San Mateo
Half Marathon Calendar near San Mateo 2026-2027
Monthly updates for San Mateo
Get new running races (and updates) in your inbox every month.
Explore the top half marathons near San Mateo for 2026-2027! We've gathered 72 exciting races in the area. Check out our detailed list below to find your next local race.
Monthly updates for San Mateo
Get new running races (and updates) in your inbox every month.
October 2026