Half Marathons in Michigan 2026 | Upcoming Races & Dates

There are 57 half marathons in Michigan scheduled for 2026. The next is the Michigan Dogman Trail Series in Thompsonville on September 4. Michigan half marathons run primarily September through August.

Time to Paddy 5K/10K & Lucky 13.1 - Lansing

Sun, Mar 7 · Lansing, MI Lansing

1 Mile1 Mile5K +11

From $17 Open Closing Soon 5 spots left

15th Annual Rock CF Rivers Half Marathon & 5K

Sun, Mar 21 · Grosse Ile, MI Grosse Ile

5K Run/Walk5K Run/WalkHalf Marathon +5

From $40 Closed

Hometown Half Marathon/5K/10K - Lansing

Sat, May 22 · Lansing, MI Lansing

1 Mile1 Mile5k +13

From $0 Open 5 spots left

Shi-Tri

Sun, May 23 · Owosso, MI Owosso

IndividualIndividual2-3 person relay team +1

From $60 Open

Dr. John Seaman Memorial 5k Run/Walk/Bike

Sat, May 29 · Vicksburg, MI Vicksburg

Dr. John Seaman Memorial 5k Run/WalkDr. John Seaman Memorial 5K Run/Walk 2027Dr. John Seaman Memorial 5k Bike Race +1

From $35 Closed

Pictured Rocks Road Race 2027

Sun, Jun 27 · Munising, MI Munising

10K10K1/2 Marathon +1

From $40 Open

Pine Mountain 500

Sun, Aug 8 · Iron Mountain, MI Iron Mountain

Pine Muddin' 500 - Trail RunPine Muddin' 500 - Trail RunPine Mountain 500 +9

From $30 Closed

Half Marathons in Michigan — 2026