2/10-12 Cooper Street, Double Bay NSW 2028

Sold for $3,450,000 in Sep 2025, up $950,000 (38%) on the $2,500,000 paid in Apr 2021. That is about 7.6% a year over 4.4 years.

Over the same period the median unit price in Double Bay rose 5%, from $2,105,000 in 2021 to $2,200,000 in 2025.

The 2025 sale was 57% above the Double Bay median unit price for that year ($2,200,000 across 113 sales).

Since then the median unit price in Double Bay has risen 5%, from $2,200,000 in 2025 to $2,300,000 over the last 12 months (69 sales).

Double Bay 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 Double Bay sold prices by year.

Units in postcode 2028 rented for a median $1,050 a week, from 331 bonds lodged Oct 2025 to Sep 2026.

On its last sale of $3,450,000 on 2 Sep 2025, that rent is a gross yield of 1.6% 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 Double Bay.