Mainly Marathons Heartland Series - Day 2
Niles, Michigan, United States
Jul 11, 2027 - Sunday
5k, 10k, 50k, Half-marathon, Marathon, Ultra
Video
Race Information
Heartland Series is organized by Mainly Marathons, one of the largest race organizers in the US, with races in all 50 states. You can participate in one race or take the challenge to complete the whole series!
Mainly Marathons races are designed for runners who run long and run often. All finishers in races longer than half marathon get a custom metal-stamped nameplate!
Related Events
Jingle Bell Jog
Get $5.00 Off - Use Code GLRM26
Date: Dec 19, 2026 - Saturday
Size: 100 - 500 participants
Location: Fenton, Michigan
Summer Trail Fest Ultra and Half Marathon
Date: Jun 12, 2027 - Saturday
Size: 100 - 500 participants
Location: Laingsburg, Michigan
Winter Trail Fest (WTF) 13.1 & 5 Mile Eastside
Date: Feb 13, 2027 - Saturday
Size: 100 - 500 participants
Location: Brighton, Michigan
👍 Run Pick of the Month: Pumpkin Glow Run
📍 Fenton, MI - October 30, 2026
💸 SAVE $5 On Entry. Use Code: GLRM26
😄 Why We Like This Run
✅ 5k and Kids Fun Run
✅ Custom Dri-Fit Race Shirt, Finisher Medal, and Photos
✅ Race through Spicer Orchard filled with festive lights
Light up the night at the Pumpkin Glow Run, where Spicer Orchards transforms into a glowing autumn playground filled with festive lights, fall fun, and Halloween spirit. Cross the finish line and celebrate with fresh sweet cider and a pumpkin, then soak in an unforgettable evening under the stars!
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🏃 Looking For More Runs Near Michigan?
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Race Facts
Race Size: 1 - 100
Elevation: Fast and Flat
Course Type: Trail
Boston Qualifier: No
Kids Run: No
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