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Alderson Ave, North Rocks NSW 2151

Street

Street Summary

Alderson Ave, North Rocks NSW 2151 is a flat residential street with 16 level and 6 low-lying homes. Eight properties sit in a bushfire zone, while 25 have been assessed with no flood risk identified. The street is entirely house stock with no apartments. With no recent house sales recorded, buyers should compare recent nearby sales to gauge value.


PART 1
Street Profile

Property Type Mix

The mix of houses and apartments (units) that make up the Alderson Ave, North Rocks NSW 2151 property market.

Houses vs Apartments25 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 Alderson Ave, North Rocks NSW 2151 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
FlatLow-side
16 lots
6 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
0 houses affected
Bushfire
8 houses affected
Flood
0 houses affected
High voltage power line
0 houses affected

Street Sales - Houses

Actual house sales on Alderson Ave, North Rocks NSW 2151 over the past 5 years, plotted against the North Rocks NSW 2151 median house price trend over the same period.

Street sales vs suburb median
Street SalesSuburb Median Price
$0$500k$1.0M$1.5M$2.0MSept 21May 23Jan 25Sept 26$1.8M · 2022$1.9M · 2023$1.9M · 2024$1.9M · 2025$1.9M · 2026$1.7M · 2022-01-27 · 21 ALDERSON AVE, NORTH ROCKS NSW 2151
Turnover rate4%Past 5 years

PART 3
Apartments

Street Sales - Apartments

Actual apartment (unit) sales on Alderson Ave, North Rocks NSW 2151 over the past 5 years, plotted against the North Rocks NSW 2151 median apartment price trend over the same period.

Street sales vs suburb median
Suburb Median Price
$0$250k$500k$750k$1.0MSept 21May 23Jan 25Sept 26$585k · 2022$608k · 2023$624k · 2024$649k · 2025
Apartment sales0Past 12 months
Turnover rate0%Past 5 years

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Living in Alderson Ave, North Rocks NSW 2151 : Street Profile & FAQs

Common questions about living on and buying property on Alderson Ave, North Rocks NSW 2151 — 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 Alderson Ave an expensive or affordable street relative to North Rocks?

House prices on Alderson Ave cannot be compared to the North Rocks suburb median because there are insufficient recent sales to support a calculation.

What are the risk and overlay factors on Alderson Ave?

Eight properties on Alderson Ave are within a bushfire zone, while there are no heritage overlays or flood overlays affecting the street. Approximately 25 properties have been reviewed and found to have no flood risk identified or not mapped. Buyers should review council mapping and insurance costs before purchasing, as a bushfire zone listing may influence insurance premiums and planning considerations.

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

The street has a mixed elevation profile with 16 homes on level ground and 6 on low-lying land. No properties are situated on high ground. Different elevations can influence site characteristics, so buyers should assess the elevation of the specific property rather than relying on the street average.

What type of road is Alderson Ave?

Road classification, speed limit, and the share of stock fronting the dominant road section are not available for Alderson Ave.

Is Alderson Ave mostly houses or apartments?

Alderson Ave has 25 residential properties, all of which are houses. There are no apartments on the street.

What are the major apartment developments on Alderson Ave?

No major apartment developments are recorded on Alderson Ave.

How many properties have sold on Alderson Ave?

No houses or apartments have sold on Alderson Ave in the past 12 months. The 5-year turnover rate for houses is 8%, meaning 8% of the houses changed ownership during the past five years. Turnover data for apartments is not available.

Is Alderson Ave a good street to buy property on?

Alderson Ave is a quiet residential street consisting entirely of houses. It may suit buyers looking for detached homes who are comfortable with a bushfire zone overlay and mixed elevation sites. The street offers a stable environment with a modest 5-year turnover rate, though recent sales activity is not available to gauge current market momentum.