California's 39th Congressional District
California · CA-39
California's 39th Congressional District is one of 52 U.S. House districts in California, represented in Congress by Mark Takano (Democrat). It is home to roughly 758,276 people, with a median age of 32.9. The population is about 62% Hispanic. The median household income is $88,340, and 19% of adults 25 and older hold a bachelor’s degree or higher. In the 2024 presidential election it voted leaning Democratic (D+10).
Representative
Current U.S. House member (source: house.gov).
Geography
CA-39 is shown in red. Click a neighboring district to open it, or zoom out to explore the country.
Covering 268 square miles, CA-39 is the 355th-largest of the 435 congressional districts by land area. With about 2,829 residents per square mile, it is a largely suburban district. Its shape is irregular: the district's Polsby-Popper score of 0.19 ranks 330th of 435 nationally, where 1st is the most compact.
Presidential results
In the 2024 presidential election, 53% of CA-39 voters backed Kamala Harris and 44% Donald Trump — a D+10 margin. That is a 16.0-point shift toward the Republicans from 2020, when the district voted D+26.
Two-party presidential vote by district (source: The Downballot).
Who lives here
The median resident of the district is 32.9 years old, making this one of the youngest districts in the nation by median age; 25.3% of residents are under 18 and 10.7% are 65 or older. About 25% of residents were born outside the United States, and 52.1% speak a language other than English at home.
U.S. Census Bureau, American Community Survey (5-year estimates).
Economy & education
At $88,340, the district's median household income ranks 137th of 435 districts nationwide. The typical owner-occupied home is worth $488,679, and the median rent is $1,854 a month. 12.3% of residents live below the poverty line, and workers average a 35.3-minute commute (7.9% work from home).
U.S. Census Bureau, American Community Survey (5-year estimates).