California's 40th Congressional District
California · CA-40
California's 40th Congressional District is one of 52 U.S. House districts in California, represented in Congress by Young Kim (Republican). It is home to roughly 762,998 people, with a median age of 39.3. The population is about 47% White. The median household income is $120,060, and 37% of adults 25 and older hold a bachelor’s degree or higher. In the 2024 presidential election the district was highly competitive (R+2).
Representative
Current U.S. House member (source: house.gov).
Geography
CA-40 is shown in red. Click a neighboring district to open it, or zoom out to explore the country.
By the Polsby-Popper measure, CA-40 is irregular in shape compared with other districts.
Presidential results
Two-party presidential vote by district (source: The Downballot).
Who lives here
U.S. Census Bureau, American Community Survey (5-year estimates).
Economy & education
U.S. Census Bureau, American Community Survey (5-year estimates).