Mount Isa

QLD

Mount Isa is a declining suburb in QLD with 18,162 residents.

SA2 code: 315021405
State: QLD

Population

18,162

Estimated 2025

5-Year Growth

-3.9%

3yr: -2.6% · 10yr: -10.2%

5-year growth

Median Rent

$275/wk

Census 2021

Median Income

$2,236/wk

Household, Census 2021

Population over time — Mount Isa (SA2)

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

Growth at a Glance

3yr: -2.6%5yr: -3.9%10yr: -10.2%Total: -10.4%

Population grew from 20,262 to 18,162 over 24 years, averaging -0.5% per year.

Profile

Census snapshot

ABS · 2021

Housing

Public housing 8.3%

Almost entirely detached houses (79%), mixed tenure (50% own or mortgage), built for families (50% are 3 bed).

Dwelling mix

Houses 79%

Townhouses 17%

4,751 houses1,004 townhouses262 apartments

Tenure

Owned 18%

Mortgage 33%

Renting 50%

Number of bedrooms

1 bed

435 (7.2%)

2 bed

1,064 (17.7%)

3 bed

3,023 (50.3%)

4 bed

1,226 (20.4%)

5 bed

213 (3.5%)

6+ bed

54 (0.9%)

Mount Isa

Population over time — Mount Isa (SA2)

Growth at a Glance

Census snapshot

Housing

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Where this data comes from