# Ultra Races in Auburn, CA (2026)

> 3 upcoming Ultra races in Auburn, California.

- **Page:** https://runthis.run/races/california/auburn/ultra

## Races

- **[AERC Mileage Challenge](https://runthis.run/event/rs-208493-aerc-mileage-challenge)** — Tue, Sep 22, 2026 · 12:00 AM UTC · Auburn, CA · 100.0 mi
- **[FOURmidable](https://runthis.run/event/rs-42325-fourmidable)** — Sat, Feb 13, 2027 · 12:00 AM UTC · Auburn, CA · 31.1 mi / 21.7 mi / 8.1 mi / 13.4 mi
- **[Run the Robie (100 Mile relay )](https://runthis.run/event/rs-206964-run-the-robie-100-mile-relay)** — Thu, Jun 24, 2027 · 12:00 AM UTC · Auburn, CA · 1 mile / 100.0 mi

## Nearby

- [All races in Auburn, CA](https://runthis.run/races/california/auburn.md)
- [Ultra races in California](https://runthis.run/races/california/ultra.md)

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Source: [https://runthis.run/races/california/auburn/ultra](https://runthis.run/races/california/auburn/ultra) — data from Run This (runthis.run).