5K Races in Saint Charles, Missouri 2026 — MyNextRace

There are 2 5K races in Saint Charles, Missouri in 2026. The next is the Backyard Ultra in New Town (Oct 10 8:00AM) on October 10.

Sat, Oct 10 · Saint Charles, MO Saint Charles

Road First Annual 2.6 Mile Ruck Backyard Marathon at NewTown2nd Annual Backyard Ultra Marathon at NewTown

From $25 Open

Sun, Nov 8 · Saint Charles, MO Saint Charles

Virtual Virtual 5K5K10K +5

From $35 Open

5K Races in Saint Charles, Missouri