158 Countess Street, Mosman NSW 2088
4 bed2 bath1 car576 m² land265 m² floorBuilt 1897
Ducted air conditioningOutdoor entertaining deckRenovated kitchenDouble garage
PropertyCheck estimate
$7,075,000
as at Jun 2026
Statistical model estimate, not a professional valuation. Range reflects a ±4.3% model deviation based on 6 comparable sales. Do not rely on it for lending or legal decisions.
Rental estimate
$2715/wk
Range $2500–$2930 · gross yield 2.0%
Buying costs snapshot
Stamp duty ≈ $423,119 (NSW)
Repayments ≈ $33,572/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 |
|---|---|---|
| 13 Nov 2025 | $6,815,000 | — |
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.
21 Central Avenue, Mosman
House · 4 bed · 3 bath · 1 car · 633 m² · 0.5 km away
$7,679,500
12 Aug 2025
≈ $7.03m adjusted
66 Killarney Street, Mosman
House · 4 bed · 1 bath · 2 car · 628 m² · 0.7 km away
$5,447,500
27 Jan 2024
≈ $6.10m adjusted
102 Ourimbah Road, Mosman
House · 4 bed · 2 bath · 0 car · 847 m² · 1.1 km away
$7,594,000
11 Oct 2025
≈ $7.72m adjusted
19 Countess Street, Mosman
House · 4 bed · 1 bath · 2 car · 444 m² · 1.2 km away
$5,950,000
18 Aug 2024
≈ $6.61m adjusted
86 Muston Street, Mosman
House · 3 bed · 2 bath · 1 car · 690 m² · 0.4 km away
$6,571,000
1 May 2024
≈ $8.46m adjusted
142 Countess Street, Mosman
House · 3 bed · 2 bath · 2 car · 546 m² · 1.0 km away
$6,048,000
9 May 2026
≈ $7.26m adjusted