The Basin at a glance
Walk score
0
Very car dependent
Population
1,740
Median age 58
The brief
What to know about The Basin.
The postcode for The Basin is 2108 (NSW), part of Greater Sydney.
The Basin (2108) sits in the Northern Beaches region of NSW.
The Basin has roughly 1,740 residents, with a retiree-heavy demographic. Households are dominated by renters. Daily life is car-dependent: most residents drive to work, school and the shops.
Side by side
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Median, growth, schools, walkability, all in one view.
Day to day
What it’s like to live here.
The Basin 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 26°C (mild), winter mornings around 8°C (mild). Annual rainfall lands at about 1302mm. Data comes from the Bureau of Meteorology's Sydney (Observatory Hill) station, 32.5km away.
Schooling within or near the suburb covers 6 government primary, 2 government secondary, 3 Catholic, 2 independent.
Who lives here
Demographics.
The 2021 Census put The Basin's population at 1,740, with a median age of 58. That sits as a retiree-heavy demographic.
Population
1,740
Median age
58
Family households
–
Lone person
–
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)
$850/wk
Weekly rent (unit)
$723/wk
Owner occupied
–
Renter occupied
–
At a deeper level
1,740
Median age: 58
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Getting around
Walkability.
0
0
0
Scores calculated from OpenStreetMap data (ODbL)
Walkability data as of May 2026· OpenStreetMap
Place
Location.
Amenities
Transport
Education
Schools in The Basin.
Local schools for The Basin
View the catchment for each school to find out more.
Government School Catchment
Bilgola Plateau Public School
Barrenjoey High School
Avalon Public School
© ACARA, licensed under CC BY 4.0.
Climate
Weather year-round.
Annual Rainfall
1302 mm
Hottest Month (avg max)
26.2°C
Coldest Month (avg min)
8.4°C
Monthly Rainfall (mm)
Weather data from BOM station Sydney (Observatory Hill) (33 km away)
Climate data as of May 2026· Bureau of Meteorology
Frequently asked
About The Basin.
- What is the The Basin postcode?
- The Basin is in the 2108 postcode, in NSW, in the Northern Beaches Council region.
- Where is The Basin?
- The Basin is a suburb of Sydney, in NSW 2108. It is part of the Greater Sydney area, in the Northern Beaches Council region.
- What is the average rent in The Basin?
- The median weekly rent for houses is $850, for units it's $723.
- What schools are in The Basin?
- There are 13 schools serving The Basin on this page, including Bilgola Plateau Public School, Maria Regina Catholic Primary School, Barrenjoey High School.
- How walkable is The Basin?
- The Basin has a Walk Score of 0 out of 100, highly car-dependent. transit score 0, bike score 0.
- What suburbs are near The Basin?
- The Basin is close to Coasters Retreat, Currawong Beach, Great Mackerel Beach, Morning Bay, Morning Bay.
- What is the population of The Basin?
- The population of The Basin is approximately 1,740 (2021 Census). The median age is 58.
For Sale
The Basin
Buying
Selling
Side by side
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See median prices, growth, schools, walkability and risk side by side in one view.
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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