Get the app

Illeroy Ave, Killara NSW 2071

Street

Street Summary

Illeroy Ave, Killara NSW 2071 is a local road where 100% of homes are houses. 32 homes sit above the street; 4 homes sit below the street. 31 homes are in a bushfire zone, 1 is heritage-listed, and 28 are recommended for a flood check. There are insufficient recent house sales to calculate a reliable comparison against the suburb, so buyers should compare recent sales of individual homes on the street against nearby comparable properties.


PART 1
Street Profile

Property Type Mix

The mix of houses and apartments (units) that make up the Illeroy Ave, Killara NSW 2071 property market.

Houses vs Apartments39 total lots
100%
Houses (100%)
Apartments (0%)
Townhouses/Villas/Unclassified (0%)

PART 2
Houses

"Houses" in this report includes detached houses, duplexes, and terraces.

Land Topography

How house lots on Illeroy Ave, Killara NSW 2071 sit relative to street level — topography that affects drainage, flood risk, privacy, and build cost. Statistics are calculated from properties with available data.

High-side vs low-side house lots
High-sideLow-side
32 lots
4 lots
High-side (1m above)
Flat
Low-side (1m below)

Risks &Overlays

See which key planning overlays and environmental risks affect this street before you buy.

Heritage
1 houses affected
Bushfire
31 houses affected
Flood
0 houses affected
High voltage power line
0 houses affected

Street Sales - Houses

Actual house sales on Illeroy Ave, Killara NSW 2071 over the past 5 years, plotted against the Killara NSW 2071 median house price trend over the same period.

Street sales vs suburb median
Street SalesSuburb Median Price
$0$1.3M$2.5M$3.8M$5.0MSept 21May 23Jan 25Sept 26$4.2M · 2022$3.7M · 2023$4.1M · 2024$4.1M · 2025$3.8M · 2026$3M · 2023-12-05 · 10 ILLEROY AVE, KILLARA NSW 2071$3.2M · 2022-02-17 · 21 ILLEROY AVE, KILLARA NSW 2071$2.8M · 2023-05-05 · 21 ILLEROY AVE, KILLARA NSW 2071$4.3M · 2025-01-31 · 5 ILLEROY AVE, KILLARA NSW 2071$4.4M · 2021-12-19 · 63 ILLEROY AVE, KILLARA NSW 2071$2.3M · 2024-06-17 · 45 ILLEROY AVE, KILLARA NSW 2071$2.9M · 2025-03-07 · 21A ILLEROY AVE, KILLARA NSW 2071
Turnover rate17.9%Past 5 years

PART 3
Apartments

Street Sales - Apartments

Actual apartment (unit) sales on Illeroy Ave, Killara NSW 2071 over the past 5 years, plotted against the Killara NSW 2071 median apartment price trend over the same period.

Street sales vs suburb median
Suburb Median Price
$0$500k$1.0M$1.5M$2.0MSept 21May 23Jan 25Sept 26$998k · 2022$1.1M · 2023$1.2M · 2024$1M · 2025$1.1M · 2026
Apartment sales0Past 12 months
Turnover rate0%Past 5 years

Get the knest.ai app

Gain ultimate insights into any property

Buyer-focused property platform identifying risks, price estimates, 3D land maps and more to help you make smarter decisions — completely free.

Download on the App Store
5.0 rating
15k users

Living in Illeroy Ave, Killara NSW 2071 : Street Profile & FAQs

Common questions about living on and buying property on Illeroy Ave, Killara NSW 2071 — lifestyle, transport, and the local housing market.

Note: Data is sourced from the Australian Bureau of Statistics (ABS) 2021 Census data and knest.ai internal statistical data.

Is Illeroy Ave an expensive or affordable street relative to Killara?

There are insufficient recent house sales on Illeroy Ave to calculate a reliable premium or discount against the Killara average. Buyers should compare recent sales of individual homes on the street against nearby comparable properties to gauge current market positioning.

What are the risk and overlay factors on Illeroy Ave?

31 properties are in a bushfire zone, and 1 property carries a heritage listing, meaning renovations or exterior changes may require additional council approval. No properties fall within a flood overlay, 28 are recommended for a flood check, and 11 have no flood risk identified or not mapped. High-voltage powerlines do not affect any homes on the street.

Are properties on Illeroy Ave mostly on high, level or low ground?

32 homes sit above the street; 4 homes sit below the street. Different site heights relative to the street can influence site characteristics, but buyers should assess the specific property rather than relying on the street average.

What type of road is Illeroy Ave?

Illeroy Ave is a local road, which generally serves nearby residents. Speed limit and dominant road percentage data are unavailable.

Is Illeroy Ave mostly houses or apartments?

There are 39 residential properties on the street, and 100% are houses. No apartment data is available.

What are the major apartment developments on Illeroy Ave?

No major apartment developments are recorded on Illeroy Ave.

How many properties have sold on Illeroy Ave?

0 houses sold in the past 12 months, and 0 apartments sold in the past 12 months. The 5-year turnover rate for houses is 20.5%, meaning 20.5% of properties changed ownership during the past five years. Apartment turnover data is unavailable.

Is Illeroy Ave a good street to buy property on?

Illeroy Ave is a local road in Killara with 39 residential properties, all of which are houses. Buyers looking for detached houses may find it suitable, though 31 properties are in a bushfire zone and 1 has a heritage listing. The street has a mixed profile of homes above and below the street, and 28 properties are recommended for a flood check.