Get the app

Guilfoyle Ave, Double Bay NSW 2028

Street

Street Summary

Guilfoyle Ave, Double Bay NSW 2028 is a local road where 7 homes sit level with the street. The street features a mix of housing types, with 13% houses and 72% apartments. One home has a flood overlay and 12 are recommended for a flood check. There are insufficient recent house sales to calculate a reliable comparison against the suburb median, so buyers should compare recent sales of individual homes on the street against nearby comparable properties. Notable apartment developments include 25 Guilfoyle Ave (9 lots, 3 levels, built 1979), 21 Guilfoyle Ave (9 lots, 3 levels, built 1991), and 17 Guilfoyle Ave (8 lots, 3 levels, built 1965).


PART 1
Street Profile

Property Type Mix

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

Houses vs Apartments100 total lots
13%
72%
15%
Houses (13%)
Apartments (72%)
Townhouses/Villas/Unclassified (15%)

PART 2
Houses

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

Land Topography

How house lots on Guilfoyle 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
Flat
7 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
1 houses affected
High voltage power line
0 houses affected

Street Sales - Houses

Actual house sales on Guilfoyle 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$1.7M · 2024-12-18 · 18 GUILFOYLE AVE, DOUBLE BAY NSW 2028
Turnover rate7.7%Past 5 years

PART 3
Apartments

Street Sales - Apartments

Actual apartment (unit) sales on Guilfoyle 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$2.5M$5.0M$7.5M$10.0MSept 21May 23Jan 25Sept 26$1.9M · 2022$1.7M · 2023$1.8M · 2024$2M · 2025$1.9M · 2026$2.2M · 2023-03-01 · 3/20 GUILFOYLE AVE, DOUBLE BAY NSW 2028$1.2M · 2022-08-26 · 2/9 GUILFOYLE AVE, DOUBLE BAY NSW 2028$1.3M · 2025-03-03 · 2/9 GUILFOYLE AVE, DOUBLE BAY NSW 2028$1.9M · 2025-08-20 · 3/21 GUILFOYLE AVE, DOUBLE BAY NSW 2028$1.3M · 2025-03-03 · 5/21 GUILFOYLE AVE, DOUBLE BAY NSW 2028$1.3M · 2024-12-14 · 7/21 GUILFOYLE AVE, DOUBLE BAY NSW 2028$1.5M · 2025-12-15 · 7/21 GUILFOYLE AVE, DOUBLE BAY NSW 2028$1.6M · 2021-09-21 · 8/21 GUILFOYLE AVE, DOUBLE BAY NSW 2028$1.5M · 2025-04-10 · 9/21 GUILFOYLE AVE, DOUBLE BAY NSW 2028$2.1M · 2022-10-27 · 1/19 GUILFOYLE AVE, DOUBLE BAY NSW 2028$1.9M · 2024-07-26 · 2/19 GUILFOYLE AVE, DOUBLE BAY NSW 2028$1.9M · 2024-07-17 · 4/19 GUILFOYLE AVE, DOUBLE BAY NSW 2028$8.8M · 2024-05-22 · 5/8 GUILFOYLE AVE, DOUBLE BAY NSW 2028$9.4M · 2024-04-24 · 6/8 GUILFOYLE AVE, DOUBLE BAY NSW 2028
Apartment sales2Past 12 months
Turnover rate19.4%Past 5 years

Largest Apartment Projects

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

1
25 GUILFOYLE AVE, DOUBLE BAY NSW 2028Small project (<20 lots)
2
21 GUILFOYLE AVE, DOUBLE BAY NSW 2028Small project (<20 lots)
3
17 GUILFOYLE AVE, DOUBLE BAY NSW 2028Small project (<20 lots)

Get the knest.ai app

Gain ultimate insights into any property

Buyer-focused property platform identifying risks, price estimates, 3D land maps and more to help you make smarter decisions — completely free.

Download on the App Store
5.0 rating
15k users

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

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

There are insufficient recent house sales on Guilfoyle 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 Guilfoyle Ave?

There are no bushfire, heritage, or high-voltage overlays affecting properties on Guilfoyle Ave. One property falls within a flood overlay, and 12 properties are recommended for a flood check. The remaining properties have no flood risk identified or are not mapped. A flood overlay or recommended flood check does not necessarily mean a property floods, but it is worth reviewing council mapping, flood reports and insurance costs before purchasing.

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

7 homes sit level with 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 Guilfoyle Ave?

Guilfoyle Ave is a local road. Local roads generally serve nearby residents and provide access to homes without carrying significant through traffic.

Is Guilfoyle Ave mostly houses or apartments?

Guilfoyle Ave has 100 residential properties. Apartments make up 72% of the street, while houses account for 13%. The street is predominantly apartments.

What are the major apartment developments on Guilfoyle Ave?

The major apartment developments on Guilfoyle Ave include 25 Guilfoyle Ave with 9 lots across 3 levels built in 1979, 21 Guilfoyle Ave with 9 lots across 3 levels built in 1991, and 17 Guilfoyle Ave with 8 lots across 3 levels built in 1965. These developments contribute to the street's apartment presence or higher-density residential character.

How many properties have sold on Guilfoyle Ave?

0 houses sold in the past 12 months, and 2 apartments sold in the past 12 months. The 5-year turnover rate for houses is 7.7%, and the 5-year turnover rate for apartments is 19.4%. Turnover measures the proportion of properties that changed ownership during the past five years.

Is Guilfoyle Ave a good street to buy property on?

Guilfoyle Ave is a local road with 100 residential properties, predominantly apartments. It features 3 major apartment developments, with 2 apartments sold in the past 12 months and a 19.4% 5-year turnover rate for apartments. There are no bushfire, heritage, or high-voltage overlays, though one property has a flood overlay and 12 are recommended for a flood check. All homes sit level with the street. This street may suit apartment buyers looking for a local residential environment.