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Blanche St, Oatley NSW 2223

Street

Street Summary

Blanche St, Oatley NSW 2223 is a predominantly residential street where 90% of properties are houses. The terrain is varied, with 15 homes on the high side, 1 level, and 25 on the low side. Six properties have a flood check recommended, while 37 have other flood classifications. One house sold in the past 12 months, with a 5-year turnover rate of 9.3%.


PART 1
Street Profile

Property Type Mix

The mix of houses and apartments (units) that make up the Blanche St, Oatley NSW 2223 property market.

Houses vs Apartments48 total lots
89.6%
10.4%
Houses (89.6%)
Apartments (0%)
Townhouses/Villas/Unclassified (10.4%)

PART 2
Houses

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

Land Topography

How house lots on Blanche St, Oatley NSW 2223 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-sideFlatLow-side
15 lots
1 lots
25 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
0 houses affected
Flood
0 houses affected
High voltage power line
0 houses affected

Street Sales - Houses

Actual house sales on Blanche St, Oatley NSW 2223 over the past 5 years, plotted against the Oatley NSW 2223 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$2.1M · 2022$2.2M · 2023$2.5M · 2024$2.7M · 2025$2.4M · 2026$2.7M · 2026-01-24 · 15 BLANCHE ST, OATLEY NSW 2223$5M · 2025-02-28 · 28 BLANCHE ST, OATLEY NSW 2223$2M · 2025-11-24 · 2 BLANCHE ST, OATLEY NSW 2223
Turnover rate7%Past 5 years

PART 3
Apartments

Street Sales - Apartments

Actual apartment (unit) sales on Blanche St, Oatley NSW 2223 over the past 5 years, plotted against the Oatley NSW 2223 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$820k · 2022$818k · 2023$892k · 2024$935k · 2025
Apartment sales0Past 12 months
Turnover rate0%Past 5 years

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Living in Blanche St, Oatley NSW 2223 : Street Profile & FAQs

Common questions about living on and buying property on Blanche St, Oatley NSW 2223 — 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 Blanche St an expensive or affordable street relative to Oatley?

Insufficient sales data exists to calculate a reliable house price index for Blanche St, Oatley, so it cannot be compared to the Oatley suburb median. Buyers should review recent sales of individual detached homes on the street to understand current pricing.

What are the risk and overlay factors on Blanche St?

There is no bushfire, heritage, or high-voltage overlay on Blanche St, Oatley. Six properties are recommended for a flood check, meaning further assessment is advised. Thirty-seven 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.

Are properties on Blanche St mostly on high, level or low ground?

Blanche St, Oatley, has a mixed elevation profile with 25 properties on the low side, 15 on the high side, and 1 on the level side. Different elevations can influence site characteristics, so buyers should assess the specific property rather than relying on the street average.

What type of road is Blanche St?

Road classification, speed limit, and dominant road share data are unavailable for Blanche St, Oatley. Buyers should check local council maps for the specific road hierarchy and speed limits of the section they are considering.

Is Blanche St mostly houses or apartments?

Blanche St, Oatley, has 48 residential properties, with 90% being houses and 0% apartments. The street is predominantly composed of detached homes, duplexes, and terraces.

What are the major apartment developments on Blanche St?

No major apartment developments are recorded on Blanche St, Oatley. The residential stock consists entirely of houses and duplexes.

How many properties have sold on Blanche St?

One house sold on Blanche St, Oatley, in the past 12 months, with zero apartments sold. The 5-year turnover rate for houses is 9.3%, meaning 9.3% of the house stock changed ownership in the past five years. Apartment turnover data is unavailable.

Is Blanche St a good street to buy property on?

Blanche St, Oatley, suits buyers looking for detached homes in a quiet residential area. The street has a mix of elevations and no bushfire or heritage overlays. Buyers should review flood check recommendations and individual property conditions before purchasing.