Ultras in Michigan — 2026

There are 52 ultras in Michigan scheduled for 2026. The next is the Run the River Maritime Days 5k in Marine City on June 21. Michigan ultras run primarily June.

Run the River Maritime Days 5k

Sun, Jun 21 · Marine City, MI Marine City

5k Run/WalkKids Dash

From $20 Open Closing Soon

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Tri Goddess Triathlon

Sat, Jun 27 · Grass Lake, MI Grass Lake

Open Water Practice Swim - 1 MileSprint AquabikeSprint Triathlon +4

From $29.5 Open Closing Soon

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Red Cedar Jubilee .5K (ish)

Sat, Jun 27 · Williamston, MI Williamston

Red Cedar Jubilee .5K (ish)

From $20 Open Closing Soon

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

Sat, Jul 4 · Ann Arbor, MI Ann Arbor

1-Mile Fun Run5K Hot Dog Eating DivisionVirtual 5K +6

From $10 Open Closing Soon 20 spots left

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White River 5k sponsored by Ed's Orchard Market

Sat, Jul 4 · Hesperia, MI Hesperia

White River 5K WalkWhite River 5K RunPanther Prowl Kids 1/2 Mile

From $5 Open Closing Soon

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

Fri, Jul 10 · Rockford, MI Rockford

The FRED 25 Relay - Up to 6 Person CrewThe FRED 25 Relay - Up to 6 High SchoolersThe FRED 50 Relay - Up to 11 person Crew +5

From $40 Open

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Heatwave Half Marathon - Lansing

Sat, Jul 11 · Lansing, MI Lansing

1 Mile5K10K +5

From $17 Open Closing Soon 5 spots left

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Heatwave Half Marathon - Ann Arbor

Sun, Jul 12 · Chelsea, MI Chelsea

1 Mile5K10K +5

From $17 Open Closing Soon 5 spots left

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TridelSol Olympic, Sprint & Super Sprint Triathlon, Duathlon, Aquabike, Relay & Swim Only Event

Sun, Jul 19 · Middleville, MI Middleville

Olympic SWIM Only: 1,500m swimOlympic RUN Only: 10k runSuper Sprint Triathlon: 200m swim, 10k bike, 3k run +9

From $30 Open

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2026 Running To Honor 5K Walk (or Run)

Sat, Jul 25 · Taylor, MI Taylor

Virtual 5K5K Walk (or Run)Kids .5K (Point 5K)

From $10 Open

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Heatwave Half Marathon - Grand Rapids

Sun, Jul 26 · Caledonia, MI Caledonia

1 Mile5 K10 K +5

From $17 Open 5 spots left

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Kayla O'Mara Memorial Road Race

Sat, Aug 1 · Goodrich, MI Goodrich

5k Competitive WalkVirtual Kayla O'Mara Memorial 5k5k Run/Walk +1

From $5 Open Closing Soon

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Clark Lake Run

Sat, Aug 1 · Clark Lake, MI Clark Lake

5K Walk5k Run12k Run +1

From $8 Closed

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Badges and Bravery 5K and Kids' Fun Run

Sat, Aug 1 · Allegan, MI Allegan

Badges and Bravery 5K - Runner/WalkerBadges and Bravery Kids Fun Run

From $10 Open

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Run with the Cops

Tue, Aug 4 · Williamston, MI Williamston

Run with the Cops

From $20 Open

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Bootjack Fun Run 9.06K

Sat, Aug 8 · Lake Linden, MI Lake Linden

Mini906 Run & Walk 4.53k (2.8 miles)Bootjack Fun Walk 9.06K (5.6 miles)Bootjack Fun Run 9.06K (5.6 miles) +2

From $25 Open

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Q-Town Evening Road Races

Fri, Aug 14 · Quincy, MI Quincy

1 Mile Fun Run5k Run5k Walk +2

From $12 Closed

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Panther Spirit Race

Sat, Aug 15 · Dewitt, MI Dewitt

Kids' Mile5K Run/WalkKids' 100m dash

From $5 Open

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Summer Sizzler- Grand Rapids

Sun, Aug 16 · Grand Rapids, MI Grand Rapids

1 Mile5K10K +4

From $17 Open Closing Soon 5 spots left

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Michigan Titanium

Sun, Aug 16 · Grand Rapids, MI Grand Rapids

Ultra Triathlon (140.6 miles)Olympic Triathlon Relay (2 person)Sprint Triathlon +22

From $49.67 Open

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LAMPLIGHTER

Fri, Aug 21 · Livonia, MI Livonia

‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎‎‎ ‎ ‎ ‎ 2400 Meter ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎‎ Jr. Lamplighter Race5000 Meter HS Race

From $20 Open

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Okemos Wolf Run and Walk

Sat, Aug 29 · Okemos, MI Okemos

5K Wolf Run & WalkKids SprintFamily Mile Run +1

From $20 Open Closing Soon

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Summer Sizzler- Ann Arbor

Sat, Aug 29 · Ypsilanti, MI Ypsilanti

1 Mile5K10K +4

From $17 Open 5 spots left

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Mackinac Island Eight Mile Run & Walk

Sat, Sep 12 · Mackinac Island, MI Mackinac Island

8 Mile Virtual Race8 MIle Run8 Mile Walk +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

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

Sun, Sep 20 · Sand Lake, MI Sand Lake

1 Mile5K10K +4

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

5kVirtual 5kHandcycle +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 +4

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 +4

From $17 Open Closing Soon 5 spots left

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1st Annual Ostomy 5k, Ann Arbor MI

Sat, Oct 3 · Dexter, MI Dexter

Run for Resilience Ostomy 5k - OPEN DivisionRun for Resilience Ostomy 5k - OSTOMATE DivisionKids 50 Yard Dash - AGES 6 to 10 +1

From $20 Open

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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

Sat, Oct 10 · 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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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 +4

From $17 Open 5 spots left

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University of Michigan Health-West Grand Rapids Marathon

Sun, Oct 18 · Grand Rapids, MI Grand Rapids

Half MarathonHandcycle - MarathonMarathon +3

From $47.5 Open

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Spooky Sprint - Ann Arbor

Sat, Oct 24 · Ypsilanti, MI Ypsilanti

1 Mile5K10K +4

From $17 Open Closing Soon 5 spots left

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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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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 Closed

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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 Closing Soon 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 · Ann Arbor, MI Ann Arbor

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 5 spots left

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Candy Cane Course - Lansing

Sun, Dec 13 · Lansing, MI Lansing

1 Mile5k10k +4

From $22 Open 5 spots left

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Candy Cane Course- Grand Rapids

Sun, Dec 20 · Caledonia, MI Caledonia

1 Mile5k10k +4

From $22 Open 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

Fri, Mar 19 · Grand Rapids, MI Grand Rapids

5K5KKids Gold Ribbon Run +3

From $0 Closed

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

Sat, Apr 24 · Caseville, MI Caseville

50 Mile RelayThumb Coast Ultra 50 MileVirtual 50K +12

From $10 Open

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