1948 United States presidential election in California

The 1948 United States presidential election in California took place on November 2, 1948, as part of the 1948 United States presidential election. State voters chose 25 representatives, or electors, to the Electoral College, who voted for president and vice president.

California narrowly voted for the Democratic incumbent, Harry Truman, over the Republican challenger, New York Governor Thomas E. Dewey, even though Dewey's running mate was California Governor Earl Warren. California was the tipping-point state for Truman's victory.

Counties that flipped from Democratic to Republican

 * Butte
 * Glenn
 * Marin
 * Mariposa
 * Mendocino
 * Monterey
 * Napa
 * Nevada
 * San Bernardino
 * San Joaquin
 * San Luis Obispo
 * San Mateo
 * San Diego
 * Santa Clara
 * Santa Barbara
 * Tehama
 * Stanislaus
 * Tuolumne