Garden Suburb at a glance
Walk score
2
Very car dependent
Population
1,959
Median age 41
The brief
What to know about Garden Suburb.
The postcode for Garden Suburb is 2289 (NSW).
Garden Suburb (2289) sits in the Lake Macquarie region of NSW.
Garden Suburb has roughly 1,959 residents, with a typical family-age mix. Households are predominantly owner-occupied. 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.
Garden Suburb scores 2/100 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 25°C (mild), winter mornings around 8°C (mild). Annual rainfall lands at about 1143mm. Data comes from the Bureau of Meteorology's Newcastle Nobbys Signal station, 25.0km away.
Schooling within or near the suburb covers 12 government primary, 2 government secondary, 2 Catholic, 1 independent.
Who lives here
Demographics.
The 2021 Census put Garden Suburb's population at 1,959, with a median age of 41. That sits as a typical family-age mix. Households are predominantly owner-occupied (88% own, 11% rent), which shapes everything from school catchment stability to how often properties turn over. The household mix skews family-dominated (82% family households, 16% lone person), so amenity decisions tend to follow what families want: parks, schools, supermarkets.
Population
1,959
Median age
41
Family households
82%
Lone person
16%
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.
Sales data as of May 2026· rental-nsw
Rental and ownership
Weekly rent (house)
$420/wk
Weekly rent (unit)
$465/wk
Owner occupied
88%
Renter occupied
11%
At a deeper level
1,959
Median age: 41
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Safety
Crime and safety.
40
total offences in 2025
Top offence categories
Crime statistics are reported at LGA level and may cover a broader area than this suburb.
Source: State Police Open Data
Crime data as of January 2025· State Police Open Data
Getting around
Walkability.
2
0
100
Scores calculated from OpenStreetMap data (ODbL)
Walkability data as of May 2026· OpenStreetMap
Place
Location.
Amenities
Transport
Education
Schools in Garden Suburb.
Local schools for Garden Suburb
View the catchment for each school to find out more.
Government School Catchment
Garden Suburb Public School
Cardiff High School
New Lambton Heights Infants School
© ACARA, licensed under CC BY 4.0.
Climate
Weather year-round.
Annual Rainfall
1143 mm
Hottest Month (avg max)
24.7°C
Coldest Month (avg min)
8.2°C
Monthly Rainfall (mm)
Weather data from BOM station Newcastle Nobbys Signal (25 km away)
Climate data as of May 2026· Bureau of Meteorology
Frequently asked
About Garden Suburb.
- What is the Garden Suburb postcode?
- Garden Suburb is in the 2289 postcode, in NSW, in the Lake Macquarie City Council region.
- Where is Garden Suburb?
- Garden Suburb is a regional suburb in NSW, postcode 2289, in the Lake Macquarie City Council region.
- What is the average rent in Garden Suburb?
- The median weekly rent for houses is $420, for units it's $465.
- What schools are in Garden Suburb?
- There are 20 schools serving Garden Suburb on this page, including Garden Suburb Public School, Cardiff High School, New Lambton Heights Infants School.
- How walkable is Garden Suburb?
- Garden Suburb has a Walk Score of 2 out of 100, highly car-dependent. transit score 0, bike score 100.
- What suburbs are near Garden Suburb?
- Garden Suburb is close to Cardiff Heights, Kotara South, Kotara, Kotara East, Cardiff.
- What is the population of Garden Suburb?
- The population of Garden Suburb is approximately 1,959 (2021 Census). The median age is 41.
For Sale
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Buying
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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 →
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