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Roberts Ave, Mortdale NSW 2223

Street

Street Summary

Living on Roberts Avenue in Mortdale NSW 2223, you are on a collector road with a 50km/h speed limit. The street is predominantly houses, with 77.8% of residential stock being houses and 0% apartments. 14 homes sit above the street; 55 homes sit level with the street; 4 homes sit below the street. One home is in a flood overlay and 17 are recommended for a flood check. The street sits below the suburb's house median.


PART 1
Street Profile

Property Type Mix

The mix of houses and apartments (units) that make up the Roberts Ave, Mortdale NSW 2223 property market.

Houses vs Apartments108 total lots
77.8%
22.2%
Houses (77.8%)
Apartments (0%)
Townhouses/Villas/Unclassified (22.2%)

Street Class & Speed Limit

The road classification and posted speed limit along Roberts Ave, Mortdale NSW 2223. Road class and speed limit can each vary from section to section; the dominant setting along the street is shown here.

Dominant road class & speed limitCOLLECTOR ROAD · 50 km/h97.2% of properties front this section

PART 2
Houses

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

Land Topography

How house lots on Roberts Ave, Mortdale NSW 2223 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
14 lots
55 lots
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
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 Roberts Ave, Mortdale NSW 2223 over the past 5 years, plotted against the Mortdale NSW 2223 median house 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$1.6M · 2022$1.5M · 2023$1.7M · 2024$1.8M · 2025$1.8M · 2026$1.4M · 2025-02-28 · 12 ROBERTS AVE, MORTDALE NSW 2223$1.3M · 2022-10-15 · 13 ROBERTS AVE, MORTDALE NSW 2223$1.6M · 2023-12-13 · 47 ROBERTS AVE, MORTDALE NSW 2223$1.3M · 2021-10-21 · 48 ROBERTS AVE, MORTDALE NSW 2223$1.4M · 2024-05-23 · 22 ROBERTS AVE, MORTDALE NSW 2223$1.4M · 2024-09-14 · 33 ROBERTS AVE, MORTDALE NSW 2223$1.7M · 2026-06-11 · 39 ROBERTS AVE, MORTDALE NSW 2223$1.9M · 2021-10-16 · 26 ROBERTS AVE, MORTDALE NSW 2223$2M · 2024-07-02 · 26 ROBERTS AVE, MORTDALE NSW 2223$1.2M · 2023-02-16 · 8 ROBERTS AVE, MORTDALE NSW 2223$1.3M · 2025-11-07 · 1D ROBERTS AVE, MORTDALE NSW 2223$1.6M · 2025-10-28 · 47A ROBERTS AVE, MORTDALE NSW 2223$2M · 2025-04-04 · 26A ROBERTS AVE, MORTDALE NSW 2223
Street price-1%vs suburb median
Turnover rate15.5%Past 5 years

PART 3
Apartments

Street Sales - Apartments

Actual apartment (unit) sales on Roberts Ave, Mortdale NSW 2223 over the past 5 years, plotted against the Mortdale NSW 2223 median apartment price trend over the same period.

Street sales vs suburb median
Suburb Median Price
$0$250k$500k$750k$1.0MSept 21May 23Jan 25Sept 26$623k · 2022$645k · 2023$688k · 2024$760k · 2025$755k · 2026
Apartment sales0Past 12 months
Turnover rate0%Past 5 years

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Living in Roberts Ave, Mortdale NSW 2223 : Street Profile & FAQs

Common questions about living on and buying property on Roberts Ave, Mortdale NSW 2223 — 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 Roberts Ave an expensive or affordable street relative to Mortdale?

House prices on Roberts Ave sit 0.56% below the Mortdale suburb house median.

What are the risk and overlay factors on Roberts Ave?

There are no bushfire or heritage overlays on Roberts Ave, while one property falls within a flood overlay and 17 are recommended for a flood check. Sixty-six properties have been reviewed and found to have no flood risk identified or not mapped. There are no high-voltage powerline overlays on the street. 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 Roberts Ave mostly on high, level or low ground?

14 homes sit above the street; 55 homes sit level with the street; 4 homes sit below the street.

What type of road is Roberts Ave?

Roberts Ave is a collector road with a 50km/h speed limit, and 97.2% of the residential properties front this section. Collector roads generally connect local streets with larger roads, which may mean slightly more through traffic than a quiet local street.

Is Roberts Ave mostly houses or apartments?

There are 108 residential properties on the street, with 77.8% being houses and 0% being apartments.

What are the major apartment developments on Roberts Ave?

No major apartment developments are recorded on Roberts Ave.

How many properties have sold on Roberts Ave?

One house sold in the past 12 months, and no apartments sold in the same period. The 5-year turnover rate for houses is 14.3%, while apartment turnover data is unavailable. Turnover measures the proportion of properties that changed ownership during the past five years.

Is Roberts Ave a good street to buy property on?

Roberts Ave is a collector road in Mortdale with a predominantly house-based residential mix. Buyers looking for detached houses on a street with a collector road classification and a mix of site heights relative to the street may find it a suitable fit. The street has limited recent sales activity, which may appeal to buyers comfortable with a less active market.