There are 15 running races in Portland, Maine in 2026. The next is the Portland Kids Duathlon on July 19. Distances include 5K races, marathons.

Portland Kids Duathlon

Sun, Jul 19 · Portland, ME Portland
Virtual Bike Event - 3-5 year oldsBike/Run for 5-8 year oldsRun/Bike/Run for 8-12 year olds +1