The suburb of Leda is situated 35 kilometers south of the Perth CBD. As of May 2026, its population is estimated at approximately 3,367 residents, representing a 5.2% increase of 165 people since the 2021 Census, which recorded 3,202 residents. This population estimate is based on statistical area counts and quarterly address updates. A standout characteristic of the local population is the high proportion of children, who typically possess lower levels of formal education, alongside a demographic showing limited expansion patterns overall. The local property market is characterized by a strong representation of mortgage holders, a housing stock dominated by detached dwellings, and a notable proportion of children aged 0 to 4. The community has an average taxpayer income of $78,329, supported by a significant administrative employment base and an above-average household size. While general descriptions of Calista emphasize its natural beauty, parklands, and community spirit, the suburb of Leda presents its own distinct profile of demography, housing, and income within the southern Perth region.
Estimated residents are up from 3,202 at the 2021 Census — a change of 165 people, or 5.2%.