Eric Swalwell, a Democrat, has represented the district since January 2023.

As of the 2022 United States House of Representatives elections, the 14th district is in Alameda County and includes the cities of Hayward, Pleasanton, Livermore, Union City, Castro Valley, and parts of Dublin and Fremont.

Due to the 2020 redistricting, California's 14th congressional district has been shifted geographically to the East Bay.

This district and the 12th are partitioned by Grant Ave, Union Pacific, Lewelling Blvd, Wicks Blvd, Manor Blvd, Juniper St, Dayton Ave, Padre Ave, Fargo Ave, Edgemoor St, Trojan Ave, Beatty St, Fleming St, Highway 880, Floresta Blvd, Halcyon Dr, Hesperian Blvd, Thornally Dr, Highway 185, 150th Ave, Highway 580, Benedict Dr, San Leandro Creek, and Lake Chabot Regional Park.This district and the 17th are partitioned by Mission Peak Regional Park, Witherly Ln, Mission Blvd, Washington Blvd, Farallon Cmn, Paseo Padre Parkway, Grimmer Blvd, Blacow Rd, Omar St, Butano Park Dr, Farina Ln, Nimitz Freeway, Highway 84.

The 14th district takes in the north side of the city of Fremont, the western part of the city of Dublin, portions of San Leandro, cities of Hayward, Livermore, Pleasanton, and Union City as well as the census-designated places Ashland, San Lorenzo, Cherryland, Fairview, Castro Valley, and Sunol.