City Guide

San Diego, CA.

Discover the best running events in San Diego, CA. From local 5Ks to major marathons.

All Events

2 upcoming races

Jun 6, 2027

Opening Soon

Rock 'n' Roll San Diego

San Diego, CA, United States

Marathon

Also: Half Marathon, 5K

See full guide

Jul 26, 2026

completed

Medio Maratón Internacional de Tijuana

Tijuana, Baja California, Mexico

Half Marathon

See full guide

Browse by Distance

Marathon (26.2 miles / 42.2 km)

Jun 6, 2027

Opening Soon

Rock 'n' Roll San Diego

San Diego, CA, United States

Marathon

Also: Half Marathon, 5K

See full guide

Half Marathon (13.1 miles / 21.1 km)

Jul 26, 2026

completed

Medio Maratón Internacional de Tijuana

Tijuana, Baja California, Mexico

Half Marathon

See full guide

Plan Your Race

Pace Calculator

Plan your splits and finish time

Race Predictor

Predict your time from a recent result

BQ Calculator

Check your Boston qualifying time

Fuel Planner

Plan your race-day nutrition

Difficulty Analyzer

Score the course difficulty

Training Paces

Get your VDOT training zones

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