California's 28th senatorial district is one of 40 California State Senate districts. It is currently represented by of .
The district contains Downtown Los Angeles and most of South Los Angeles, including Park La Brea, Pico-Union, Mid City, West Adams, Baldwin Hills, Hyde Park, Nevin, Leimert Park, Jefferson Park, Crenshaw, Vermont Square, Adams-Normandie, Florence, Exposition Park, and University Park. It also includes suburbs of Culver City, Ladera Heights, and a small part of the Westside Los Angeles neighborhoods, including Palms, Mar Vista, and Playa Vista.
Due to redistricting, the 28th district has been moved around different parts of the state. The current iteration resulted from the 2021 redistricting by the California Citizens Redistricting Commission.