142 Countess Street, Mosman NSW 2088
3 bed2 bath2 car546 m² land267 m² floorBuilt 1951
Swimming poolNorth-facing rear yardOutdoor entertaining deckDucted air conditioning
PropertyCheck estimate
$6,056,000
as at Jun 2026
Statistical model estimate, not a professional valuation. Range reflects a ±5.2% model deviation based on 6 comparable sales. Do not rely on it for lending or legal decisions.
Rental estimate
$2250/wk
Range $2070–$2430 · gross yield 1.9%
Buying costs snapshot
Stamp duty ≈ $351,789 (NSW)
Repayments ≈ $28,736/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 |
|---|---|---|
| 9 May 2026 | $6,048,000 | — |
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.
101 Bradleys Head Road, Mosman
House · 3 bed · 2 bath · 2 car · 530 m² · 0.7 km away
$5,651,500
1 Apr 2025
≈ $6.07m adjusted
101 Bradleys Head Road, Mosman
House · 3 bed · 2 bath · 2 car · 530 m² · 0.7 km away
$5,433,500
2 Jan 2025
≈ $5.88m adjusted
101 Bradleys Head Road, Mosman
House · 3 bed · 2 bath · 2 car · 530 m² · 0.7 km away
$5,915,500
4 Dec 2024
≈ $6.42m adjusted
86 Bullecourt Avenue, Mosman
House · 3 bed · 2 bath · 2 car · 457 m² · 1.5 km away
$5,862,000
10 Feb 2026
≈ $5.88m adjusted
86 Bullecourt Avenue, Mosman
House · 3 bed · 2 bath · 2 car · 457 m² · 1.5 km away
$5,077,000
19 Jan 2024
≈ $5.60m adjusted
86 Muston Street, Mosman
House · 3 bed · 2 bath · 1 car · 690 m² · 1.3 km away
$6,571,000
1 May 2024
≈ $7.08m adjusted