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Keston Ave, Mosman NSW 2088

Street

Street Summary

Keston Ave, Mosman NSW 2088 sits slightly below the suburb's house median. The street is a local road. 1 homes sit above the street; 22 homes sit level with the street; 10 homes sit below the street. 34 homes on the street are heritage-listed. 8 homes are in a flood overlay. 27 homes are recommended for a flood check. The street is entirely house stock.


PART 1
Street Profile

Property Type Mix

The mix of houses and apartments (units) that make up the Keston Ave, Mosman NSW 2088 property market.

Houses vs Apartments35 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 Keston Ave, Mosman NSW 2088 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
1 lots
22 lots
10 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
34 houses affected
Bushfire
0 houses affected
Flood
8 houses affected
High voltage power line
0 houses affected

Street Sales - Houses

Actual house sales on Keston Ave, Mosman NSW 2088 over the past 5 years, plotted against the Mosman NSW 2088 median house price trend over the same period.

Street sales vs suburb median
Street SalesSuburb Median Price
$0$2.5M$5.0M$7.5M$10.0MOct 21June 23Feb 25Oct 26$4.9M · 2022$5.3M · 2023$5.9M · 2024$5.7M · 2025$5.2M · 2026$4.4M · 2023-09-01 · 21 KESTON AVE, MOSMAN NSW 2088$8.2M · 2024-03-26 · 22 KESTON AVE, MOSMAN NSW 2088$3.8M · 2022-02-15 · 26 KESTON AVE, MOSMAN NSW 2088$4.4M · 2025-05-28 · 5 KESTON AVE, MOSMAN NSW 2088$3.6M · 2023-02-27 · 7 KESTON AVE, MOSMAN NSW 2088$6.4M · 2023-02-27 · 12 KESTON AVE, MOSMAN NSW 2088$5.7M · 2023-06-03 · 17 KESTON AVE, MOSMAN NSW 2088
Street price-8%vs suburb median
Turnover rate20%Past 5 years

PART 3
Apartments

Street Sales - Apartments

Actual apartment (unit) sales on Keston Ave, Mosman NSW 2088 over the past 5 years, plotted against the Mosman NSW 2088 median apartment price trend over the same period.

Street sales vs suburb median
Suburb Median Price
$0$500k$1.0M$1.5M$2.0MOct 21June 23Feb 25Oct 26$1.1M · 2022$1.2M · 2023$1.3M · 2024$1.3M · 2025$1.3M · 2026
Apartment sales0Past 12 months
Turnover rate0%Past 5 years

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Living in Keston Ave, Mosman NSW 2088 : Street Profile & FAQs

Common questions about living on and buying property on Keston Ave, Mosman NSW 2088 — 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 Keston Ave an expensive or affordable street relative to Mosman?

House prices on Keston Ave sit 7.86% below the Mosman suburb house median.

What are the risk and overlay factors on Keston Ave?

There are no bushfire or high-voltage powerline overlays on Keston Ave. Thirty-four properties carry a heritage listing, meaning renovations or exterior changes may require additional council approval. Eight homes fall within a flood overlay, and 27 are recommended for a flood check, so buyers should review council mapping and insurance costs. Zero properties fall under other flood classifications, indicating no flood risk identified or not mapped.

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

1 homes sit above the street; 22 homes sit level with the street; 10 homes sit below the street.

What type of road is Keston Ave?

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

Is Keston Ave mostly houses or apartments?

Keston Ave has 35 residential properties, and 100% are houses. There are no apartments on the street.

What are the major apartment developments on Keston Ave?

No major apartment developments are recorded on Keston Ave.

How many properties have sold on Keston Ave?

Zero houses and zero apartments have sold on Keston Ave in the past 12 months. The 5-year turnover rate for houses is 20%, which represents the proportion of properties that changed ownership during the past five years.

Is Keston Ave a good street to buy property on?

Keston Ave is a local road consisting entirely of houses, making it well-suited for buyers seeking detached homes. The street features a mixed profile of site heights, with most homes sitting level with the street. Buyers should note the 7.86% discount to the suburb median, but also consider the 34 heritage-listed properties, which may limit renovation flexibility, alongside the flood overlay and recommended flood check counts.