Ultras in Michigan — 2026

There are 43 ultras in Michigan scheduled for 2026. The next is the Mackinac Island Eight Mile Run & Walk in Mackinac Island on September 12. Michigan ultras run primarily September through July.

Mackinac Island Eight Mile Run & Walk

Sat, Sep 12 · Mackinac Island, MI Mackinac Island

8 Mile Virtual Race8 Mile Walk8 MIle Run +1

From $15 Open Closing Soon

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PEDALS

Sun, Sep 13 · Cannonsburg, MI Cannonsburg

PEDALS 5k Run/Walk/RollPEDALS 16 Mile Mountain Bike RidePEDALS 20-Mile Road Ride +3

From $50 Open Closing Soon

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Golden Harvest Half Marathon & 5k/10k - Grand Rapids

Sun, Sep 20 · Sand Lake, MI Sand Lake

1 Mile5K10K +7

From $17 Open 5 spots left

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Calvin Classic 5k and Youth Fun Run

Sat, Sep 26 · Grand Rapids, MI Grand Rapids

Handcycle5kVirtual 5k +2

From $8 Open Closing Soon

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Golden Harvest Half Marathon & 5k/10k - Ann Arbor

Sat, Sep 26 · Milford, MI Milford

1 Mile5K10K +7

From $17 Open Closing Soon 5 spots left

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Golden Harvest Half Marathon & 5k/10k - Lansing

Sun, Sep 27 · Lansing, MI Lansing

1 Mile5K10K +7

From $17 Open Closing Soon 5 spots left

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1st Ostomy 'Run for Resilience' 5k [Ann Arbor, MI]

Fri, Oct 2 · Dexter, MI Dexter

Ostomy 5k - OPEN DivisionOstomy 5k - OSTOMATE DivisionKids 50 Dash [AGES 6 to 10] +2

From $0 Open

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Scarecrow Festival Fun Run/Walk

Sat, Oct 3 · Oxford, MI Oxford

1 MILE FUN RUN/WALK5K RUN/WALKLIL PUMPKIN DASH (100 YDS)

From $10 Open

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Wolverine State 100

Sat, Oct 10 · Petoskey, MI Petoskey

Virtual 50K50 Kilometer100 Mile Relay +4

From $60 Open

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Spooky Sprint - Grand Rapids

Sat, Oct 10 · Caledonia, MI Caledonia

1 Mile5K10K +7

From $17 Open 5 spots left

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Anderson Lake Backyard Ultra

Sat, Oct 10 · Gwinn, MI Gwinn

Anderson Lake Backyard Ultra

From $75 Open 65 spots left

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Wild Goose Chase 5K and Gosling Run

Sun, Oct 11 · Fennville, MI Fennville

Gosling Run 7 to 9 yrs oldGosling Run 10 to 12 yrs oldWild Goose Chase 5K +2

From $15 Open

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University of Michigan Health-West Grand Rapids Marathon

Sun, Oct 18 · Grand Rapids, MI Grand Rapids

Half MarathonRelay MarathonMarathon +3

From $47.5 Open

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The Missing Slice - Love, Hope & Pizza 5K

Sat, Oct 24 · Adrian, MI Adrian

5K Run or WalkKids Run

From $5 Open

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Youth Haven Miles for Smiles

Sat, Oct 24 · Rives Junction, MI Rives Junction

5K Run

From $25 Open

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Spooky Sprint - Ann Arbor

Sat, Oct 24 · Ypsilanti, MI Ypsilanti

1 Mile5K10K +4

From $17 Open 5 spots left

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Capital City Dia de Los Muertos 5k Run/Walk/Roll

Sat, Oct 24 · Lansing, MI Lansing

Capital City Dia De Los Muertos 5k Run/Walk/RollKids Run - Carrera de Los Niños

From $10 Open

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West Side Donut Dash

Sat, Oct 24 · Grand Rapids, MI Grand Rapids

West Side Donut Dash 5k Trail RunKids Run

From $10 Open

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Wicked Halloween Runs

Sun, Oct 25 · Northville, MI Northville

5k10k15k +4

From $30 Open

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Spooky Sprint- Lansing

Sun, Oct 25 · Lansing, MI Lansing

1 Mile5K10K +4

From $17 Open 5 spots left

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Kona Chocolate Run

Sun, Nov 8 · Detroit, MI Detroit

5k10k15k +1

From $35 Open

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Turkey Trails- Grand Rapids

Sun, Nov 22 · Zeeland, MI Zeeland

1 Mile5K10K +4

From $17 Open 5 spots left

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Turkey Trails- Ann Arbor

Sat, Nov 28 · Milford, MI Milford

1 Mile5k10k +4

From $17 Open 5 spots left

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Turkey Trails- Lansing

Sun, Nov 29 · Lansing, MI Lansing

1 Mile5K10K +4

From $17 Open 5 spots left

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Candy Cane Course- Ann Arbor

