El Cajon, CA | Saturday, June 13, 2026Registration Open
Experience San Diego’s newest and fastest marathon! The Wicked Fast Marathon & Half Marathon San Diego is San Diego’s premier speed course, featuring a net downhill drop of under 1,500 feet from start to finish — fully compliant for Boston Qualifying with zero penalties. Starting in the mountain town of Alpine, California, runners cruise through San Diego’s East County on a smooth, scenic rolling descent and finish in unforgettable style at Sycuan Casino Resort. With long, flowing downhills, gentle rollers, and fast pavement, this course is purpose-built for PRs, BQs, and breakthrough performances — delivering a stunning Southern California race experience that’s as beautiful as it is blazing fast.