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Bertram St, Mortlake NSW 2137

Street

Street Summary

Bertram St, Mortlake NSW 2137 is a collector road with a 50km/h limit, where 39.8% of residences are houses and 30.6% are apartments. All 34 homes sit level with the street. The street features two apartment projects: 69 Bertram St (23 lots, 3 levels, built 2003) and 65 Bertram St (5 lots, 3 levels, built 2010). 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.


PART 1
Street Profile

Property Type Mix

The mix of houses and apartments (units) that make up the Bertram St, Mortlake NSW 2137 property market.

Houses vs Apartments98 total lots
39.8%
30.6%
29.6%
Houses (39.8%)
Apartments (30.6%)
Townhouses/Villas/Unclassified (29.6%)

Street Class & Speed Limit

The road classification and posted speed limit along Bertram St, Mortlake NSW 2137. 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/h100% of properties front this section

PART 2
Houses

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

Land Topography

How house lots on Bertram St, Mortlake NSW 2137 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
34 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
0 houses affected
High voltage power line
0 houses affected

Street Sales - Houses

Actual house sales on Bertram St, Mortlake NSW 2137 over the past 5 years, plotted against the Mortlake NSW 2137 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$1.9M · 2023$2.8M · 2024$2.8M · 2025$1.3M · 2025-10-10 · 29 BERTRAM ST, MORTLAKE NSW 2137$2.8M · 2025-04-10 · 32 BERTRAM ST, MORTLAKE NSW 2137$2M · 2024-04-20 · 45 BERTRAM ST, MORTLAKE NSW 2137$2.9M · 2024-05-24 · 51 BERTRAM ST, MORTLAKE NSW 2137$1.5M · 2024-11-09 · 2/30 BERTRAM ST, MORTLAKE NSW 2137
Turnover rate12.8%Past 5 years

PART 3
Apartments

Street Sales - Apartments

Actual apartment (unit) sales on Bertram St, Mortlake NSW 2137 over the past 5 years, plotted against the Mortlake NSW 2137 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$800k · 2022$820k · 2023$825k · 2024$820k · 2025$790k · 2026$975k · 2024-07-02 · 11/69 BERTRAM ST, MORTLAKE NSW 2137$1.1M · 2026-02-10 · 2/69 BERTRAM ST, MORTLAKE NSW 2137$975k · 2024-10-09 · 4/69 BERTRAM ST, MORTLAKE NSW 2137$990k · 2024-11-22 · 6/69 BERTRAM ST, MORTLAKE NSW 2137$955k · 2023-09-15 · 7/69 BERTRAM ST, MORTLAKE NSW 2137$1.6M · 2025-09-04 · 4/65 BERTRAM ST, MORTLAKE NSW 2137$1.3M · 2022-06-15 · 5/65 BERTRAM ST, MORTLAKE NSW 2137
Apartment sales2Past 12 months
Turnover rate26.7%Past 5 years

Largest Apartment Projects

The largest apartment projects on Bertram St, Mortlake NSW 2137, ranked by number of lots.

1
69 BERTRAM ST, MORTLAKE NSW 2137Small-Medium project (20-50 lots)
2
65 BERTRAM ST, MORTLAKE NSW 2137Small project (<20 lots)

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Living in Bertram St, Mortlake NSW 2137 : Street Profile & FAQs

Common questions about living on and buying property on Bertram St, Mortlake NSW 2137 — 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 Bertram St an expensive or affordable street relative to Mortlake?

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

There are no bushfire, heritage, or flood overlay risks on Bertram St, and no properties are recommended for a flood check. However, 39 properties fall under other flood classifications, meaning no flood risk has been identified or the property has not been mapped. High-voltage powerlines do not affect any homes on the street.

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

34 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 Bertram St?

Bertram St is a collector road with a 50 km/h speed limit, and 100% of the residential properties on the street front this dominant road section. Collector roads generally connect local streets with larger roads, which may result in slightly more through traffic than a local residential street.

Is Bertram St mostly houses or apartments?

Bertram St has 98 residential properties in total. Houses make up 39.8% of the stock, while apartments account for 30.6%. The street has a mixed profile of dwelling types, with neither category clearly representing the majority.

What are the major apartment developments on Bertram St?

There are two major apartment developments on Bertram St. The first is at 69 Bertram St, featuring 23 lots across 3 levels, built in 2003. The second is at 65 Bertram St, with 5 lots across 3 levels, built in 2010. These developments contribute to the street's apartment presence.

How many properties have sold on Bertram St?

One house and two apartments have sold on Bertram St in the past 12 months. Over the trailing five years, the turnover rate has been 12.8% for houses and 26.7% for apartments. Turnover measures the proportion of properties that changed ownership during the past five years.

Is Bertram St a good street to buy property on?

Bertram St offers a mix of houses and apartments on a collector road with a 50 km/h speed limit. It suits buyers looking for a variety of dwelling types, including those interested in the two established apartment complexes. The street has a mixed profile of site heights, with most homes sitting level with the street.