Mount Crosby QLD

Postcode 4306 · Brisbane LGA

Mount Crosby is a small community in Queensland within the Brisbane local government area (postcode 4306). With a population of 1,860, the suburb has an established demographic with a median age of 42. Households earn a median income of $156K per year, with an average household size of 3.1 people. The most common occupations are professionals, managers, clerical & administrative. The top ancestries reported are English, Australian, Irish.

The median weekly rent is $478 (Census 2021). The median monthly mortgage repayment is $2,095.

The crime rate in the Brisbane LGA is moderate at 6,244 incidents per 100,000 population.

SEIFA INDEX (ABS)
Advantage10/10
Education10/10
Economic10/10
Disadvantage10/10
MEDIAN RENT /WK
$478
POPULATION
1,860
DEMOGRAPHICS
Median Age42
Household Size3.1
HH Income /wk$2,993
Personal Income /wk$1021
Mortgage /mth$2,095
CRIME (Brisbane LGA)
Crime Rate (per 100k)6,244
Total Incidents6,244
Data: Year ending Dec 2026