Killarney Heights suburb profile
Killarney Heights sits on the ridgeline above Middle Harbour, a quiet, leafy suburb defined by bushland, harbour outlooks and a strong outdoor feel. The streets are mainly residential with detached family homes on sloping blocks, many renovated to take advantage of the views, and pockets of native reserves and walking tracks that lead down to foreshore spots. A compact local shopping strip and community facilities cover everyday needs, while regular bus links connect to surrounding centres and the Northern Beaches. It suits people after a peaceful, suburban lifestyle with easy access to bush and water.
Killarney Heights property market performance
Like many smaller suburbs, Killarney Heights has relatively few recent property sales, so there isn't enough data to publish a reliable median price for houses or units.
Over the last 3 months nine houses sold. Houses sold in a median of 31 days over the last 12 months.
The rental market in Killarney Heights shows house rents averaging $1,588, and house rents rose sharply, up 11.4% over the last 12 months.
| Houses | Units | |
|---|---|---|
Median price Past 3 months | N/A | N/A |
Change in value Past 12 months | N/A | N/A |
Sold Past 3 months | 9 | N/A |
Median days on market Past 12 months | 31 | N/A |
Average rent Past 12 months | $1588 | N/A |
Change in rent Past 12 months | 11.4% | N/A |
5 year median price trend for houses and units
Killarney Heights demographics
Killarney Heights is a community of 4,502 people with a median age of 43 and a typical household income of $3,426 a week, roughly $178,000 a year.
The family mix leans heavily towards couples with children, who make up 62.6% of families — about three in five. Couple families without children account for 26.3%, while one-parent families are 10.6% and other families 0.5%.
Homes in Killarney Heights are predominantly owner-occupied: roughly seven in eight dwellings are owned (48.4% owned outright and 39.2% owned with a mortgage), and 12.4% are rented.
Killarney Heights infrastructure, key developments and investment opportunities
Killarney Heights: Killarney Heights Public School’s upgrade was completed in August 2020. The work delivered seven new permanent learning and teaching spaces, a specialist teaching room, group rooms, two maker spaces, breakout learning areas and a new amphitheatre.
Nearby regional activity of note includes the Northern Beaches Hospital precinct. The hospital transitioned back to public ownership in April 2026 and, from 1 July 2026, will host the State’s first High Volume Planned Surgery Centre to provide additional planned surgery capacity.
Suburbs near Killarney Heights
Some popular suburbs near Killarney Heights include:
How does Killarney Heights compare to nearby suburbs?
- Median house prices: Killarney Heights’s median house price is 9.8% higher than Forestville’s.
- House price growth: Over the past 12 months, house prices in Killarney Heights have grown 1.7% higher than in Castle Cove.
- Selling speed for houses: Properties in Killarney Heights are selling 20.5% faster than in Forestville.
- House price growth: Over the past 12 months, house prices in Killarney Heights have grown 45.9% higher than the average rate of growth across Sydney.

