21 Balmoral Ave, Mosman NSW 2088
Mosman House
Technical details
How this sale compares
The 2025 sale was 252% above the Mosman median house price for that year ($5,828,000 across 237 sales).
At $35,627 per square metre of land, it compares with a Mosman median of $11,392 per square metre over the last 12 months.
Mosman 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 Mosman sold prices by year.
Rent and yield
Houses in postcode 2088 rented for a median $2,000 a week, from 257 bonds lodged Oct 2025 to Sep 2026.
On its last sale of $20,500,000 on 19 Dec 2025, that rent is a gross yield of 0.5% 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 Mosman.
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 | |||
|---|---|---|---|---|---|---|
| 19 Dec 2025 | 26 May 2026 | $20,500,000 | - | - | - | 2/382452 |
$20,500,000 Sold 19 Dec 2025
Settled26 May 2026
Beds-
Baths-
Cars-
Title reference: 2/382452
Recent sales on Balmoral Ave
Sold in the last two years.
- 15 Balmoral Ave, Mosman 2088 $15,880,000 sold 19 Nov 2025, 788 m²
Recent sales nearby
Sold in the last 12 months within about 400 metres.
- 210 Raglan St, Mosman 2088 $9,600,000 sold 3 Sep 2026, 735 m²
- 29/4 Mandolong Rd, Mosman 2088 $1,465,000 sold 3 Sep 2026
- 12/822 Military Rd, Mosman 2088 $865,000 sold 1 Sep 2026
- 14/669 Military Rd, Mosman 2088 $1,600,000 sold 12 Aug 2026
- 1/7 Belmont Rd, Mosman 2088 $1,235,000 sold 7 Aug 2026
- 8/822 Military Rd, Mosman 2088 $825,000 sold 29 Jul 2026
- 5 Botanic Rd, Mosman 2088 $8,700,000 sold 22 Jul 2026, 436 m²
- 2/6 Mandolong Rd, Mosman 2088 $1,450,000 sold 17 Jul 2026