[1] As a result of the 2022 elections, members of the Democratic Party hold all seats on the board though it is officially nonpartisan.

[2] The Board of Supervisors is responsible for overseeing the operation of government and laws concerning Santa Clara County.

Members of the Santa Clara Board of Supervisors are paid a total salary of $192,686 per year as of 2023.

Candidates are officially listed on the ballot as nonpartisan, but are usually affiliated with a political party.

Santa Clara County received media attention in the 1980s as the "feminist capital of the nation" because of significant amounts of women in elected positions, including a majority of the Board of Supervisors from 1980 to 1985.