California's 27th Congressional District
California · CA-27
California's 27th Congressional District is one of 52 U.S. House districts in California, represented in Congress by George Whitesides (Democrat). It is home to roughly 730,276 people, with a median age of 36.6. The population is about 46% Hispanic. The median household income is $94,443, and 29% of adults 25 and older hold a bachelor’s degree or higher. In the 2024 presidential election the district was highly competitive (D+4).
Representative
Current U.S. House member (source: house.gov).
Geography
CA-27 is shown in red. Click a neighboring district to open it, or zoom out to explore the country.
Covering 815 square miles, CA-27 is the 288th-largest of the 435 congressional districts by land area. With about 896 residents per square mile, it is a largely suburban district. Its shape is very irregular: the district's Polsby-Popper score of 0.17 ranks 351st of 435 nationally, where 1st is the most compact.
Presidential results
In the 2024 presidential election, 50% of CA-27 voters backed Kamala Harris and 47% Donald Trump — a D+4 margin, the 33rd-closest result of any district in the country. That is a 8.0-point shift toward the Republicans from 2020, when the district voted D+12.
Two-party presidential vote by district (source: The Downballot).
Who lives here
The median resident of the district is 36.6 years old; 25.3% of residents are under 18 and 12.8% are 65 or older. About 23.7% of residents were born outside the United States, and 43.4% speak a language other than English at home.
U.S. Census Bureau, American Community Survey (5-year estimates).
Economy & education
At $94,443, the district's median household income ranks 99th of 435 districts nationwide. The typical owner-occupied home is worth $590,820, and the median rent is $1,974 a month. 12.1% of residents live below the poverty line, and workers average a 37.1-minute commute (13% work from home).
U.S. Census Bureau, American Community Survey (5-year estimates).