San Diego

Temporary 1.65 mile street track which was to be used for a 1999 American Le Mans Series race which didn't happen, but was instead used for a TransAm race in 2000. The track is based in the Naval Training Center.

Also in San Diego was a 91.7 mile road course used on the 1st January 1913 for an AAA race.

The San Diego World Fair Expo was held in San Diego in 1915, and as part of the celebrations a road race was held on a 5.982 mile circuit on the 9th January.

Coronado Street Course

A 3.400 mile/5.472 km anti-clockwise street circuit around the Naval Air Station North Island, Coronado, was first used on the 21st June 2026 for a round of the NASCAR series.