Western Australia · Postcode 6714
Mardie postcode and suburb data
Western Australia · Phone area code 08 · 1211 km from Perth
Suburb snapshot
Mardie at a glance vs WA
Fast facts and benchmark bars show the suburb's key postcode, Census, SEIFA, school and LGA signals in context.
Quick facts
Benchmarks against WA
Income, rent and SEIFA figures are from the ABS 2021 Census and are reported in 2021 dollars, not adjusted for subsequent inflation.
Where Mardie ranks: household income sits in the bottom 25% of WA suburbs; rents are among the top 10% in WA.
ABS Census 2021 · SEIFA 2021Detailed comparison table
Mardie vs the WA average and the national average, using population-weighted 2021 Census data.
| Metric | Mardie | WA avg | AU avg |
|---|---|---|---|
| Household income/wk | $1,125 -WA | $1,891 | $1,836 |
| Rent/wk | $595 +WA | $355 | $390 |
| Median age | 39 | 43.0 | 45.0 |
| Unemployment | 0.0% -WA | 5.0% | 5.0% |
Green pill = at least 10% above the WA average; red = at least 10% below; grey = within 10%. For unemployment, colour polarity is inverted: lower is better.
Mardie is a very remote community in Western Australia, with postcode 6714. It lies roughly 1211 km from Perth, classified by the ABS as very remote Australia. The area is administered by Karratha.
According to the 2021 Census, Mardie has a population of 609 with a median age of 39. The median weekly household income is $1,125, below the WA average. The Indigenous population is 11 (1.8% of residents).
Housing in Mardie includes a median weekly rent of $595, 8 total dwellings. These housing costs sit above the WA average. Rental properties account for 100.0% of dwellings.
Mardie is part of the West Pilbara statistical area in Western Australia.
Mardie details
Location, Census, housing, SEIFA and geography fields used across this profile.
| Postcode | 6714 |
| State | Western Australia (WA) |
| Phone Area Code | 08 |
| Population (2021) | 609 |
| Median Age | 39 years |
| Median Household Income (Census 2021) | $1,125/week |
| Median Personal Income (Census 2021) | $2,548/week |
| Median Weekly Rent (Census 2021) | $595 |
| Average Household Size | 2.4 persons |
| Area | 3772.1 km² |
| Population Density | 0/km² |
| Total Dwellings | 8 |
| Australian Citizens | 26.1% |
| Indigenous Population | 11 (1.8%) |
| Unemployment Rate | 0.0% |
| Latitude | -21.0617967 |
| Longitude | 116.1665491 |
| Distance from Perth | 1211 km |
| Region (SA4) | Western Australia - Outback (North) |
| Area (SA3) | West Pilbara |
| Local Government | Karratha |
| Federal Electorate | Durack |
| State Electorate | Pilbara (Mining and Pastoral) |
| Time Zone | AWST (UTC+8), Australia/Perth (standard time) |
Age Profile
Show counts
| 0–14 years | 13 (2.1%) |
| 15–24 years | 38 (6.2%) |
| 25–44 years | 336 (55.2%) |
| 45–64 years | 207 (34.0%) |
| 65+ years | 15 (2.5%) |
Housing Tenure
Health Conditions (2021 Census)
| Asthma | 11 (1.8%) |
| Arthritis | 4 (0.7%) |
| Diabetes | 4 (0.7%) |
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 | 4 (100.0%) |
| 2 vehicles | 0 (0.0%) |
| 3+ vehicles | 0 (0.0%) |
Suburbs Near Mardie
Same Postcode (6714)
More Mardie 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.