The Palomar Handicap was first run in 1945 as a six furlong race on dirt for three-year-olds. It was not run again until 1952 when it was made an event for three-year-old filles. After being put on hiatus again, it became an annual event in 1955. Since 1970, it has been contested on turf. From its inception, the race has been contested at various distances: