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New South Wales · Postcode 2250
Lower Mangrove postcode and suburb data
New South Wales · Phone area code 02 · 51 km from Sydney
Suburb snapshot
Lower Mangrove 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
Benchmarks against NSW
Income, rent and SEIFA figures are from the ABS 2021 Census and are reported in 2021 dollars, not adjusted for subsequent inflation.
Where Lower Mangrove ranks: SEIFA decile 2 places it in the bottom 20% of Australia for socio-economic advantage.
ABS Census 2021 · SEIFA 2021Detailed comparison table
Lower Mangrove vs the NSW average and the national average, using population-weighted 2021 Census data.
| Metric | Lower Mangrove | NSW avg | AU avg |
|---|---|---|---|
| Household income/wk | $1,312 -NSW | $1,931 | $1,836 |
| Rent/wk | $380 -NSW | $445 | $390 |
| Mortgage/month | $1,467 -NSW | $2,247 | $1,958 |
| Median age | 53 | 45.0 | 45.0 |
| SEIFA decile | 2/10 -NSW | 6.0/10 | 6.0/10 |
| Unemployment | 20.0% +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.
Lower Mangrove is a locality 51 km from Sydney in New South Wales, classified as inner regional by the ABS. The postcode is 2250. It falls within the Sydney - Baulkham Hills and Hawkesbury region. The local government area is Central Coast (NSW).
According to the 2021 Census, Lower Mangrove has a population of 70 with a median age of 53. The median weekly household income is $1,312, below the NSW average. The unemployment rate is 20.0%, higher than the NSW average. The Indigenous population is 5 (7.1% of residents).
Housing in Lower Mangrove includes a median weekly rent of $380, median monthly mortgage repayment of $1,467, with 24 total dwellings. Housing costs in the area sit below the NSW average. Owner-occupied dwellings (owned or mortgaged) make up 100.0% of housing.
On the SEIFA Index of Relative Socio-economic Advantage and Disadvantage, Lower Mangrove scores in decile 2 out of 10, which is well below the national average.
Lower Mangrove is part of the Hawkesbury statistical area in New South Wales.
Lower Mangrove details
Location, Census, housing, SEIFA and geography fields used across this profile.
| Postcode | 2250 |
| State | New South Wales (NSW) |
| Phone Area Code | 02 |
| Population (2021) | 70 |
| Median Age | 53 years |
| Median Household Income (Census 2021) | $1,312/week |
| Median Personal Income (Census 2021) | $700/week |
| Median Weekly Rent (Census 2021) | $380 |
| Median Monthly Mortgage (Census 2021) | $1,467 |
| Average Household Size | 2.1 persons |
| Area | 16.5 km² |
| Population Density | 4/km² |
| Total Dwellings | 24 |
| Australian Citizens | 84.3% |
| Indigenous Population | 5 (7.1%) |
| Unemployment Rate | 20.0% |
| SEIFA IRSAD Decile | 2/10 (well below average) |
| Latitude | -33.415 |
| Longitude | 151.16 |
| Distance from Sydney | 51 km |
| Region (SA4) | Sydney - Baulkham Hills and Hawkesbury |
| Area (SA3) | Hawkesbury |
| Local Government | Central Coast (NSW) |
| Federal Electorate | Robertson |
| State Electorate | The Entrance |
| Time Zone | AEST (UTC+10), Australia/Sydney (standard time) |
Age Profile
Show counts
| 0–14 years | 7 (10.0%) |
| 15–24 years | 9 (12.9%) |
| 25–44 years | 5 (7.1%) |
| 45–64 years | 31 (44.3%) |
| 65+ years | 17 (24.3%) |
Housing Tenure
SEIFA socio-economic index
Health Conditions (2021 Census)
| Arthritis | 13 (18.6%) |
| Asthma | 10 (14.3%) |
| Heart Disease | 7 (10.0%) |
| Cancer | 7 (10.0%) |
| Diabetes | 5 (7.1%) |
| Lung Condition | 4 (5.7%) |
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 | 10 (38.5%) |
| 2 vehicles | 10 (38.5%) |
| 3+ vehicles | 6 (23.1%) |
Suburbs Near Lower Mangrove
Same Postcode (2250)
More Lower Mangrove 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.