Running Races in Saint Charles, Missouri 2026 | Browse All Races

There are 6 running races in Saint Charles, Missouri in 2026. The next is the Hometown Half Marathon & 5k/10k - St Louis on May 16. Distances include 5K races, trail runs.

Hometown Half Marathon & 5k/10k - St Louis

Sat, May 16 · Saint Charles, MO Saint Charles

Virtual 1 Mile5k10k +4

From $17 Open 5 spots left

Love to Run St. Charles 5k | 10k | Half Marathon

Sat, Jun 13 · Saint Charles, MO Saint Charles

Road 5K10KHalf Marathon +1

From $7 Open

St. Luke's New Town Triathlon

Sat, Jul 11 · Saint Charles, MO Saint Charles

Triathlon Elite IndividualLong Individual TriathlonTriathlon Relay +3

From $45 Open

Corps of Discovery Trail Races

Sat, Aug 29 · Saint Charles, MO Saint Charles

Trail 5 MileHalf Marathon8 Mile

From $55 Open

Backyard Ultra in New Town (Oct 10 8:00AM)

Sat, Oct 10 · Saint Charles, MO Saint Charles

Road 2nd Annual Backyard Ultra Marathon at NewTown

From $25 Open

MO' Cowbell Marathon/Half-Marathon/10K/5K

Sun, Nov 8 · Saint Charles, MO Saint Charles

Virtual 5KVirtual 5KVirtual 10K +5

From $35 Open

Running Races in Saint Charles, Missouri — 2026