Marathons in Michigan, United States
68 upcoming races are listed in Michigan, including 23 marathons, 56 half marathons and 19 ultras. The next is Run Iron Mountain Half Marathon | 1OK | 5K | 1 Mile Fun Run on September 26, 2026.
October has the most races. Race pages link the official source where we have one. Confirm dates and prices with the organizer before you register.
68
Races listed
23
Marathons
October
Busiest month
16 Jun
Last updated
Go a level deeper
Links go down the map, not sideways. Each region and city has its own page of races.
Cities
Common questions
When is the next race in Michigan?
Run Iron Mountain Half Marathon | 1OK | 5K | 1 Mile Fun Run on September 26, 2026. The table above lists every upcoming race in date order.
Which months are busiest in Michigan?
October (29), September (12), November (12), counting every upcoming race listed in Michigan.
Which distances can I run in Michigan?
The listed races include 23 marathons, 56 half marathons, 19 ultras, 32 10Ks and 42 5Ks. Many events offer more than one distance on the same day.
How do I confirm a race’s details?
Open the race page and check its provenance ledger, which shows where each fact came from. Then confirm the date, price and entry rules with the organizer before you register or book travel.
Spotted something wrong on this page?
Dates and prices move · tell us and we check the organizer’s source