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Northern Territory · Postcode 0830
Marlow Lagoon postcode and suburb data
Northern Territory · Phone area code 08 · 13 km from Darwin
Suburb snapshot
Marlow Lagoon at a glance vs NT
Fast facts and benchmark bars show the suburb's key postcode, Census, SEIFA, school and LGA signals in context.
Quick facts
Benchmarks against NT
Income, rent and SEIFA figures are from the ABS 2021 Census and are reported in 2021 dollars, not adjusted for subsequent inflation.
Where Marlow Lagoon ranks: household income is in the top 10% of NT suburbs; rents are among the top 10% in NT; SEIFA decile 10 puts it in the top 20% of Australia for socio-economic advantage.
ABS Census 2021 · SEIFA 2021Detailed comparison table
Marlow Lagoon vs the NT average and the national average, using population-weighted 2021 Census data.
| Metric | Marlow Lagoon | NT avg | AU avg | Greater Darwin |
|---|---|---|---|---|
| Household income/wk | $3,630 +NT | $2,022 | $1,836 | $2,208 |
| Rent/wk | $550 +NT | $309 | $390 | $379 |
| Mortgage/month | $2,500 +NT | $1,631 | $1,958 | $2,025 |
| Median age | 39 | 33.0 | 45.0 | 35.0 |
| SEIFA decile | 10/10 +NT | 3.0/10 | 6.0/10 | 6.0/10 |
| Unemployment | 2.2% -NT | 7.0% | 5.0% | 4.0% |
Green pill = at least 10% above the NT average; red = at least 10% below; grey = within 10%. For unemployment, colour polarity is inverted: lower is better.
Marlow Lagoon is a locality 13 km from Darwin in Northern Territory, classified as outer regional by the ABS. The postcode is 0830. It falls within the Darwin region. The local government area is Palmerston.
According to the 2021 Census, Marlow Lagoon has a population of 754 with a median age of 39. The median weekly household income is $3,630, above the NT average. The unemployment rate is 2.2%, lower than the NT average. The Indigenous population is 53 (7.0% of residents).
Housing in Marlow Lagoon includes a median weekly rent of $550, median monthly mortgage repayment of $2,500, with 211 total dwellings. These housing costs sit above the NT average. Owner-occupied dwellings (owned or mortgaged) make up 89.4% of housing.
On the SEIFA Index of Relative Socio-economic Advantage and Disadvantage, Marlow Lagoon scores in decile 10 out of 10, which is well above the national average.
Marlow Lagoon is served by Palmerston Christian College.
Marlow Lagoon is part of the Palmerston statistical area in Northern Territory.
Marlow Lagoon details
Location, Census, housing, SEIFA and geography fields used across this profile.
| Postcode | 0830 |
| State | Northern Territory (NT) |
| Phone Area Code | 08 |
| Population (2021) | 754 |
| Median Age | 39 years |
| Median Household Income (Census 2021) | $3,630/week |
| Median Personal Income (Census 2021) | $1,545/week |
| Median Weekly Rent (Census 2021) | $550 |
| Median Monthly Mortgage (Census 2021) | $2,500 |
| Average Household Size | 3.2 persons |
| Area | 4.9 km² |
| Population Density | 153/km² |
| Total Dwellings | 211 |
| Australian Citizens | 89.9% |
| Indigenous Population | 53 (7.0%) |
| Unemployment Rate | 2.2% |
| SEIFA IRSAD Decile | 10/10 (well above average) |
| Latitude | -12.498405 |
| Longitude | 130.964515 |
| Distance from Darwin | 13 km |
| Region (SA4) | Darwin |
| Area (SA3) | Palmerston |
| Local Government | Palmerston |
| State Electorate | Spillett |
| Time Zone | ACST (UTC+9:30), Australia/Darwin (standard time) |
Age Profile
Show counts
| 0–14 years | 183 (24.3%) |
| 15–24 years | 68 (9.0%) |
| 25–44 years | 194 (25.7%) |
| 45–64 years | 249 (33.0%) |
| 65+ years | 64 (8.5%) |
Housing Tenure
SEIFA socio-economic index
Health Conditions (2021 Census)
| Asthma | 55 (7.3%) |
| Arthritis | 48 (6.4%) |
| Diabetes | 22 (2.9%) |
| Cancer | 14 (1.9%) |
| Heart Disease | 13 (1.7%) |
| Lung Condition | 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 | 0 (0.0%) |
| 1 vehicle | 30 (14.2%) |
| 2 vehicles | 77 (36.5%) |
| 3+ vehicles | 104 (49.3%) |
Schools in Marlow Lagoon
ACARA 2025 school profiles for schools located in Marlow Lagoon. ICSEA is shown where ACARA publishes it.
Suburbs Near Marlow Lagoon
Same Postcode (0830)
More Marlow Lagoon 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.