Irwin

Irwin is a growing suburb in WA with 3,899 residents.

SA2 code: 511041289
State: WA

Population

3,899

Estimated 2025

5-Year Growth

+4.5%

3yr: +2.8% · 10yr: +6.5%

5-year growth

Median Rent

$250/wk

Census 2021

Median Income

$1,168/wk

Household, Census 2021

Population over time — Irwin (SA2)

ABS publishes annual estimates only at SA2 level, not at suburb level.

Growth at a Glance

3yr: +2.8%5yr: +4.5%10yr: +6.5%Total: +27.0%

Population grew from 3,071 to 3,899 over 24 years, averaging 1.0% per year.

Profile

Census snapshot

ABS · 2021

Housing

Public housing 3.2%

Almost entirely detached houses (89%), owner-occupied (74%), built for families (42% are 3 bed).

Dwelling mix

Houses 89%

1,238 houses130 townhouses23 apartments

Tenure

Owned 48%

Mortgage 26%

Renting 26%

Number of bedrooms

1 bed

56 (4.1%)

2 bed

162 (11.7%)

3 bed

582 (42.1%)

4 bed

499 (36.1%)

5 bed

75 (5.4%)

6+ bed

8 (0.6%)

Irwin

Population over time — Irwin (SA2)

Growth at a Glance

Census snapshot

Housing

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Where this data comes from