The 2020 Los Angeles County Board of Supervisors elections took place on March 3, 2020 with runoff elections held on November 3, 2020 to elect members of the Los Angeles CountyBoard of Supervisors. Three of the five seats on the board were up for election.
With the election of Holly Mitchell in the second district, the board of supervisors consists entirely of women for the first time in history.
Municipal elections in California are officially nonpartisan; candidates' party affiliations do not appear on the ballot.