Found 718 races

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OCT
17

Owosso, MI
• 83.8 miles
$45 -$55
Fitness Coliseum and Foster Coffee Co are partnering up again to bring together our favorite things, Coffee & Fitness and Fall! Presented By CLH Insurance Agency & Auto Owners 5k participants...
1m 5K
OCT
18

Fort Wayne, IN
• 104.7 miles
$40 -$50
The 26th annual River City Rat Race is a 10K Race and 5K Race through the autumn parks and riverfront of downtown Fort Wayne, Indiana. The race is fun and family-friendly, and benefits the Great...
5K 10K
75
OCT
18

Detroit, MI
• 35.3 miles
Marathon in Detroit (Boston Qualifier). Join runners of all abilities
5K Marathon
322
OCT
18

Grand Rapids, MI
• 93.0 miles
$25
The Grand Rapids Marathon delivers a fun, highly personal, authentic race experience, particularly for runners who value a well-organized, personal experience over the chaotic, crowded fields of...
Half Marathon Marathon
OCT
18

Grand Rapids, MI
• 92.5 miles
The Run Through the Rapids 5K & 10K is a popular race held alongside the Grand Rapids Marathon weekend, offering shorter distance options for runners of all levels. It is known for its festive...
5K 10K
27
OCT
18

Williamston, MI
• 71.6 miles
$30 -$40
Join us for beautiful fall colors at The Barn Run. Entry Fee: $30 until 9/30 (t-shirt guaranteed). $35 from 10/1 to 10/16 (t-shirt available as supplies last). $40 race day, online registration...
5K
22
OCT
18

Walker, MI
• 93.6 miles
$225 -$250
  A Race Series Designed by Runners, for RunnersIn 2021 we created the McKirdy Micro Marathon series to help athletes run a personal best and qualify for the Boston Marathon or beyond. At the...
Marathon
52
OCT
18

Grand Rapids, MI
• 60.5 miles
$47 -$412
University of Michigan Health - West Grand Rapids Marathon Foster Swift Half Marathon Pepsi Zero Sugar Marathon Relay Run Thru The Rapids 5K & 10K   Race insurance offered through RunSignUp on...
5K 10K Half Marathon Marathon
73
OCT
18

Toledo, OH
• 22.2 miles
$10 -$45
UToledo Health and the Eleanor N. Dana Cancer Center are excited to invite the community to join us for our 2nd Annual Breast Cancer Awareness 5K & 1 Mile Fun Run Sunday 10/18/26 from 10am to...
1m 5K
12
OCT
24

Sanford, MI
• 104.7 miles
$35 -$40
Eleventh Annual Halloween Costume Trail 5K supporting the Meridian Band Department, held at Meridian Early College High School on the cross country course. Prizes will be awarded for Best...
5K
10
OCT
24

Fort Wayne, IN
• 100.7 miles
$36 -$39
Join Epic Racing Events for the Boo Brew Glow Run 4 Mile race sponsored by the Kekionga Craft Company.  Runners are sure to have a spooky time at our after dark 4 Mile glow run at Kreager Park...
4m
9
OCT
24

Milford, MI
• 124.9 miles
$25 -$75
Join us for the 8th Annual Michigan Monster Dash, returning to the scenic Kensington Metro Park! Runners will enjoy breathtaking views, a mostly flat course, and the peaceful beauty of...
1K 5K 10K Half Marathon
48
OCT
24

Defiance, OH
• 54.1 miles
$30 -$35
This is a heartfelt race dedicated to honoring and celebrating the lives of those we have lost. This race is inspired by and in honor of Erasmo Elias Jr.  The Run for Remembrance 5K is more than...
5K
334
OCT
24

Holland, MI
• 90.4 miles
$5 -$40
2025 marks 16 years of the Holland Free Health Clinic's (HFHC) annual community fundraiser, Run for Your Life. The 5k fun run/walk is for participants of all ages and abilities and can be run or...
5K
5
OCT
24

Buchanan, MI
• 119.7 miles
$12 -$35
Big energy, small town vibes, all heart racing experience.  Get ready to "scramble" through Buchanan for the second annual Salmon Scramble Su-pear 5k and Fun Run. Our scenic race course will take...
1m 5K
2
OCT
24

Ypsilanti, MI
• 110.0 miles
$17 -$88
Join us for the annual Spooky Sprint 5k/10k & Half Marathon!  A fun, Halloween-themed event that is perfect for the whole family.The fun includes - Great Swag - designer shirt & custom medal...
1m 5K 10K Half Marathon
75
OCT
24

Adrian, MI
• 78.3 miles
$5 -$20
The Missing Slice – Love, Hope & Pizza 5KHosted by the Lenawee Endurance Club in partnership with Hungry Howie’s📅 Saturday, October 25, 2025 | 🕗 8:30 AM Start | 📍 Adrian High School The Lenawee...
5K
15
OCT
25

Berkey, OH
• 84.6 miles
$35 -$45
Celebrate the fall colors and changing seasons with a trail run through Secor and Wiregrass Metroparks!! There will be two races - an 8 miler and a 5K (full disclosure...due to the need to use...
5K 8m
24
OCT
25

Troy, MI
• 97.3 miles
$10 -$45
Join us Sunday, October 25, 2026 for the 10th Annual Frightful 5K & Pumpkin 1K presented by the City of Troy! The USATF certified course will start and finish at the Troy Community Center located...
1K 5K
6
OCT
25

Northville, MI
• 120.3 miles
$30 -$40
Kids Without Cancer presents the Haunted Hustle 5k and Monster Mile!    The event takes place on Sunday, October 25th at ITC Community Sports Park in Northville. The festivities will kick off...
5K
15