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Undercliff St, Neutral Bay NSW 2089

Street

Street Summary

Undercliff St, Neutral Bay NSW 2089 sits above the suburb's house median, reflecting a premium positioning. 30 homes sit above the street; 1 homes sit level with the street; 19 homes sit below the street. The street is predominantly house stock (44%), with apartments making up 39% of the residential mix. 15 homes are heritage-listed, and 13 are recommended for a flood check. The dominant road is a local road. Notable apartment projects include 82 Undercliff St (18 lots, 4 levels, built 1990), 66 Undercliff St (6 lots, 4 levels), and 5 Undercliff St (5 lots, 3 levels, built 1981).


PART 1
Street Profile

Property Type Mix

The mix of houses and apartments (units) that make up the Undercliff St, Neutral Bay NSW 2089 property market.

Houses vs Apartments122 total lots
44.3%
38.5%
17.2%
Houses (44.3%)
Apartments (38.5%)
Townhouses/Villas/Unclassified (17.2%)

PART 2
Houses

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

Land Topography

How house lots on Undercliff St, Neutral Bay NSW 2089 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
30 lots
1 lots
19 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
15 houses affected
Bushfire
0 houses affected
Flood
0 houses affected
High voltage power line
0 houses affected

Street Sales - Houses

Actual house sales on Undercliff St, Neutral Bay NSW 2089 over the past 5 years, plotted against the Neutral Bay NSW 2089 median house 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$2.8M · 2022$3.4M · 2023$2.7M · 2024$3M · 2025$2.9M · 2023-09-08 · 29A UNDERCLIFF ST, NEUTRAL BAY NSW 2089$4M · 2023-11-02 · 62 UNDERCLIFF ST, NEUTRAL BAY NSW 2089$3.7M · 2023-09-27 · 16 UNDERCLIFF ST, NEUTRAL BAY NSW 2089$3.3M · 2023-04-17 · 4 UNDERCLIFF ST, NEUTRAL BAY NSW 2089$4M · 2022-03-23 · 18 UNDERCLIFF ST, NEUTRAL BAY NSW 2089$3.7M · 2021-10-12 · 6A UNDERCLIFF ST, NEUTRAL BAY NSW 2089$3.5M · 2025-02-04 · 31 UNDERCLIFF ST, NEUTRAL BAY NSW 2089$3.1M · 2024-09-30 · 51 UNDERCLIFF ST, NEUTRAL BAY NSW 2089$3.5M · 2026-05-16 · 59 UNDERCLIFF ST, NEUTRAL BAY NSW 2089$2.9M · 2024-04-11 · 74 UNDERCLIFF ST, NEUTRAL BAY NSW 2089$2.4M · 2022-04-28 · 1/76 UNDERCLIFF ST, NEUTRAL BAY NSW 2089$4.8M · 2022-08-09 · 60 UNDERCLIFF ST, NEUTRAL BAY NSW 2089$2.5M · 2025-07-04 · 65 UNDERCLIFF ST, NEUTRAL BAY NSW 2089$1.6M · 2025-11-04 · 2/76 UNDERCLIFF ST, NEUTRAL BAY NSW 2089
Street price+15%vs suburb median
Turnover rate25.9%Past 5 years

PART 3
Apartments

Street Sales - Apartments

Actual apartment (unit) sales on Undercliff St, Neutral Bay NSW 2089 over the past 5 years, plotted against the Neutral Bay NSW 2089 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$1M · 2022$1.1M · 2023$1.1M · 2024$1.1M · 2025$1.1M · 2026$1.6M · 2023-11-18 · 1/5 UNDERCLIFF ST, NEUTRAL BAY NSW 2089$1.3M · 2024-05-11 · 1/28 UNDERCLIFF ST, NEUTRAL BAY NSW 2089$1.4M · 2025-10-09 · 1/28 UNDERCLIFF ST, NEUTRAL BAY NSW 2089$1.3M · 2023-06-23 · 4/30 UNDERCLIFF ST, NEUTRAL BAY NSW 2089$1.1M · 2024-05-04 · 15/82 UNDERCLIFF ST, NEUTRAL BAY NSW 2089$690k · 2021-12-03 · 3/82 UNDERCLIFF ST, NEUTRAL BAY NSW 2089$1.2M · 2025-09-08 · 7/82 UNDERCLIFF ST, NEUTRAL BAY NSW 2089
Apartment sales2Past 12 months
Turnover rate14.9%Past 5 years

Largest Apartment Projects

The largest apartment projects on Undercliff St, Neutral Bay NSW 2089, ranked by number of lots.

1
82 UNDERCLIFF ST, NEUTRAL BAY NSW 2089Small project (<20 lots)
2
66 UNDERCLIFF ST, NEUTRAL BAY NSW 2089Small project (<20 lots)
3
5 UNDERCLIFF ST, NEUTRAL BAY NSW 2089Small project (<20 lots)

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Living in Undercliff St, Neutral Bay NSW 2089 : Street Profile & FAQs

Common questions about living on and buying property on Undercliff St, Neutral Bay NSW 2089 — 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 Undercliff St an expensive or affordable street relative to Neutral Bay?

House prices on Undercliff St sit 14.78% above the Neutral Bay suburb house median.

What are the risk and overlay factors on Undercliff St?

There are 15 heritage-listed properties on Undercliff St, which typically means renovations, extensions, or exterior changes may require additional council approval, reducing renovation flexibility. There are no bushfire or flood overlay properties, while 13 homes are recommended for a flood check and 41 fall under other flood classifications, meaning no flood risk has been identified or the property has not been mapped. Additionally, there are no high-voltage powerline properties on the street.

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

30 homes sit above the street; 1 homes sit level with the street; 19 homes sit below the street.

What type of road is Undercliff St?

Undercliff St is a local road, which generally serves nearby residents rather than carrying significant through traffic.

Is Undercliff St mostly houses or apartments?

There are 122 residential properties on Undercliff St, with 44.3% being houses and 38.5% being apartments.

What are the major apartment developments on Undercliff St?

The major apartment developments on Undercliff St are 82 Undercliff St with 18 lots across 4 levels built in 1990, 66 Undercliff St with 6 lots across 4 levels, and 5 Undercliff St with 5 lots across 3 levels built in 1981. These developments contribute to the street's apartment presence or higher-density residential character.

How many properties have sold on Undercliff St?

1 house sold in the past 12 months and 2 apartments sold in the past 12 months. The 5-year turnover rate for houses is 25.9%, while the 5-year turnover rate for apartments is 17%. The turnover rate represents the proportion of properties that changed ownership during the past five years.

Is Undercliff St a good street to buy property on?

Undercliff St may be more aligned with buyers looking for detached houses, apartment buyers, or buyers preferring local-road residential streets. Buyers should note the 14.78% premium relative to the suburb median, the 15 heritage-listed properties which may limit renovation flexibility, and the mixed site heights where 30 homes sit above the street, 1 sits level with the street, and 19 sit below the street.