The 39th congressional district is located in California and includes parts of Orange County and Los Angeles County. It encompasses cities such as Fullerton, Brea, and Yorba Linda. The district is known for its diverse population and suburban communities. This district is represented in the U.S. House of Representatives and has undergone various changes in its boundaries over the years due to redistricting. The current representative is a member of the Republican Party, reflecting the district's political leanings in recent elections.