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South Ave, Double Bay NSW 2028

Street

Street Summary

South Ave, Double Bay NSW 2028 is a local road where 34.8% of homes are houses and 65.2% are apartments. 14 homes sit level with the street; 1 homes sit below the street. 2 homes are heritage-listed, 1 home is in a flood overlay, and 15 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. Notable developments include 21 South Ave (12 lots, 4 levels), 31 South Ave (9 lots, 3 levels, built 1996), and 4 South Ave (6 lots, 3 levels, built 1977).


PART 1
Street Profile

Property Type Mix

The mix of houses and apartments (units) that make up the South Ave, Double Bay NSW 2028 property market.

Houses vs Apartments46 total lots
34.8%
65.2%
Houses (34.8%)
Apartments (65.2%)
Townhouses/Villas/Unclassified (0%)

PART 2
Houses

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

Land Topography

How house lots on South Ave, 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
FlatLow-side
14 lots
1 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
2 houses affected
Bushfire
0 houses affected
Flood
1 houses affected
High voltage power line
0 houses affected

Street Sales - Houses

Actual house sales on South Ave, 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
Street SalesSuburb 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$5.5M · 2023-09-04 · 7 SOUTH AVE, DOUBLE BAY NSW 2028$8M · 2024-07-02 · 9 SOUTH AVE, DOUBLE BAY NSW 2028
Turnover rate12.5%Past 5 years

PART 3
Apartments

Street Sales - Apartments

Actual apartment (unit) sales on South Ave, 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$500k$1.0M$1.5M$2.0MSept 21May 23Jan 25Sept 26$1.9M · 2022$1.7M · 2023$1.8M · 2024$2M · 2025$1.9M · 2026$1.8M · 2024-03-16 · 5/4 SOUTH AVE, DOUBLE BAY NSW 2028
Apartment sales0Past 12 months
Turnover rate3.3%Past 5 years

Largest Apartment Projects

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

1
21 SOUTH AVE, DOUBLE BAY NSW 2028Small project (<20 lots)
2
31 SOUTH AVE, DOUBLE BAY NSW 2028Small project (<20 lots)
3
4 SOUTH AVE, DOUBLE BAY NSW 2028Small project (<20 lots)

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

Common questions about living on and buying property on South Ave, 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 South Ave an expensive or affordable street relative to Double Bay?

There are insufficient recent house sales on South Ave 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 South Ave?

There are 2 heritage listings on the street, meaning renovations or exterior changes may require additional council approval. One property falls within a flood overlay, and 15 are recommended for a flood check, so buyers should review council mapping, flood reports, and insurance costs. There is no bushfire risk, no high-voltage powerline proximity, and 0 properties have other flood classifications.

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

14 homes sit level with the street; 1 homes sit below 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 South Ave?

South Ave is a local road, which generally serves nearby residents. Speed limit and dominant road percentage data are unavailable.

Is South Ave mostly houses or apartments?

There are 46 residential properties on the street. Apartments make up 65.2% of the stock, while houses account for 34.8%. This means the street is predominantly apartments.

What are the major apartment developments on South Ave?

The major apartment developments on the street include 21 South Ave with 12 lots across 4 levels, 31 South Ave with 9 lots across 3 levels built in 1996, and 4 South Ave with 6 lots across 3 levels built in 1977. These developments contribute to the street's higher-density residential character.

How many properties have sold on South Ave?

No houses or apartments sold on the street in the past 12 months. The 5-year turnover rate for houses is 12.5%, and for apartments, it is 3.3%. Turnover measures the proportion of properties that changed ownership during the past five years.

Is South Ave a good street to buy property on?

South Ave is a local road with a predominantly apartment presence (65.2%). It features 2 heritage listings, 1 flood overlay, and 15 flood checks recommended. With 14 homes level with the street and 1 below, it suits apartment buyers comfortable with heritage overlays and flood assessments on a quiet local road.