

2026

$935K

Trajectory derived from the current median compounded at the suburb’s annual growth rate, not raw sale-by-sale history.

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The brief

What to know about Mclaren Flat.

Mclaren Flat's median house price is $935,000 (The SA Government's quarterly suburb median from 9 house sales, the latest published quarter (updated October 2026)).

Postcode 5171 (SA), City of Onkaparinga, part of Greater Adelaide.

Mclaren Flat (5171) sits in the Onkaparinga region of South Australia. The median house here is $935,000, above the South Australia median of around $720K. Prices have moved -7.4% over the past year, well behind the South Australia average (5%).

Mclaren Flat has roughly 1,625 residents, with a typical family-age mix. Households are predominantly owner-occupied. Daily life is car-dependent: most residents drive to work, school and the shops.

Side by side

Compare Mclaren Flat with a nearby suburb.

Median, growth, schools, walkability, all in one view.

Day to day

What it’s like to live here.

Mclaren Flat 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 10 government primary, 3 government secondary, 2 independent.

Who lives here

Demographics.

The 2021 Census put Mclaren Flat's population at 1,625, with a median age of 40. That sits as a typical family-age mix. Households are predominantly owner-occupied (86% own, 11% rent), which shapes everything from school catchment stability to how often properties turn over. The household mix skews family-dominated (88% family households, 11% lone person), so amenity decisions tend to follow what families want: parks, schools, supermarkets.

Population

1,625

Median age

40

Family households

88%

Lone person

11%

Demographics data as of May 2026· ABS 2021 Census

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For investors

Investment overview.

Gross rental yield on houses sits at 4.03% (median rent $725/wk against a $935,000 price tag). Units yield 6.63% gross, often the better cash-flow play for first-time investors. Renter share is modest (11%), so the rental pool is smaller and tenant demand can be patchier than in higher-density suburbs.

Gross Yield (House)

Source: data.sa.gov.au · Oct 2026

4.03%

Based on $935,000 median

Gross Yield (Unit)

Source: data.sa.gov.au · Oct 2026

6.63%

Based on $274,320 median

Annual Growth (House)

Source: data.sa.gov.au · Oct 2026

-7.4%

Year-on-year capital growth

Annual Growth (Unit)

Source: data.sa.gov.au · Oct 2026

–

Year-on-year capital growth

Owner Occupancy

Source: ABS Census 2021 · May 2026

86%

Higher = more owner-occupier demand

Days on Market

Source: data.sa.gov.au · Oct 2026

–

Lower = higher buyer demand

Gross rental yield is annual rent divided by purchase price, before expenses. It does not account for vacancy rates, management fees, maintenance, or financing costs. Use this as a starting point for further research.

Safety

Crime and safety.

Offence Summary

9

total offences in 2025-26

Top offence categories

OFFENCES AGAINST THE PERSON5 (55.6%)
OFFENCES AGAINST PROPERTY4 (44.4%)

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.

Walk Score

2

Transit Score

0

Bike Score

20

Scores calculated from OpenStreetMap data (ODbL)

Walkability data as of May 2026· OpenStreetMap

Place

Location.

Amenities

Transport

Nearby suburbs

Education

Schools in Mclaren Flat.

Local schools for Mclaren Flat

View the catchment for each school to find out more.

Government School Catchment

McLaren Flat Primary School

R-6CoEdGovernment
View Catchment

McLaren Vale Primary School

R-6CoEdGovernment
View Catchment

Willunga High School

U, 7-12CoEdGovernment
View Catchment

© 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)

J
F
M
A
M
J
J
A
S
O
N
D

Weather data from BOM station Adelaide (Kent Town) (11 km away)

Climate data as of May 2026· Bureau of Meteorology

Frequently asked

About Mclaren Flat.

What is the median house price in Mclaren Flat?
The median house price in Mclaren Flat, SA 5171 is $935,000 (The SA Government's quarterly suburb median from 9 house sales, the latest published quarter (updated October 2026)). The median unit price is $274,320. Annual growth is -7.4%.
How much is my house worth in Mclaren Flat?
A useful starting point is the Mclaren Flat median house price of $935,000 (units $274,320). Your home will sit above or below that depending on land size, condition, position and what comparable homes nearby have sold for recently. For a figure specific to your property, request a free property appraisal from a local agent using the form on this page.
Is Mclaren Flat a good investment?
On the published figures, the gross rental yield on houses in Mclaren Flat is 4.0%: the median weekly house rent is $725 (SA rental bond data, June 2026) against the median house price of $935,000 (SA Government, the latest published quarter, updated October 2026). The median house price fell 7.4% over 12 months on the same SA Government figures. Whether Mclaren Flat is a good investment for you depends on the price you pay, your loan and holding costs, vacancy and your tax position. These are published market figures, not financial advice.
What is the Mclaren Flat postcode?
Mclaren Flat is in the 5171 postcode, in SA, in the City of Onkaparinga region.
Where is Mclaren Flat?
Mclaren Flat is a suburb of Adelaide, in SA 5171. It is part of the Greater Adelaide area, in the City of Onkaparinga region.
What is the average rent in Mclaren Flat?
The median weekly rent for houses is $725, for units it's $350.
What schools are in Mclaren Flat?
There are 15 schools serving Mclaren Flat on this page, including McLaren Flat Primary School, McLaren Vale Primary School, Tatachilla Lutheran College.
How walkable is Mclaren Flat?
Mclaren Flat has a Walk Score of 2 out of 100, highly car-dependent. transit score 0, bike score 20.
What suburbs are near Mclaren Flat?
Mclaren Flat is close to Pedler Creek, Mclaren Vale, Blewitt Springs, The Range, Montarra.
What is the population of Mclaren Flat?
The population of Mclaren Flat is approximately 1,625 (2021 Census). The median age is 40.

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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