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Marathons in Michigan, United States

100 upcoming marathons listed in Michigan across 2 cities. Next: BRB - Back Roads Bound Half Marathon on August 8, 2026.

100marathons upcoming
2cities
August 8, 2026Next race
Marathon, Half marathon, Ultra, 10K, 5K, RelayDistances
Ann Arbor, Michigan, United States
05OCT
42.2K
Ann Arbor Marathon
Ann Arbor, Michigan, United States
October 5, 2026 OCT
Gwinn, Michigan, United States
10OCT
ULTRA
Anderson Lake Backyard Ultra
Gwinn, Michigan, United States
October 10, 2026 OCT
Lansing, Michigan, United States
10OCT
21.1K
Hot Cider Hustle - Lansing Half Marathon, 10K & 5K
Lansing, Michigan, United States
October 10, 2026 OCT
Alma, Michigan, United States
10OCT
21.1K
Lane Walker Foundation Race
Alma, Michigan, United States
October 10, 2026 OCT
Vandalia, Michigan, United States
10OCT
42.2K
Sandhill Crane All Trail Half Marathon/10K/5K
Vandalia, Michigan, United States
October 10, 2026 OCT
Caledonia, Michigan, United States
10OCT
42.2K
Spooky Sprint - Grand Rapids
Caledonia, Michigan, United States
October 10, 2026 OCT
West Olive, Michigan, United States
10OCT
ULTRA
The Ultra Bird 12hr and 6hr Trail Races
West Olive, Michigan, United States
October 10, 2026 OCT
Michigan, United States
17OCT
ULTRA
Detroit Marathon
Michigan, United States
October 17, 2026 OCT
Corunna, Michigan, United States
17OCT
21.1K
Haunted 5K, 10K, & 13.1M at Corunna, MI
Corunna, Michigan, United States
October 17, 2026 OCT
Michigan, United States
17OCT
ULTRA
Spooky Sprint- Lansing
Michigan, United States
October 17, 2026 OCT
Detroit, Michigan, United States
18OCT
42.2K
Detroit Free Press Marathon
Detroit, Michigan, United States
October 18, 2026 BQ Qualifier
Michigan, United States
18OCT
ULTRA
Lakeshore Long Run
Michigan, United States
October 18, 2026 OCT
Grand Rapids, Michigan, United States
18OCT
42.2K
myTEAM TRIUMPH West MI - GR Marathon -- Captain & Angel Registration
Grand Rapids, Michigan, United States
October 18, 2026 OCT
Walker, Michigan, United States
18OCT
42.2K
The Micro: Breaking 4
Walker, Michigan, United States
October 18, 2026 OCT
University of Michigan Health-West Grand Rapids Marathon
18OCT
42.2K
University of Michigan Health-West Grand Rapids Marathon
Grand Rapids, Michigan, United States
October 18, 2026 BQ Qualifier
Flint, Michigan, United States
24OCT
21.1K
Halloween Hustle
Flint, Michigan, United States
October 24, 2026 OCT
Lansing, Michigan, United States
24OCT
42.2K
Haunted 5K, 10K, 13.1M & 26.2M at Lansing, MI
Lansing, Michigan, United States
October 24, 2026 OCT
Mackinac Island, Michigan, United States
24OCT
21.1K
Mackinac Island Great Turtle Half Marathon & 5.7 Mile
Mackinac Island, Michigan, United States
October 24, 2026 OCT
Milford, Michigan, United States
24OCT
21.1K
Michigan Monster Dash
Milford, Michigan, United States
October 24, 2026 OCT
Ypsilanti, Michigan, United States
24OCT
21.1K
Spooky Sprint - Ann Arbor
Ypsilanti, Michigan, United States
October 24, 2026 OCT
Michigan, United States
25OCT
ULTRA
Spooky Sprint - Grand Rapids
Michigan, United States
October 25, 2026 OCT
Lansing, Michigan, United States
25OCT
21.1K
Spooky Sprint- Lansing
Lansing, Michigan, United States
October 25, 2026 OCT
Grand Rapids, Michigan, United States
25OCT
42.2K
the overGRound marathon/relay
Grand Rapids, Michigan, United States
October 25, 2026 OCT
Walker, Michigan, United States
31OCT
21.1K
Hot Cider Hustle - Grand Rapids Half Marathon, 10K & 5K
Walker, Michigan, United States
October 31, 2026 OCT

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Cities

Place Marathons
Detroit 1
Grand Rapids 1

Planning notes for Michigan, United States

Use this region page to shortlist 100 upcoming races by date, distance, registration path, and official source.

  • Next raceBRB - Back Roads Bound Half Marathon on August 8, 2026
  • Busy monthsOctober (29), September (28), August (16)
  • DistancesMarathon, Half marathon, Ultra, 10K, 5K, Relay
  • VerifyOpen each race page, then confirm details from its official, registration, course-map, or source link.

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