Sat, Dec 12 · Ypsilanti, MI Ypsilanti

1 Mile5K10K +4

From $22 Open Closing Soon 5 spots left

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Candy Cane Course - Lansing

Sun, Dec 13 · Lansing, MI Lansing

1 Mile5K10K +4

From $22 Open Closing Soon 5 spots left

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Candy Cane Course- Grand Rapids

Sun, Dec 20 · Caledonia, MI Caledonia

1 Mile5k10k +4

From $22 Open Closing Soon 5 spots left

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Time Travel Half-Marathon/5K/10K - Ann Arbor

Sat, Jan 9 · Ann Arbor, MI Ann Arbor

1 Mile5K10K +4

From $17 Open Closing Soon 5 spots left

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Time Travel Half-Marathon/5K/10K - Grand Rapids

Sun, Jan 10 · Grand Rapids, MI Grand Rapids

1 Mile5K10K +4

From $17 Open Closing Soon 5 spots left

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Time Travel Half-Marathon/5K/10K - Lansing

Sun, Jan 10 · Lansing, MI Lansing

1 Mile5K10K +4

From $17 Open Closing Soon 5 spots left

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UP Health System Great Bear Chase

Sat, Mar 13 · Calumet, MI Calumet

10km Classic10km Freestyle10km Classic +21

From $0 Open 60 spots left

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Irish Jig 5K Run and Walk

Sat, Mar 20 · Grand Rapids, MI Grand Rapids

5K Walk5K Run or Walk5K +4

From $0 Open

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DoNot Stop Half Marathon/5K/10K - Grand Rapids

Sat, Apr 3 · Grand Rapids, MI Grand Rapids

1 Mile1 Mile5K +13

From $0 Open 5 spots left

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Thumb Coast Ultra & Relay - 50 Mile, 50K, & 50 Mile Relay

Sat, Apr 24 · Caseville, MI Caseville

50K RuckVirtual 50 MileVirtual 50K +12

From $10 Open

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The Izzo Run/Walk/Roll

Sun, Apr 25 · East Lansing, MI East Lansing

1/2 K Walk/RollKids' 1/2 MileKids' 1/2 Mile +9

From $15 Closed

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Traverse City Trail Running Festival

Fri, May 7 · Traverse City, MI Traverse City

5K5K10K Relay +17

From $0 Open 1 spots left

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Hometown Half Marathon/5K/10K - Ann Arbor

Sun, May 23 · Ann Arbor, MI Ann Arbor

1 Mile1 Mile5K +11

From $17 Open 5 spots left

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SHS 5K

Sat, May 29 · Hudson, MI Hudson

1k Kids Run1k Kids Run5k Run / Walk +3

From $0 Closed

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Epic Races' Island Lake Triathlon, Duathlon, Aquabike

Sat, Jun 5 · Brighton, MI Brighton

Open Water Timed Practice Swim - 400mOpen Water Timed Practice Swim - 400mOpen Water Timed Practice Swim - 800m +17

From $31.5 Open

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Summer Trail Fest Ultra 50 Mile, 50K, Half Marathon, & 5 Miler

Sat, Jun 12 · Laingsburg, MI Laingsburg

5 Mile Ruck5 Mile Ruck5 Mile - Virtual +27

From $10 Open

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The FRED Running Relays - 25 Mile - 50 Mile - 100 Mile - 200 Mile

Fri, Jun 25 · Rockford, MI Rockford

The FRED 25 Relay - Up to 6 Person CrewThe FRED 25 Relay - Up to 6 Person CrewThe FRED 50 Relay - Up to 11 person Crew +13

From $40 Open

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Tri Goddess Triathlon

Sat, Jun 26 · Grass Lake, MI Grass Lake

Open Water Practice Swim - 1 MileSprint AquabikeSprint Aquabike +10

From $29.5 Open

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Ann Arbor Firecracker 5K: Run, Walk, or Ruck

Sun, Jul 4 · Ann Arbor, MI Ann Arbor

1-Mile Fun Run1-Mile Fun RunVirtual 5K +14

From $10 Open 20 spots left

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