Cullen Bay at a glance
Population
19.9k
Median age 35
The brief
What to know about Cullen Bay.
The postcode for Cullen Bay is 0820 (NT), part of Greater Darwin.
Cullen Bay (0820) sits in the Unincorporated NT region of the Northern Territory.
Cullen Bay has roughly 19,920 residents, with a typical family-age mix. Households are dominated by renters.
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Day to day
What it’s like to live here.
Summer days here average around 32°C (warm), winter mornings around 19°C (mild). Annual rainfall lands at about 1705mm. Data comes from the Bureau of Meteorology's Darwin Airport station, 4.2km away.
Schooling within or near the suburb covers 9 government primary, 5 government secondary, 2 Catholic, 2 independent.
Who lives here
Demographics.
The 2021 Census put Cullen Bay's population at 19,920, with a median age of 35. That sits as a typical family-age mix.
Population
19,920
Median age
35
Family households
–
Lone person
–
Market
The price of a home here.
Median house price
Verified median pending
We don't yet have a verified suburb-level median for this market. We're working on a data partner; in the meantime, treat the state-level figures as a guide only. How we source data.
Rental and ownership
Weekly rent (house)
$400/wk
Weekly rent (unit)
$340/wk
Owner occupied
–
Renter occupied
–
At a deeper level
19,920
Median age: 35
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Place
Location.
Amenities
Transport
Education
Schools in Cullen Bay.
Local schools for Cullen Bay
View the catchment for each school to find out more.
Government School Catchment
Larrakeyah Primary School
Northern Territory School of Distance Education
Darwin High School
© ACARA, licensed under CC BY 4.0.
Climate
Weather year-round.
Annual Rainfall
1705 mm
Hottest Month (avg max)
33.3°C
Coldest Month (avg min)
19.2°C
Monthly Rainfall (mm)
Weather data from BOM station Darwin Airport (4 km away)
Climate data as of May 2026· Bureau of Meteorology
Frequently asked
About Cullen Bay.
- What is the Cullen Bay postcode?
- Cullen Bay is in the 0820 postcode, in NT, in the Unincorporated NT region.
- Where is Cullen Bay?
- Cullen Bay is a suburb of Darwin, in NT 0820. It is part of the Greater Darwin area, in the Unincorporated NT region.
- What is the average rent in Cullen Bay?
- The median weekly rent for houses is $400, for units it's $340.
- What schools are in Cullen Bay?
- There are 19 schools serving Cullen Bay on this page, including Larrakeyah Primary School, Northern Territory School of Distance Education, Darwin High School.
- What suburbs are near Cullen Bay?
- Cullen Bay is close to Larrakeyah, The Gardens, Darwin Mc, Stuart Park, Darwin Dc.
- What is the population of Cullen Bay?
- The population of Cullen Bay is approximately 19,920 (2021 Census). The median age is 35.
For Sale
Cullen Bay
Buying
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Surrounding Suburbs
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Sources cited
Median, growth and rental data from state revenue offices and ABS. Census from ABS 2021. Climate from BoM. Hazard from Geoscience Australia. School data from ACARA. Crime from state police open data. Full methodology →
Always dated
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