# Half Marathon Races in Saint Louis, MO (2026)

> 3 upcoming Half Marathon races in Saint Louis, Missouri.

- **Page:** https://runthis.run/races/missouri/saint-louis/half-marathon

## Races

- **[Saint Louis Half Marathon and 5K](https://runthis.run/event/rs-93658-saint-louis-half-marathon-and-5k)** — Sun, Nov 8, 2026 · 12:00 AM UTC · Saint Louis, MO · Marathon / 5K
- **[St. Louis Track Club 2026-2027 Frostbite Series](https://runthis.run/event/rs-102668-st-louis-track-club-2026-2027-frostbite-series)** — Sat, Dec 12, 2026 · 12:00 AM UTC · Saint Louis, MO · 1.9 mi / Marathon / 2.0 mi / 10.0 mi / 5K / 12.4 mi / 4.0 mi / 3.0 mi / 9.3 mi / 7.5 mi
- **[ShITR - Shivery Icy Trail Run](https://runthis.run/event/rs-171983-shitr-shivery-icy-trail-run)** — Sun, Jan 3, 2027 · 12:00 AM UTC · Saint Louis, MO · 1 mile / 5K / 10K / Marathon

## Nearby

- [All races in Saint Louis, MO](https://runthis.run/races/missouri/saint-louis.md)
- [Half Marathon races in Missouri](https://runthis.run/races/missouri/half-marathon.md)

---

Source: [https://runthis.run/races/missouri/saint-louis/half-marathon](https://runthis.run/races/missouri/saint-louis/half-marathon) — data from Run This (runthis.run).