2021 research identifies Sydney's northern beaches as the most profitable suburbs for home buyers with 98% capital gains on property resales.

New research reveals Sydney's most profitable suburbs for home buyers, with the northern beaches topping the list at 98% capital gains on property resales. Woollahra and the Blue Mountains rank 2nd and 3rd with 97.8% gains. In contrast, high apartment development areas see up to one in five homes selling at a loss.