Cost of living in Castaic, CA

Castaic is a census-designated place in Los Angeles County, CA. ACS 2024 5-year population is 17,999. Median gross rent is $1,770 (ACS 2024 5-year, this place). Median home value is $792,000. Median household income is $129,863. Insurance is the NAIC state average; food is a USDA plan — no town indexes.