Rottnest Island at a glance
Walk score
0
Very car dependent
Population
166
Median age 33
The brief
What to know about Rottnest Island.
The postcode for Rottnest Island is 6161 (WA), part of Greater Perth.
Rottnest Island (6161) sits in the Cockburn region of Western Australia.
Rottnest Island has roughly 166 residents, with a young-family demographic. Households are dominated by renters. Daily life is car-dependent: most residents drive to work, school and the shops.
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Day to day
What it’s like to live here.
Rottnest Island scores 0/100 on walkability, which makes it car-dependent with limited public transport. Plan for two cars in a typical household, especially if work isn't local.
Summer days here average around 32°C (warm), winter mornings around 8°C (mild). Annual rainfall lands at about 777mm. Data comes from the Bureau of Meteorology's Perth Airport station, 35.0km away.
Schooling within or near the suburb covers 10 government primary, 1 government secondary, 3 Catholic, 5 independent.
Who lives here
Demographics.
The 2021 Census put Rottnest Island's population at 166, with a median age of 33. That sits as a young-family demographic. Households are dominated by renters (7% own, 54% rent), which shapes everything from school catchment stability to how often properties turn over. Lone-person households are notable here (41%), often a marker of unit-heavy stock and walkable infrastructure.
Population
166
Median age
33
Family households
39%
Lone person
41%
Demographics data as of May 2026· ABS 2021 Census
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)
$113/wk
Weekly rent (unit)
$113/wk
Owner occupied
7%
Renter occupied
54%
At a deeper level
166
Median age: 33
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Getting around
Walkability.
0
0
20
Scores calculated from OpenStreetMap data (ODbL)
Walkability data as of May 2026· OpenStreetMap
Place
Location.
Amenities
Transport
Education
Schools in Rottnest Island.
Local schools for Rottnest Island
View the catchment for each school to find out more.
Government School Catchment
North Fremantle Primary School
Cottesloe Primary School
Fremantle Primary School
© ACARA, licensed under CC BY 4.0.
Climate
Weather year-round.
Annual Rainfall
777 mm
Hottest Month (avg max)
31.9°C
Coldest Month (avg min)
8.1°C
Monthly Rainfall (mm)
Weather data from BOM station Perth Airport (35 km away)
Climate data as of May 2026· Bureau of Meteorology
Frequently asked
About Rottnest Island.
- What is the Rottnest Island postcode?
- Rottnest Island is in the 6161 postcode, in WA, in the City of Cockburn region.
- Where is Rottnest Island?
- Rottnest Island is a suburb of Perth, in WA 6161. It is part of the Greater Perth area, in the City of Cockburn region.
- What is the average rent in Rottnest Island?
- The median weekly rent for houses is $113, for units it's $113.
- What schools are in Rottnest Island?
- There are 20 schools serving Rottnest Island on this page, including Lance Holt School, The Beehive Montessori School, St Patrick's Primary School.
- How walkable is Rottnest Island?
- Rottnest Island has a Walk Score of 0 out of 100, highly car-dependent. transit score 0, bike score 20.
- What suburbs are near Rottnest Island?
- Rottnest Island is close to North Fremantle, Cottesloe, Mosman Park, South Fremantle, Fremantle.
- What is the population of Rottnest Island?
- The population of Rottnest Island is approximately 166 (2021 Census). The median age is 33.
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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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