17 Countess Street, Mosman NSW 2088
3 bed1 bath1 car204 m² land264 m² floorBuilt 1974
Solar panelsOutdoor entertaining deckSwimming poolRenovated kitchenOriginal period details
PropertyCheck estimate
$3,732,000
as at Jun 2026
Statistical model estimate, not a professional valuation. Range reflects a ±5.8% model deviation based on 6 comparable sales. Do not rely on it for lending or legal decisions.
Rental estimate
$1285/wk
Range $1180–$1390 · gross yield 1.8%
Buying costs snapshot
Stamp duty ≈ $189,109 (NSW)
Repayments ≈ $17,709/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 |
|---|---|---|
| 19 Feb 2024 | $3,159,500 | +23% |
| 5 May 2019 | $2,571,500 | — |
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.
39 Killarney Street, Mosman
House · 3 bed · 1 bath · 2 car · 202 m² · 1.0 km away
$3,535,500
1 Sep 2024
≈ $3.57m adjusted
48 Central Avenue, Mosman
House · 3 bed · 1 bath · 2 car · 193 m² · 1.6 km away
$4,508,000
26 Feb 2026
≈ $4.07m adjusted
77 Bullecourt Avenue, Mosman
House · 3 bed · 1 bath · 2 car · 216 m² · 1.8 km away
$4,048,000
22 Mar 2026
≈ $3.75m adjusted
77 Bullecourt Avenue, Mosman
House · 3 bed · 1 bath · 2 car · 216 m² · 1.8 km away
$3,908,000
7 Apr 2024
≈ $3.96m adjusted
165 Bullecourt Avenue, Mosman
House · 3 bed · 2 bath · 1 car · 228 m² · 0.8 km away
$4,296,500
14 Apr 2024
≈ $3.96m adjusted
63 Prince Albert Street, Mosman
House · 3 bed · 2 bath · 2 car · 223 m² · 0.8 km away
$4,122,000
13 May 2026
≈ $3.55m adjusted