New South Wales · Postcode 2529

Oak Flats postcode and suburb data

New South Wales · Phone area code 02 · 85 km from Sydney

Metro
6,840
Population (2021)
$1,488
Household income/wk
$440
Median rent/wk
42
Median age
3/10
SEIFA advantage

Suburb snapshot

Oak Flats at a glance vs NSW

Fast facts and benchmark bars show the suburb's key postcode, Census, SEIFA, school and LGA signals in context.

Quick facts

2529 Postcode See every suburb sharing this postcode
6,840 People Resident population, Census 2021
Shellharbour Council area 26 suburbs, 4 postcodes
42 Median age Years, Census 2021
$1,488/wk Household income Suburb median, Census 2021 dollars
Decile 3/10 SEIFA advantage Lower SEIFA advantage
4 Schools ACARA 2025 profiles in this suburb

Benchmarks against NSW

Household income
$1,488/wk
23% below NSW average
Suburb median, Census 2021
Weekly rent
$440/wk
1% below NSW average
Suburb median, Census 2021
SEIFA advantage
3/10
3.0 deciles below NSW average
IRSAD decile, higher means more advantage
Median age
42 years
3.0 years younger than NSW average
Resident median age
Unemployment
4.7%
0.3 pts below NSW average
Census labour-force rate

Income, rent and SEIFA figures are from the ABS 2021 Census and are reported in 2021 dollars, not adjusted for subsequent inflation.

Detailed comparison table

Oak Flats vs the NSW average and the national average, using population-weighted 2021 Census data.

MetricOak FlatsNSW avgAU avg
Household income/wk $1,488 -NSW $1,931 $1,836
Rent/wk $440 ≈NSW $445 $390
Mortgage/month $1,950 -NSW $2,247 $1,958
Median age 42 45.0 45.0
SEIFA decile 3/10 -NSW 6.0/10 6.0/10
Unemployment 4.7% ≈NSW 5.0% 5.0%

Green pill = at least 10% above the NSW average; red = at least 10% below; grey = within 10%. For unemployment, colour polarity is inverted: lower is better.

Postcode 2529 covers Oak Flats, an inland suburb of Sydney about 85 km from the city centre. It forms part of the Illawarra region of New South Wales. Local government services are provided by Shellharbour.

According to the 2021 Census, Oak Flats has a population of 6,840 with a median age of 42. The median weekly household income is $1,488, below the NSW average. The unemployment rate is 4.7%. The Indigenous population is 316 (4.6% of residents).

Housing in Oak Flats includes a median weekly rent of $440, median monthly mortgage repayment of $1,950, with 2,539 total dwellings. Housing costs in the area sit below the NSW average. Owner-occupied dwellings (owned or mortgaged) make up 75.3% of housing.

On the SEIFA Index of Relative Socio-economic Advantage and Disadvantage, Oak Flats scores in decile 3 out of 10, which is below the national average.

There are 4 schools in the Oak Flats area, including Corpus Christi Catholic High School, Oak Flats High School, Oak Flats Public School and others.

Oak Flats is part of the Kiama - Shellharbour statistical area in New South Wales.

Oak Flats details

Location, Census, housing, SEIFA and geography fields used across this profile.

Postcode2529
StateNew South Wales (NSW)
Phone Area Code02
Population (2021)6,840
Median Age42 years
Median Household Income (Census 2021)$1,488/week
Median Personal Income (Census 2021)$698/week
Median Weekly Rent (Census 2021)$440
Median Monthly Mortgage (Census 2021)$1,950
Average Household Size2.5 persons
Area3.8 km²
Population Density1816/km²
Total Dwellings2,539
Australian Citizens89.9%
Indigenous Population316 (4.6%)
Unemployment Rate4.7%
SEIFA IRSAD Decile3/10 (below average)
Latitude-34.561944
Longitude150.818889
Distance from Sydney85 km
Region (SA4)Illawarra
Area (SA3)Kiama - Shellharbour
Local GovernmentShellharbour
Federal ElectorateWhitlam
State ElectorateShellharbour
Time ZoneAEST (UTC+10), Australia/Sydney (standard time)

Age Profile

0–14 (17.4%) 15–24 (11.7%) 25–44 (23.6%) 45–64 (26.3%) 65+ (21.0%)
Show counts
0–14 years1,189 (17.4%)
15–24 years802 (11.7%)
25–44 years1,614 (23.6%)
45–64 years1,800 (26.3%)
65+ years1,434 (21.0%)

Housing Tenure

Owned outright (42.5%) Mortgaged (32.8%) Rented (24.7%)

SEIFA socio-economic index

Oak Flats is in SEIFA IRSAD decile 3 of 10. Higher deciles indicate more relative socio-economic advantage. This is an area-level index, not a score for individual households.
More disadvantagedMiddle rangeMore advantaged

Health Conditions (2021 Census)

Arthritis840 (12.3%)
Asthma614 (9.0%)
Diabetes414 (6.1%)
Heart Disease343 (5.0%)
Cancer236 (3.5%)
Lung Condition169 (2.5%)
Dementia48 (0.7%)

Long-term health conditions self-reported in the 2021 Census. Persons may report more than one condition.

Motor Vehicles per Dwelling

No vehicle115 (4.6%)
1 vehicle859 (34.2%)
2 vehicles945 (37.7%)
3+ vehicles590 (23.5%)

Schools in Oak Flats

ACARA 2025 school profiles for schools located in Oak Flats. ICSEA is shown where ACARA publishes it.

Corpus Christi Catholic High School
Secondary · Cat · ICSEA 1045 · 1,126 students
Oak Flats High School
Secondary · Gov · ICSEA 932 · 648 students
Oak Flats Public School
Primary · Gov · ICSEA 959 · 416 students
Balarang Public School
Primary · Gov · ICSEA 974 · 268 students

Suburbs Near Oak Flats

Same Postcode (2529)

More Oak Flats 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.