Half Marathon 2025 San Diego Route

Half Marathon 2025 San Diego Route. The san diego holiday half marathon is a fast 13.1 mile course that starts on penasquitos drive and carmel mountain road, then travels sw along carmel mountain rd (your only ‘real’ hill at. The flat and fast course features beautiful bay views along the running path at mission bay.

Half marathon course course map here! An annual early summer running tradition for the past decade and a half here in one of southern california’s most naturally beautiful and picturesque cities, the storied san diego rock ‘n’ roll.