# Running Races in San Mateo, CA (2026)

> 5 upcoming races in and around San Mateo, California.

- **Page:** https://runthis.run/races/california/san-mateo

## Races

- **[18th Annual GO2 San Francisco Bay Area 5K](https://runthis.run/event/rs-166235-18th-annual-go2-san-francisco-bay-area-5k)** — Sun, Sep 20, 2026 · 12:00 AM UTC · San Mateo, CA · 5K
- **[Cookie Run 5K/10K/13.1 SAN FRANCISCO](https://runthis.run/event/rs-201403-cookie-run-5k-10k-13-1-san-francisco)** — Sat, Oct 10, 2026 · 12:00 AM UTC · San Mateo, CA · 5K / 10K / Marathon / 1 mile
- **[Coffee Lovers Run 5K/10K/13.1 SAN FRANCISCO](https://runthis.run/event/rs-201535-coffee-lovers-run-5k-10k-13-1-san-francisco)** — Sat, Oct 10, 2026 · 12:00 AM UTC · San Mateo, CA · 5K / 10K / Marathon / 1 mile
- **[A Merry Christmas Run 5K/10K/13.1 SAN FRANCISCO](https://runthis.run/event/rs-205023-a-merry-christmas-run-5k-10k-13-1-san-francisco)** — Sat, Dec 26, 2026 · 12:00 AM UTC · San Mateo, CA · 5K / 10K / Marathon / 1 mile
- **[New Year's Run 5K/10K/13.1 SAN FRANCISCO](https://runthis.run/event/rs-208023-new-years-run-5k-10k-13-1-san-francisco)** — Sat, Dec 26, 2026 · 12:00 AM UTC · San Mateo, CA · 5K / 10K / Marathon / 1 mile

## Races by distance in San Mateo

- [5K races in San Mateo (5)](https://runthis.run/races/california/san-mateo/5k.md)
- [10K races in San Mateo (4)](https://runthis.run/races/california/san-mateo/10k.md)
- [Half Marathon races in San Mateo (4)](https://runthis.run/races/california/san-mateo/half-marathon.md)

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Source: [https://runthis.run/races/california/san-mateo](https://runthis.run/races/california/san-mateo) — data from Run This (runthis.run).