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Queensland · Postcode 4655
Happy Valley postcode and suburb data
Queensland · Phone area code 07 · 1562 km from Brisbane
Suburb snapshot
Happy Valley 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 Happy Valley ranks: household income is in the top 10% of QLD suburbs.
ABS Census 2021 · SEIFA 2021Detailed comparison table
Happy Valley vs the QLD average and the national average, using population-weighted 2021 Census data.
| Metric | Happy Valley | QLD avg | AU avg |
|---|---|---|---|
| Household income/wk | $2,629 +QLD | $1,770 | $1,836 |
| Rent/wk | $420 +QLD | $380 | $390 |
| Mortgage/month | $1,667 ≈QLD | $1,774 | $1,958 |
| Median age | 30 | 44.0 | 45.0 |
| SEIFA decile | 5/10 ≈QLD | 4.0/10 | 6.0/10 |
| Unemployment | 4.2% -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.
Happy Valley is a remote community in Queensland, with postcode 4655. It lies roughly 1562 km from Brisbane, classified by the ABS as remote Australia. The area is administered by Mount Isa.
According to the 2021 Census, Happy Valley has a population of 733 with a median age of 30. The median weekly household income is $2,629, above the QLD average. The unemployment rate is 4.2%, lower than the QLD average. The Indigenous population is 122 (16.6% of residents).
Housing in Happy Valley includes a median weekly rent of $420, median monthly mortgage repayment of $1,667, with 231 total dwellings. These housing costs sit above the QLD average. Rental properties account for 43.0% of dwellings.
On the SEIFA Index of Relative Socio-economic Advantage and Disadvantage, Happy Valley scores in decile 5 out of 10, which is around the national average.
Happy Valley is served by Happy Valley State School.
Happy Valley is part of the Maryborough statistical area in Queensland.
Happy Valley details
Location, Census, housing, SEIFA and geography fields used across this profile.
| Postcode | 4655 |
| State | Queensland (QLD) |
| Phone Area Code | 07 |
| Population (2021) | 733 |
| Median Age | 30 years |
| Median Household Income (Census 2021) | $2,629/week |
| Median Personal Income (Census 2021) | $1,316/week |
| Median Weekly Rent (Census 2021) | $420 |
| Median Monthly Mortgage (Census 2021) | $1,667 |
| Average Household Size | 2.9 persons |
| Area | 0.6 km² |
| Population Density | 1192/km² |
| Total Dwellings | 231 |
| Australian Citizens | 81.6% |
| Indigenous Population | 122 (16.6%) |
| Unemployment Rate | 4.2% |
| SEIFA IRSAD Decile | 5/10 (average) |
| Latitude | -20.747894 |
| Longitude | 139.4885577 |
| Distance from Brisbane | 1562 km |
| Region (SA4) | Wide Bay |
| Area (SA3) | Maryborough |
| Local Government | Mount Isa |
| Federal Electorate | Hinkler |
| State Electorate | Maryborough |
| Time Zone | AEST (UTC+10), Australia/Brisbane (standard time) |
Age Profile
Show counts
| 0–14 years | 185 (25.2%) |
| 15–24 years | 93 (12.7%) |
| 25–44 years | 256 (34.9%) |
| 45–64 years | 141 (19.2%) |
| 65+ years | 43 (5.9%) |
Housing Tenure
SEIFA socio-economic index
Health Conditions (2021 Census)
| Asthma | 37 (5.0%) |
| Diabetes | 36 (4.9%) |
| Arthritis | 23 (3.1%) |
| Heart Disease | 17 (2.3%) |
| Lung Condition | 12 (1.6%) |
| Cancer | 9 (1.2%) |
Long-term health conditions self-reported in the 2021 Census. Persons may report more than one condition.
Motor Vehicles per Dwelling
| No vehicle | 12 (5.3%) |
| 1 vehicle | 64 (28.1%) |
| 2 vehicles | 110 (48.2%) |
| 3+ vehicles | 42 (18.4%) |
Schools in Happy Valley
ACARA 2025 school profiles for schools located in Happy Valley. ICSEA is shown where ACARA publishes it.
Suburbs Near Happy Valley
Same Postcode (4655)
More Happy Valley 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.