Half Marathon races in San Diego, California (CA), United States (US)

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Mermaid Half Marathon San Diego [event website]
Mar 14, 2026

10k 5k Half Marathon Run
San Diego Half Marathon & Padres 5K [event website]
Mar 22, 2026

10k 5k Half Marathon Run
San Diego Holiday Half Marathon & 5K [event website]
Dec 20, 2025

5k Half Marathon Run
Dirty December Trail Run
Dec 21, 2025

10k Half Marathon Run Ultra