About the event
Marathon, Half-Marathon, 10K, 5K and Kids' Race in the heart of downtown Boulder.
Dates
Sep 25, 2025 · 2:00 PM - Sep 28, 2025 · 4:00 PM(GMT-07:00) Mountain Time (US & Canada)
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Parking instructions
All Downtown Boulder Garages are FREE on weekends. All Downtown Boulder Street Parking is FREE on Sundays. Please note, parking is not free in Downtown Boulder on Fridays.
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Hosted by Boulderthon
Joined Eventeny in May 2024
2 events
Longmont, Colorado, United States 
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