18 Cowles Road, Mosman NSW 2088
3 bed1 bath0 car379 m² land269 m² floorBuilt 1923
Outdoor entertaining deckOriginal period detailsLandscaped gardens
PropertyCheck estimate
$4,906,000
as at Jun 2026
Statistical model estimate, not a professional valuation. Range reflects a ±7.4% model deviation based on 6 comparable sales. Do not rely on it for lending or legal decisions.
Rental estimate
$1825/wk
Range $1680–$1970 · gross yield 1.9%
Buying costs snapshot
Stamp duty ≈ $271,289 (NSW)
Repayments ≈ $23,279/mo (80% LVR, 5.9%, 30y)
Estimated value over time
Today's estimate carried back along the Mosman house price index.
Sales history
| Date | Sale price | Change |
|---|---|---|
| 21 Mar 2022 | $4,586,500 | -2% |
| 5 Sep 2021 | $4,666,500 | — |
The evidence behind this estimate
Recent comparable sales, indexed to today and adjusted for attribute differences. This is the transparency most estimators keep behind a paywall.
68 Ourimbah Road, Mosman
House · 3 bed · 2 bath · 1 car · 352 m² · 1.5 km away
$4,460,500
17 Feb 2024
≈ $4.89m adjusted
135 Bradleys Head Road, Mosman
House · 3 bed · 2 bath · 2 car · 351 m² · 1.5 km away
$3,906,500
7 Jan 2025
≈ $4.00m adjusted
1 Raglan Street, Mosman
House · 3 bed · 2 bath · 1 car · 302 m² · 0.4 km away
$4,602,000
19 Jan 2025
≈ $5.27m adjusted
158 Bullecourt Avenue, Mosman
House · 2 bed · 1 bath · 1 car · 374 m² · 0.8 km away
$3,922,500
26 Oct 2025
≈ $5.22m adjusted
86 Bullecourt Avenue, Mosman
House · 3 bed · 2 bath · 2 car · 457 m² · 1.3 km away
$5,862,000
10 Feb 2026
≈ $5.01m adjusted
86 Bullecourt Avenue, Mosman
House · 3 bed · 2 bath · 2 car · 457 m² · 1.3 km away
$5,077,000
19 Jan 2024
≈ $4.78m adjusted