^ abNote: The 3rd district of the Board of Equalization only serves the 47th congressional district in Los Angeles County. The 4th district of the Board of Equalization only serves the 47th congressional district in Orange County.
As of the 2020 redistricting, California's 38th congressional district is located in Southern California. It covers the South Coast Metro area of Orange County.
Orange County is split between this district, the 45th district, the 46th district, the 40th district, and the 49th district. The 47th, 45th and 46th are partitioned by Highway 405, Old Ranch Parkway, Seal Beach Blvd, St Cloud Dr, Montecito Rd, Rossmoor Center Way, 12240 Seal Beach Blvd-Los Alamitos Army Airfield, Bolsa Chica Channel, Rancho Rd, Harold Pl, Springdale St, 6021 Anacapa Dr-Willow Ln, Edward St, Bolsa Ave, Goldenwest St, McFadden Ave, Union Pacific Railroad, 15241 Cascade Ln-15241 Cedarwood Ave, Highway 39, Edinger Ave, Newland St, Heil Ave, Magnolia St, Warner Ave, Garfield Ave, the Santa Ana River, MacArthur Blvd, Harbor Blvd, Sunflower Ave, Costa Mesa Freeway, E Alton Parkway, and Red Hill Ave.
The 47th, 40th and 49th are partitioned by Barranca Parkway, Jamboree Rd, Warner Ave, Harvard Ave, Myford Rd, Highway 5, Loma Ridge Nature Preserve, Bee Canyon Access Rd, Portola Parkway, Highway 133, Highway 241, Bake Parkway, San Diego Freeway, Ridge Route Dr, Moulton Parkway, Santa Maria Ave, Via Vista, Alta Vis, Santa Vittoria Dr, Avenida del Sol, Punta Alta, Galle Azul, Bahia Blanca W, Laguna Coast Wilderness Park, Highway S18, Aliso & Wood Canyons, Vista del Sol, Highway 1, Stonington Rd, Virginia Way, 7th Ave, and Laguna Beach.
California's 47th congressional district was the scene of a congressional election (won by a deceased Democrat), and later a congressional special election (won by the Republican incumbent), featured in several episodes of the political drama The West Wing. Like the real district, the fictional one from the show is in Orange County.[55]