The San Diego Handicap is an American Thoroughbred horse race held annually in late July/early August at the Del Mar Racetrack in Del Mar, California.
It is considered the track's key prep race for its foremost attraction, the $1-million Pacific Classic Stakes.
Inaugurated in 1937, it was first run on July 3 as part of the first-ever racecard at Del Mar Racetrack.
Since inception it has been contested at various distances: The race was not run in 1939-1940 and from 1942 through 1944.
From 2007 to 2014, the race was run on a Polytrack artificial dirt surface.