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Sinclair Ave, Blacktown NSW 2148

Street

Street Summary

Sinclair Ave, Blacktown NSW 2148 is a local road where 36% of residences are houses. 7 homes sit above the street; 27 homes sit level with the street; 11 homes sit below the street. 14 homes 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 Sinclair Ave, Blacktown NSW 2148 property market.

Houses vs Apartments127 total lots
36.2%
63.8%
Houses (36.2%)
Apartments (0%)
Townhouses/Villas/Unclassified (63.8%)

PART 2
Houses

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

Land Topography

How house lots on Sinclair 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
High-sideFlatLow-side
7 lots
27 lots
11 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 Sinclair 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$1.2M · 2022-07-20 · 43 SINCLAIR AVE, BLACKTOWN NSW 2148$976k · 2022-04-13 · 16 SINCLAIR AVE, BLACKTOWN NSW 2148$710k · 2023-06-14 · 35B SINCLAIR AVE, BLACKTOWN NSW 2148$851k · 2023-07-31 · 41A SINCLAIR AVE, BLACKTOWN NSW 2148$830k · 2023-09-12 · 24B SINCLAIR AVE, BLACKTOWN NSW 2148
Turnover rate10.9%Past 5 years

PART 3
Apartments

Street Sales - Apartments

Actual apartment (unit) sales on Sinclair 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 Sinclair Ave, Blacktown NSW 2148 : Street Profile & FAQs

Common questions about living on and buying property on Sinclair 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 Sinclair Ave an expensive or affordable street relative to Blacktown?

There are insufficient recent house sales on Sinclair 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 Sinclair Ave?

There are no bushfire, heritage, or high-voltage overlays on the street. 14 properties are recommended for a flood check, while 32 fall under other flood classifications indicating no flood risk identified or not mapped. A flood check recommendation means further assessment is advised, so buyers should review council mapping, flood reports, and insurance costs before purchasing.

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

7 homes sit above the street; 27 homes sit level with the street; 11 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 Sinclair Ave?

Sinclair Ave is a local road. Local roads generally serve nearby residents and connect directly to collector or arterial roads. As a local road, it primarily provides access to the homes on the street.

Is Sinclair Ave mostly houses or apartments?

There are 127 residential properties on Sinclair Ave. Houses make up 36.2% of the residential stock, while apartments make up 0%. This means the street is predominantly houses.

What are the major apartment developments on Sinclair Ave?

No major apartment developments are recorded on Sinclair Ave.

How many properties have sold on Sinclair Ave?

No houses or apartments have sold on Sinclair Ave in the past 12 months. The 5-year turnover rate for houses is 10.9%, representing the proportion of properties that changed ownership during the past five years.

Is Sinclair Ave a good street to buy property on?

Sinclair Ave is a local road street with a mix of homes sitting above, level with, and below the street. It is predominantly houses, with 36.2% of the 127 residential properties being houses. There are no major apartment developments, and 14 properties are recommended for a flood check. Buyers looking for detached houses on a local residential street may find this street suitable.