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South Australia · Postcode 5523
Crystal Brook postcode and suburb data
South Australia · Phone area code 08 · 175 km from Adelaide
Suburb snapshot
Crystal Brook at a glance vs SA
Fast facts and benchmark bars show the suburb's key postcode, Census, SEIFA, school and LGA signals in context.
Quick facts
Benchmarks against SA
Income, rent and SEIFA figures are from the ABS 2021 Census and are reported in 2021 dollars, not adjusted for subsequent inflation.
Where Crystal Brook ranks: household income sits in the bottom 25% of SA suburbs.
ABS Census 2021 · SEIFA 2021Detailed comparison table
Crystal Brook vs the SA average and the national average, using population-weighted 2021 Census data.
| Metric | Crystal Brook | SA avg | AU avg |
|---|---|---|---|
| Household income/wk | $1,011 -SA | $1,545 | $1,836 |
| Rent/wk | $189 -SA | $308 | $390 |
| Mortgage/month | $975 -SA | $1,558 | $1,958 |
| Median age | 49 | 45.0 | 45.0 |
| SEIFA decile | 3/10 -SA | 5.0/10 | 6.0/10 |
| Unemployment | 3.3% -SA | 6.0% | 5.0% |
Green pill = at least 10% above the SA average; red = at least 10% below; grey = within 10%. For unemployment, colour polarity is inverted: lower is better.
Crystal Brook is a locality 175 km from Adelaide in South Australia, classified as outer regional by the ABS. The postcode is 5523. It falls within the Barossa - Yorke - Mid North region. The local government area is Port Pirie.
According to the 2021 Census, Crystal Brook has a population of 1,537 with a median age of 49. The median weekly household income is $1,011, below the SA average. The unemployment rate is 3.3%, lower than the SA average. The Indigenous population is 37 (2.4% of residents).
Housing in Crystal Brook includes a median weekly rent of $189, median monthly mortgage repayment of $975, with 613 total dwellings. Housing costs in the area sit below the SA average. Owner-occupied dwellings (owned or mortgaged) make up 77.7% of housing.
On the SEIFA Index of Relative Socio-economic Advantage and Disadvantage, Crystal Brook scores in decile 3 out of 10, which is below the national average.
Crystal Brook is served by Crystal Brook Primary School.
Crystal Brook is part of the Mid North statistical area in South Australia.
Crystal Brook details
Location, Census, housing, SEIFA and geography fields used across this profile.
| Postcode | 5523 |
| State | South Australia (SA) |
| Phone Area Code | 08 |
| Population (2021) | 1,537 |
| Median Age | 49 years |
| Median Household Income (Census 2021) | $1,011/week |
| Median Personal Income (Census 2021) | $557/week |
| Median Weekly Rent (Census 2021) | $189 |
| Median Monthly Mortgage (Census 2021) | $975 |
| Average Household Size | 2.3 persons |
| Area | 192.7 km² |
| Population Density | 8/km² |
| Total Dwellings | 613 |
| Australian Citizens | 93.4% |
| Indigenous Population | 37 (2.4%) |
| Unemployment Rate | 3.3% |
| SEIFA IRSAD Decile | 3/10 (below average) |
| Latitude | -33.3889869 |
| Longitude | 138.1995591 |
| Distance from Adelaide | 175 km |
| Region (SA4) | Barossa - Yorke - Mid North |
| Area (SA3) | Mid North |
| Local Government | Port Pirie |
| Federal Electorate | Grey |
| State Electorate | Stuart |
| Time Zone | ACST (UTC+9:30), Australia/Adelaide (standard time) |
Age Profile
Show counts
| 0–14 years | 307 (20.0%) |
| 15–24 years | 105 (6.8%) |
| 25–44 years | 317 (20.6%) |
| 45–64 years | 369 (24.0%) |
| 65+ years | 449 (29.2%) |
Housing Tenure
SEIFA socio-economic index
Health Conditions (2021 Census)
| Arthritis | 221 (14.4%) |
| Asthma | 169 (11.0%) |
| Diabetes | 144 (9.4%) |
| Heart Disease | 126 (8.2%) |
| Cancer | 44 (2.9%) |
| Lung Condition | 43 (2.8%) |
| Dementia | 40 (2.6%) |
Long-term health conditions self-reported in the 2021 Census. Persons may report more than one condition.
Motor Vehicles per Dwelling
| No vehicle | 38 (6.4%) |
| 1 vehicle | 230 (38.7%) |
| 2 vehicles | 202 (33.9%) |
| 3+ vehicles | 125 (21.0%) |
Schools in Crystal Brook
ACARA 2025 school profiles for schools located in Crystal Brook. ICSEA is shown where ACARA publishes it.
Suburbs Near Crystal Brook
Same Postcode (5523)
More Crystal Brook 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.