48 Duffy Ave, Thornleigh NSW 2120

Sold for $1,988,000 in Feb 2026, up $773,000 (64%) on the $1,215,000 paid in Apr 2015. That is about 4.6% a year over 11 years.

Over the same period the median house price in Thornleigh rose 57%, from $1,180,000 in 2015 to $1,850,000 in 2026.

The 2026 sale was 7% above the Thornleigh median house price for that year ($1,850,000 across 44 sales).

At $4,808 per square metre of land, it compares with a Thornleigh median of $2,484 per square metre over the last 12 months.

Thornleigh 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 Thornleigh sold prices by year.

Houses in postcode 2120 rented for a median $900 a week, from 234 bonds lodged Oct 2025 to Sep 2026.

On its last sale of $1,988,000 on 7 Feb 2026, that rent is a gross yield of 2.4% 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 Thornleigh.