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Mary St, Blacktown NSW 2148

Street

Street Summary

Mary St, Blacktown NSW 2148 is a local road where 93% of properties are houses. 38 homes sit level with the street. 31 homes are recommended for a flood check and 11 have other flood classifications. 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 Mary St, Blacktown NSW 2148 property market.

Houses vs Apartments45 total lots
93.3%
6.7%
Houses (93.3%)
Apartments (0%)
Townhouses/Villas/Unclassified (6.7%)

PART 2
Houses

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

Land Topography

How house lots on Mary St, 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
38 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 Mary St, 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$1M · 2025-06-23 · 25 MARY ST, BLACKTOWN NSW 2148$1M · 2023-05-06 · 2 MARY ST, BLACKTOWN NSW 2148$850k · 2022-12-09 · 27 MARY ST, BLACKTOWN NSW 2148$1.3M · 2024-07-30 · 30 MARY ST, BLACKTOWN NSW 2148$960k · 2022-08-23 · 32 MARY ST, BLACKTOWN NSW 2148$1.5M · 2025-05-31 · 9 MARY ST, BLACKTOWN NSW 2148$940k · 2024-08-07 · 12 MARY ST, BLACKTOWN NSW 2148
Turnover rate16.7%Past 5 years

PART 3
Apartments

Street Sales - Apartments

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

Common questions about living on and buying property on Mary St, 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 Mary St an expensive or affordable street relative to Blacktown?

There are insufficient recent house sales on Mary St 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 Mary St?

There are no bushfire, heritage, or high-voltage overlays on Mary St. Regarding flood risk, 31 properties are recommended for a flood check, and 11 fall under other flood classifications where no flood risk is identified or the property is not mapped. A flood check recommendation does not mean a property floods, but it is worth reviewing council mapping, flood reports, and insurance costs before purchasing.

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

38 homes sit level with the street. Different site heights relative to the street can influence site characteristics, so buyers should assess the specific property rather than relying on the street average.

What type of road is Mary St?

Mary St is a local road. Local roads generally serve nearby residents and connect local streets with larger roads.

Is Mary St mostly houses or apartments?

Mary St has 45 residential properties. The street is predominantly houses, with 93.3% of the residential stock classified as houses and 0% as apartments.

What are the major apartment developments on Mary St?

No major apartment developments are recorded on Mary St.

How many properties have sold on Mary St?

Zero houses and zero apartments have sold on Mary St in the past 12 months. The 5-year turnover rate for houses is 16.7%, which represents the proportion of properties that changed ownership during the past five years.

Is Mary St a good street to buy property on?

Mary St is a local road with a predominantly detached housing stock, making it suitable for buyers seeking traditional houses in a residential setting. The street has no bushfire, heritage, or high-voltage overlays, though 31 homes are recommended for a flood check. With no recent sales recorded, buyers should compare recent sales of individual homes on the street against nearby comparable properties to gauge current market positioning.