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Colorado River Run 100 Mile • 50 Mile • 50K • Marathon • Half Marathon • 10K • 5K is a 100 mile running event held in Marble Falls, TX on Nov 27, 2026. The course has a trail profile.
Trehko tracks registration status, entry fees, and deadlines for Colorado River Run 100 Mile • 50 Mile • 50K • Marathon • Half Marathon • 10K • 5K 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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