California Population 2025 By City Population. The current population of torrance, california is 136,818 based on our projections of the latest us census estimates (released may 2025). List of the largest cities in the state of california, ranked by population, using the the latest 2025 census population data.
The current population of ontario, california is 184,705 based on our projections of the latest us census estimates (released may 2025). Presented below is a list of 1,571 california cities, arranged in descending order based on population size.