Killarney Heights at a glance
Walk score
26
Car dependent
Population
4,502
Median age 43
The brief
What to know about Killarney Heights.
The postcode for Killarney Heights is 2087 (NSW), part of Greater Sydney.
Killarney Heights (2087) sits in the Northern Beaches region of NSW.
Killarney Heights has roughly 4,502 residents, with an established, older skew. Households are predominantly owner-occupied. Daily life is car-friendly: most residents drive to work, school and the shops.
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Day to day
What it’s like to live here.
Killarney Heights scores 26/100 on walkability, which makes it car-friendly 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 9 government primary, 4 government secondary, 2 Catholic, 4 independent.
Who lives here
Demographics.
The 2021 Census put Killarney Heights's population at 4,502, with a median age of 43. That sits as an established, older skew. Households are predominantly owner-occupied (86% own, 12% rent), which shapes everything from school catchment stability to how often properties turn over. The household mix skews family-dominated (86% family households, 13% lone person), so amenity decisions tend to follow what families want: parks, schools, supermarkets.
Population
4,502
Median age
43
Family households
86%
Lone person
13%
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)
$720/wk
Weekly rent (unit)
$923/wk
Owner occupied
86%
Renter occupied
12%
At a deeper level
4,502
Median age: 43
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Safety
Crime and safety.
74
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.
26
0
100
Scores calculated from OpenStreetMap data (ODbL)
Walkability data as of May 2026· OpenStreetMap
Place
Location.
Amenities
Transport
Education
Schools in Killarney Heights.
Local schools for Killarney Heights
View the catchment for each school to find out more.
Government School Catchment
Killarney Heights Public School
Killarney Heights High School
Forestville 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 Killarney Heights.
- What is the Killarney Heights postcode?
- Killarney Heights is in the 2087 postcode, in NSW, in the Northern Beaches Council region.
- Where is Killarney Heights?
- Killarney Heights is a suburb of Sydney, in NSW 2087. It is part of the Greater Sydney area, in the Northern Beaches Council region.
- What is the average rent in Killarney Heights?
- The median weekly rent for houses is $720, for units it's $923.
- What schools are in Killarney Heights?
- There are 20 schools serving Killarney Heights on this page, including Killarney Heights Public School, Killarney Heights High School, Aspect Vern Barnett School.
- How walkable is Killarney Heights?
- Killarney Heights has a Walk Score of 26 out of 100, car-dependent for most errands. transit score 0, bike score 100.
- What suburbs are near Killarney Heights?
- Killarney Heights is close to Castle Cove, Roseville Chase, Forestville, Middle Cove, Willoughby North.
- What is the population of Killarney Heights?
- The population of Killarney Heights is approximately 4,502 (2021 Census). The median age is 43.
For Sale
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Killarney Heights
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Side by side
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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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