Trinity Park QLD

Postcode 4879 · Cairns LGA

Trinity Park is a smaller suburb in Queensland within the Cairns local government area (postcode 4879). With a population of 3,536, the suburb has a mix of young professionals and families with a median age of 36. Households earn a median income of $104K per year, with an average household size of 2.8 people. The most common occupations are professionals, technicians & trades, community & personal service. The top ancestries reported are English, Australian, Irish.

The current median weekly rent is $700. The median monthly mortgage repayment is $1,733.

Trinity Park is served by 1 school, including 1 primary. The average ICSEA score is 1058, which is above the national average of 1,000. The crime rate in the Cairns LGA is higher than average at 10,917 incidents per 100,000 population.

SEIFA INDEX (ABS)
Advantage7/10
Education6/10
Economic6/10
Disadvantage7/10
MEDIAN RENT /WK
$465
POPULATION
3,536
DEMOGRAPHICS
Median Age36
Household Size2.8
HH Income /wk$2,008
Personal Income /wk$920
Mortgage /mth$1,733
CRIME (Cairns LGA)
Crime Rate (per 100k)10,917
Total Incidents10,917
SCHOOLS (1)
Avg ICSEA1058
Total Students572
Catholic1
Holy Cross SchoolPrimary · Catholic · ICSEA 1058
Data: Year ending Dec 2026