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
| Date | Race | City | Distances | From |
|---|---|---|---|---|
| 17 Oct 2026 17Oct 26 | Haunted 5K, 10K, & 13.1M at Corunna, MI | Corunna | 21.1K · 10K · 5K | - |
| 17 Oct 2026 17Oct 26 | Spooky Sprint- Lansing | Michigan | Ultra · 21.1K | - |
| 18 Oct 2026 18Oct 26 | Detroit Free Press Marathon | Detroit | 42.2K · 21.1K · 5K | $90–$160 |
| 18 Oct 2026 18Oct 26 | Lakeshore Long Run | Michigan | Ultra · 21.1K | - |
| 18 Oct 2026 18Oct 26 | myTEAM TRIUMPH West MI - GR Marathon -- Captain & Angel Registration | Grand Rapids | 42.2K · 21.1K | - |
| 18 Oct 2026 18Oct 26 | The Micro: Breaking 4 | Walker | 42.2K | - |
| 18 Oct 2026 18Oct 26 | University of Michigan Health-West Grand Rapids Marathon | Grand Rapids | 42.2K · 21.1K · 10K | $70–$130 |
| 24 Oct 2026 24Oct 26 | Halloween Hustle | Flint | 21.1K | - |
| 24 Oct 2026 24Oct 26 | Haunted 5K, 10K, 13.1M & 26.2M at Lansing, MI | Lansing | 42.2K · 21.1K · 10K | - |
| 24 Oct 2026 24Oct 26 | Mackinac Island Great Turtle Half Marathon & 5.7 Mile | Mackinac Island | 21.1K · 5.7 Miler · Virtual | - |
| 24 Oct 2026 24Oct 26 | Michigan Monster Dash | Milford | 21.1K · 10K · 5K | - |
| 24 Oct 2026 24Oct 26 | Spooky Sprint - Ann Arbor | Ypsilanti | 21.1K · 10K · 5K | - |
| 25 Oct 2026 25Oct 26 | Spooky Sprint - Grand Rapids | Michigan | Ultra · 21.1K | - |
| 25 Oct 2026 25Oct 26 | Spooky Sprint- Lansing | Lansing | 21.1K · 10K · 5K | - |
| 25 Oct 2026 25Oct 26 | the overGRound marathon/relay | Grand Rapids | 42.2K · Relay | - |
| 31 Oct 2026 31Oct 26 | Hot Cider Hustle - Grand Rapids Half Marathon, 10K & 5K | Walker | 21.1K · 10K · 5K | - |
| 31 Oct 2026 31Oct 26 | Redeem Mi Run | Montague | 21.1K · 5K · Virtual | - |
| 7 Nov 2026 07Nov 26 | Gobbler 5K, 10K, & 13.1M at Grand Ledge, MI | Grand Ledge | 21.1K · 10K · 5K | - |
| 7 Nov 2026 07Nov 26 | Keweenaw Ultramarathon | Houghton | 50K · 25K | - |
| 7 Nov 2026 07Nov 26 | Miles 4 Meals | White Lake | 21.1K · 8 Miler · 5K | - |
| 8 Nov 2026 08Nov 26 | The Rock CF Thumb Coast Marathon, Half Marathon, and 5K | Port Austin | 42.2K · 21.1K · 5K | - |
| 21 Nov 2026 21Nov 26 | Gobbler 5K, 10K, & 13.1M at Corunna, MI | Corunna | 21.1K · 10K · 5K | - |
| 22 Nov 2026 22Nov 26 | Turkey Trails- Grand Rapids | Zeeland | 21.1K · 10K · 5K | - |
| 26 Nov 2026 26Nov 26 | Turkey Trail Trot & the Leftovers Race | Shelby Township | 21.1K · 10K · 6 Miler | - |
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