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Birnam Ave, Blacktown NSW 2148

Street

Street Summary

Birnam Ave, Blacktown NSW 2148 is a local road where 13 homes sit level with the street. The street is entirely house stock, with 15 residential properties in total. There are insufficient recent house sales to calculate a reliable comparison against the suburb median, 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 Birnam Ave, Blacktown NSW 2148 property market.

Houses vs Apartments15 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 Birnam Ave, Blacktown NSW 2148 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
Flat
13 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 Birnam Ave, Blacktown NSW 2148 over the past 5 years, plotted against the Blacktown NSW 2148 median house price trend over the same period.

Street sales vs suburb median
Street SalesSuburb Median Price
$0$500k$1.0M$1.5M$2.0MOct 21June 23Feb 25Oct 26$895k · 2022$947k · 2023$1M · 2024$1.1M · 2025$1.2M · 2026$1.3M · 2026-02-13 · 6 BIRNAM AVE, BLACKTOWN NSW 2148$971k · 2023-07-10 · 10 BIRNAM AVE, BLACKTOWN NSW 2148$942k · 2024-05-04 · 3 BIRNAM AVE, BLACKTOWN NSW 2148
Turnover rate20%Past 5 years

PART 3
Apartments

Street Sales - Apartments

Actual apartment (unit) sales on Birnam Ave, Blacktown NSW 2148 over the past 5 years, plotted against the Blacktown NSW 2148 median apartment price trend over the same period.

Street sales vs suburb median
Suburb Median Price
$0$125k$250k$375k$500kOct 21June 23Feb 25Oct 26$450k · 2022$459k · 2023$460k · 2024$450k · 2025$463k · 2026
Apartment sales0Past 12 months
Turnover rate0%Past 5 years

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Living in Birnam Ave, Blacktown NSW 2148 : Street Profile & FAQs

Common questions about living on and buying property on Birnam Ave, Blacktown NSW 2148 — 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 Birnam Ave an expensive or affordable street relative to Blacktown?

There are insufficient recent house sales on Birnam Ave to calculate a reliable premium or discount against the Blacktown 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 Birnam Ave?

There are no bushfire, heritage, flood overlay, flood check recommended, or high-voltage overlays affecting properties on Birnam Ave. However, 15 homes fall under other flood classifications, meaning no flood risk has been identified or the property has not been mapped. This does not indicate a flood risk, but it is worth reviewing council mapping and insurance costs before purchasing.

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

13 homes sit level with 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 Birnam Ave?

Birnam Ave is a local road. Local roads generally serve nearby residents rather than carrying through traffic. Information regarding the speed limit and the share of stock fronting this dominant road section is not available.

Is Birnam Ave mostly houses or apartments?

There are 15 residential properties on Birnam Ave. The street is predominantly houses, with 100% of the residential stock classified as houses and 0% as apartments.

What are the major apartment developments on Birnam Ave?

No major apartment developments are recorded on Birnam Ave.

How many properties have sold on Birnam Ave?

1 house has sold in the past 12 months, while no apartments have sold. The 5-year turnover rate for houses is 20%, representing the proportion of properties that changed ownership during the past five years. Turnover data for apartments is not available.

Is Birnam Ave a good street to buy property on?

This street is primarily suited for buyers looking for detached houses on a local road. With 13 homes sitting level with the street and no major apartment developments, it offers a consistent housing profile. Buyers should note that there are insufficient recent house sales to calculate a reliable premium or discount against the Blacktown average, so comparing recent sales of individual homes against nearby comparable properties is recommended.