Cost of living in San Marino, CA

San Marino is a Census city in Los Angeles County, CA. ACS 2024 5-year population is 12,216. Median gross rent is $3,501 (ACS 2024 5-year, this place). Median home value is $2,000,001. Median household income is $214,167. Insurance is the NAIC state average; food is a USDA plan — no town indexes.