12 Roberts Ave, Mortdale NSW 2223
Mortdale House
Technical details
How this sale compares
Sold for $1,700,000 in Jul 2026, up $350,000 (26%) on the $1,350,000 paid in Feb 2025. That is about 18.4% a year over 1.4 years.
Over the same period the median house price in Mortdale held steady, from $1,800,000 in 2025 to $1,806,500 in 2026.
The 2026 sale was 6% below the Mortdale median house price for that year ($1,806,500 across 32 sales).
At $2,744 per square metre of land, it compares with a Mortdale median of $3,979 per square metre over the last 12 months.
Mortdale medians use NSW Valuer General sales of $50,000 or more, leaving out part-interest transfers and contracts covering several properties, and need at least 10 sales in the period. See Mortdale sold prices by year.
Rent and yield
Houses in postcode 2223 rented for a median $900 a week, from 196 bonds lodged Oct 2025 to Sep 2026.
On its last sale of $1,700,000 on 11 Jul 2026, that rent is a gross yield of 2.8% a year, before costs and vacancies.
Median weekly rents from residential rental bonds lodged with NSW Fair Trading, by postcode. This home's own rent may differ. See rents by bedrooms in Mortdale.
Planning controls
- Zone
- R2 Low Density Residential
- Minimum lot size
- 450 m²
- Maximum building height
- 9 m
- Floor space ratio
- 0.55:1, and clause 4.4 also applies here Floor area allowed for each square metre of site
From the Georges River Local Environmental Plan 2021 maps on the NSW Planning Portal, looked up at this address's map point on 22 Oct 2026. A control can cover only part of a site and plans change, so the council's planning certificate is the formal record. Planning data from the NSW Department of Planning, Housing and Infrastructure, CC BY 4.0.
Related sales
Sale history
Sold is the contract date, when the sale was agreed. Settled is the date ownership transferred.
| Beds | Baths | Cars | Title reference | |||
|---|---|---|---|---|---|---|
| 11 Jul 2026 | 1 Sep 2026 | $1,700,000 | - | - | - | 37/9020 |
| 28 Feb 2025 | 11 Apr 2025 | $1,350,000 | - | - | - | 37/9020 |
$1,700,000 Sold 11 Jul 2026
Settled1 Sep 2026
Beds-
Baths-
Cars-
Title reference: 37/9020
$1,350,000 Sold 28 Feb 2025
Settled11 Apr 2025
Beds-
Baths-
Cars-
Title reference: 37/9020
Recent sales on Roberts Ave
Sold in the last two years.
- 41 A Roberts Ave, Mortdale 2223 $1,350,000 sold 29 Jul 2026, 462 m²
- 39 Roberts Ave, Mortdale 2223 $1,727,000 sold 11 Jun 2026, 510 m²
- 1D Roberts Avenue, Mortdale 2223 $1,320,000 sold 7 Nov 2025, 544 m²
- 47 A Roberts Ave, Mortdale 2223 $1,605,000 sold 28 Oct 2025, 327 m²
- 3/60 Roberts Avenue, Mortdale 2223 $1,330,000 sold 12 Apr 2025
- 26 A Roberts Ave, Mortdale 2223 $2,000,000 sold 4 Apr 2025, 363 m²
- 3/66 Roberts Avenue, Mortdale 2223 $1,130,000 sold 22 Nov 2024
Recent sales nearby
Sold in the last 12 months within about 400 metres.
- 25 Crump St, Mortdale 2223 $1,715,000 sold 12 Aug 2026, 222 m²
- 1/31 Broughton St, Mortdale 2223 $1,242,000 sold 8 Aug 2026
- 47 Broughton St, Mortdale 2223 $1,540,000 sold 7 Aug 2026, 329 m²
- 12/36 Oxford St, Mortdale 2223 $881,000 sold 25 Jul 2026
- 12/41 Martin Pl, Mortdale 2223 $750,000 sold 19 Jul 2026
- 51 Broughton St, Mortdale 2223 $1,580,000 sold 9 Jul 2026, 329 m²
- 31 Blackshaw Ave, Mortdale 2223 $1,790,000 sold 9 Jul 2026, 534 m²
- 1/36 Oxford St, Mortdale 2223 $973,000 sold 4 Jul 2026