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Bay St, Double Bay NSW 2028

Street

Street Summary

Bay St, Double Bay NSW 2028 is a predominantly apartment-focused street with 77% of its residential stock comprising units. Four homes sit level with the street, while three properties are heritage-listed and six fall within a flood overlay. Eight homes are recommended for a flood check. The street features three notable apartment developments: 38 Bay St (39 lots, 5 levels, built 2005), 55 Bay St (33 lots, 2 levels), and 30 Bay St (31 lots, 4 levels). With insufficient recent house sales to calculate a reliable comparison against the suburb, 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 Bay St, Double Bay NSW 2028 property market.

Houses vs Apartments144 total lots
9.7%
77.1%
13.2%
Houses (9.7%)
Apartments (77.1%)
Townhouses/Villas/Unclassified (13.2%)

PART 2
Houses

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

Land Topography

How house lots on Bay St, Double Bay NSW 2028 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
4 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
3 houses affected
Bushfire
0 houses affected
Flood
6 houses affected
High voltage power line
0 houses affected

Street Sales - Houses

Actual house sales on Bay St, Double Bay NSW 2028 over the past 5 years, plotted against the Double Bay NSW 2028 median house price trend over the same period.

Street sales vs suburb median
Suburb Median Price
$0$2.5M$5.0M$7.5M$10.0MSept 21May 23Jan 25Sept 26$6M · 2022$5.9M · 2023$7.5M · 2024$7.2M · 2025
Turnover rate0%Past 5 years

PART 3
Apartments

Street Sales - Apartments

Actual apartment (unit) sales on Bay St, Double Bay NSW 2028 over the past 5 years, plotted against the Double Bay NSW 2028 median apartment 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$1.9M · 2022$1.7M · 2023$1.8M · 2024$2M · 2025$1.9M · 2026$3.9M · 2026-04-28 · 21/18 BAY ST, DOUBLE BAY NSW 2028$3.5M · 2024-10-25 · 22/18 BAY ST, DOUBLE BAY NSW 2028$3.3M · 2026-04-15 · 32/18 BAY ST, DOUBLE BAY NSW 2028$3.4M · 2025-03-01 · 51/18 BAY ST, DOUBLE BAY NSW 2028
Apartment sales1Past 12 months
Turnover rate2.7%Past 5 years

Largest Apartment Projects

The largest apartment projects on Bay St, Double Bay NSW 2028, ranked by number of lots.

1
38 BAY ST, DOUBLE BAY NSW 2028Small-Medium project (20-50 lots)
2
55 BAY ST, DOUBLE BAY NSW 2028Small-Medium project (20-50 lots)
3
30 BAY ST, DOUBLE BAY NSW 2028Small-Medium project (20-50 lots)

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Living in Bay St, Double Bay NSW 2028 : Street Profile & FAQs

Common questions about living on and buying property on Bay St, Double Bay NSW 2028 — 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 Bay St an expensive or affordable street relative to Double Bay?

There are insufficient recent house sales on Bay St to calculate a reliable premium or discount against the Double Bay 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 Bay St?

There are 3 heritage-listed properties, which means renovations or exterior changes may require additional council approval. Flood mapping identifies 6 properties within a flood overlay and 8 recommended for a flood check, so buyers should review council mapping and insurance costs. There are 0 bushfire, 0 high-voltage, and 0 other flood classification properties on the street.

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

4 homes sit level with the street. The site height data shows that properties on this street sit level with the street. Different site heights can influence site characteristics, so buyers should assess the specific property rather than relying on the street average.

What type of road is Bay St?

Bay St is classified as a local road, which generally serves nearby residents. The speed limit and the share of stock fronting this dominant road section are not available.

Is Bay St mostly houses or apartments?

There are 144 residential properties on Bay St. Houses make up 9.7% of the residential stock, while apartments make up 77.1%. The street is predominantly apartments.

What are the major apartment developments on Bay St?

The major apartment developments on Bay St include 38 Bay St with 39 lots across 5 levels built in 2005, 55 Bay St with 33 lots across 2 levels, and 30 Bay St with 31 lots across 4 levels. These developments contribute to the street's higher-density residential character.

How many properties have sold on Bay St?

1 apartment sold in the past 12 months, while 0 houses sold. The 5-year turnover rate is 2.7% for apartments, representing the proportion of properties that changed ownership during the past five years. Turnover data for houses is not available.

Is Bay St a good street to buy property on?

Bay St is best suited for apartment buyers, as 77.1% of the residential stock consists of apartments. Buyers looking for detached houses will find a very limited selection, as houses make up only 9.7% of the street. The local road classification generally serves nearby residents, and buyers should be aware of the 3 heritage-listed properties and flood mapping overlays.