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Northumberland Ave, Stanmore NSW 2048

Street

Street Summary

Northumberland Ave, Stanmore NSW 2048 sits below the suburb house median. 22 homes sit above the street; 51 homes sit level with the street; 14 homes sit below the street. 90 homes are heritage-listed and 1 is recommended for a flood check. The street is 78% houses and 10% apartments. It is a local road. Two apartment projects, 7 lots at 3 levels and 5 lots at 2 levels, are located here. 4 houses sold in the past 12 months.


PART 1
Street Profile

Property Type Mix

The mix of houses and apartments (units) that make up the Northumberland Ave, Stanmore NSW 2048 property market.

Houses vs Apartments116 total lots
77.6%
9.5%
12.9%
Houses (77.6%)
Apartments (9.5%)
Townhouses/Villas/Unclassified (12.9%)

PART 2
Houses

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

Land Topography

How house lots on Northumberland Ave, Stanmore NSW 2048 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
22 lots
51 lots
14 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
90 houses affected
Bushfire
0 houses affected
Flood
0 houses affected
High voltage power line
0 houses affected

Street Sales - Houses

Actual house sales on Northumberland Ave, Stanmore NSW 2048 over the past 5 years, plotted against the Stanmore NSW 2048 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$2.3M · 2024$2.4M · 2025$2.4M · 2026$1.8M · 2023-02-21 · 48 NORTHUMBERLAND AVE, STANMORE NSW 2048$1.7M · 2022-12-20 · 26 NORTHUMBERLAND AVE, STANMORE NSW 2048$2.2M · 2025-10-09 · 29 NORTHUMBERLAND AVE, STANMORE NSW 2048$1.9M · 2022-09-01 · 30 NORTHUMBERLAND AVE, STANMORE NSW 2048$2.4M · 2024-03-27 · 31 NORTHUMBERLAND AVE, STANMORE NSW 2048$2.2M · 2023-04-14 · 32 NORTHUMBERLAND AVE, STANMORE NSW 2048$2.1M · 2024-11-06 · 60 NORTHUMBERLAND AVE, STANMORE NSW 2048$50k · 2023-06-01 · 81 NORTHUMBERLAND AVE, STANMORE NSW 2048$3.1M · 2025-10-14 · 83 NORTHUMBERLAND AVE, STANMORE NSW 2048$2.8M · 2025-04-04 · 85 NORTHUMBERLAND AVE, STANMORE NSW 2048$2.9M · 2021-11-02 · 23 NORTHUMBERLAND AVE, STANMORE NSW 2048$2.7M · 2026-05-07 · 44 NORTHUMBERLAND AVE, STANMORE NSW 2048$2.2M · 2023-12-01 · 7 NORTHUMBERLAND AVE, STANMORE NSW 2048$1.8M · 2025-11-29 · 75 NORTHUMBERLAND AVE, STANMORE NSW 2048
Street price-6%vs suburb median
Turnover rate15.6%Past 5 years

PART 3
Apartments

Street Sales - Apartments

Actual apartment (unit) sales on Northumberland Ave, Stanmore NSW 2048 over the past 5 years, plotted against the Stanmore NSW 2048 median apartment price trend over the same period.

Street sales vs suburb median
Street SalesSuburb Median Price
$0$250k$500k$750k$1.0MSept 21May 23Jan 25Sept 26$824k · 2022$770k · 2023$870k · 2024$928k · 2025$936k · 2026$870k · 2024-04-10 · 1 NORTHUMBERLAND AVE, STANMORE NSW 2048
Apartment sales0Past 12 months
Turnover rate9.1%Past 5 years

Largest Apartment Projects

The largest apartment projects on Northumberland Ave, Stanmore NSW 2048, ranked by number of lots.

1
1 NORTHUMBERLAND AVE, STANMORE NSW 2048Small project (<20 lots)
2
1A NORTHUMBERLAND AVE, STANMORE NSW 2048Small project (<20 lots)

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Living in Northumberland Ave, Stanmore NSW 2048 : Street Profile & FAQs

Common questions about living on and buying property on Northumberland Ave, Stanmore NSW 2048 — 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 Northumberland Ave an expensive or affordable street relative to Stanmore?

House prices on Northumberland Ave sit 5.64% below the Stanmore suburb house median.

What are the risk and overlay factors on Northumberland Ave?

There are 90 heritage-listed properties on Northumberland Ave, meaning renovations or exterior changes may require additional council approval. One property is recommended for a flood check, while 89 fall under other flood classifications indicating no flood risk identified or not mapped. There are no bushfire, flood overlay, or high-voltage powerline risks on the street.

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

22 homes sit above the street; 51 homes sit level with the street; 14 homes sit below the street.

What type of road is Northumberland Ave?

Northumberland Ave is a local road, which generally serves nearby residents rather than carrying significant through traffic.

Is Northumberland Ave mostly houses or apartments?

Northumberland Ave has 116 residential properties, with 77.6% being houses and 9.5% being apartments.

What are the major apartment developments on Northumberland Ave?

The street features 1 Northumberland Ave, a 3-level building with 7 lots, and 1A Northumberland Ave, a 2-level building with 5 lots.

How many properties have sold on Northumberland Ave?

4 houses and 0 apartments have sold in the past 12 months. The 5-year turnover rate is 15.6% for houses and 9.1% for apartments, representing the proportion of properties that changed ownership during the past five years.

Is Northumberland Ave a good street to buy property on?

Northumberland Ave is a local road with 77.6% houses and 9.5% apartments. House prices sit 5.64% below the Stanmore suburb house median. There are 90 heritage-listed properties, meaning renovations or exterior changes may require additional council approval. One property is recommended for a flood check, while 89 fall under other flood classifications indicating no flood risk identified or not mapped. 22 homes sit above the street; 51 homes sit level with the street; 14 homes sit below the street. The street features 1 Northumberland Ave, a 3-level building with 7 lots, and 1A Northumberland Ave, a 2-level building with 5 lots. 4 houses and 0 apartments have sold in the past 12 months. The 5-year turnover rate is 15.6% for houses and 9.1% for apartments, representing the proportion of properties that changed ownership during the past five years.