Registration for the next running of RMRR October 5k/8mi isn't open yet. Save it on Trehko and we'll remind you the moment it opens.
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RMRR October 5k/8mi is a 5k running event held in Aurora, CO on Oct 4, 2026. The course has a trail profile.
Trehko tracks registration status, entry fees, and deadlines for RMRR October 5k/8mi and thousands of other endurance races. Use the app to set a registration reminder and build a training plan tailored to race day.
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