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Queensland · Postcode 4677
Colosseum postcode and suburb data
Queensland · Phone area code 07 · 375 km from Brisbane
Suburb snapshot
Colosseum at a glance vs QLD
Fast facts and benchmark bars show the suburb's key postcode, Census, SEIFA, school and LGA signals in context.
Quick facts
Benchmarks against QLD
Income, rent and SEIFA figures are from the ABS 2021 Census and are reported in 2021 dollars, not adjusted for subsequent inflation.
Where Colosseum ranks: SEIFA decile 2 places it in the bottom 20% of Australia for socio-economic advantage.
ABS Census 2021 · SEIFA 2021Detailed comparison table
Colosseum vs the QLD average and the national average, using population-weighted 2021 Census data.
| Metric | Colosseum | QLD avg | AU avg |
|---|---|---|---|
| Household income/wk | $1,187 -QLD | $1,770 | $1,836 |
| Rent/wk | $240 -QLD | $380 | $390 |
| Mortgage/month | $1,667 ≈QLD | $1,774 | $1,958 |
| Median age | 53 | 44.0 | 45.0 |
| SEIFA decile | 2/10 -QLD | 4.0/10 | 6.0/10 |
| Unemployment | 3.3% -QLD | 6.0% | 5.0% |
Green pill = at least 10% above the QLD average; red = at least 10% below; grey = within 10%. For unemployment, colour polarity is inverted: lower is better.
Colosseum is a locality 375 km from Brisbane in Queensland, classified as outer regional by the ABS. The postcode is 4677. It falls within the Central Queensland region. The local government area is Gladstone.
According to the 2021 Census, Colosseum has a population of 184 with a median age of 53. The median weekly household income is $1,187, below the QLD average. The unemployment rate is 3.3%, lower than the QLD average. The Indigenous population is 6 (3.3% of residents).
Housing in Colosseum includes a median weekly rent of $240, median monthly mortgage repayment of $1,667, with 68 total dwellings. Housing costs in the area sit below the QLD average. Owner-occupied dwellings (owned or mortgaged) make up 100.0% of housing.
On the SEIFA Index of Relative Socio-economic Advantage and Disadvantage, Colosseum scores in decile 2 out of 10, which is well below the national average.
Colosseum is part of the Gladstone statistical area in Queensland.
Colosseum details
Location, Census, housing, SEIFA and geography fields used across this profile.
| Postcode | 4677 |
| State | Queensland (QLD) |
| Phone Area Code | 07 |
| Population (2021) | 184 |
| Median Age | 53 years |
| Median Household Income (Census 2021) | $1,187/week |
| Median Personal Income (Census 2021) | $615/week |
| Median Weekly Rent (Census 2021) | $240 |
| Median Monthly Mortgage (Census 2021) | $1,667 |
| Average Household Size | 2.4 persons |
| Area | 405.6 km² |
| Population Density | 0/km² |
| Total Dwellings | 68 |
| Australian Citizens | 89.7% |
| Indigenous Population | 6 (3.3%) |
| Unemployment Rate | 3.3% |
| SEIFA IRSAD Decile | 2/10 (well below average) |
| Latitude | -24.3679 |
| Longitude | 151.544 |
| Distance from Brisbane | 375 km |
| Region (SA4) | Central Queensland |
| Area (SA3) | Gladstone |
| Local Government | Gladstone |
| Federal Electorate | Flynn |
| State Electorate | Burnett |
| Time Zone | AEST (UTC+10), Australia/Brisbane (standard time) |
Age Profile
Show counts
| 0–14 years | 30 (16.3%) |
| 15–24 years | 13 (7.1%) |
| 25–44 years | 22 (12.0%) |
| 45–64 years | 69 (37.5%) |
| 65+ years | 39 (21.2%) |
Housing Tenure
SEIFA socio-economic index
Health Conditions (2021 Census)
| Arthritis | 24 (13.0%) |
| Asthma | 12 (6.5%) |
| Diabetes | 9 (4.9%) |
| Heart Disease | 7 (3.8%) |
| Lung Condition | 5 (2.7%) |
| Cancer | 3 (1.6%) |
Long-term health conditions self-reported in the 2021 Census. Persons may report more than one condition.
Motor Vehicles per Dwelling
| No vehicle | 0 (0.0%) |
| 1 vehicle | 10 (15.4%) |
| 2 vehicles | 34 (52.3%) |
| 3+ vehicles | 21 (32.3%) |
Suburbs Near Colosseum
Same Postcode (4677)
More Colosseum Data
Page last reviewed . Data sources: Australian Bureau of Statistics 2021 Census (CC BY 4.0), SEIFA 2021 IRSAD, ACARA school profiles 2025. How this data is sourced.