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California's 48th district

U.S. House district profile: the sitting representative, 2024 Census demographics (119th-district boundaries), partisan lean, and 2026 race rating.

Representative

Official portrait of Darrell Issa

Darrell Issa

CA · District 48
RepublicanChair, Courts, Intellectual Property, Artificial Intelligence, and the InternetCook: Lean D
Raised $2,090,221 · 241K followers (office + personal) · missed 1.3% of votes
25.7 years in Congress · Up for reelection: 2026
House Committee on Science, Space, and Technology · House Committee on the Judiciary +7 more
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Cook PVI: D+2

2026 race rating: Lean D

District demographics

MeasureValue
Population768,439
Median household income$114,972
Median age39.2
Bachelor's degree or higher35.2%
White alone48.8%
Black alone2.8%
Hispanic or Latino31.9%
Asian alone8.5%
Unemployment rate4.5%
Population density (per sq mi)213

Source: U.S. Census Bureau, 2024 American Community Survey 1-year estimates (tables B01003, B01002, B19013 and related), 119th Congress district boundaries, released September 2025; land area from the 2025 Gazetteer.