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Alamosa, CO

Rio Frio 5k

  • Date
  • First start10:00 AM MST
  • Location502 2nd St., Alamosa, CO 81101
  • Distances5K
  • SurfaceRoad
  • SwagRunning Shirt (Long Sleeve)

Bib Scout Report

Events, current fees, and scheduled price increases
EventDistanceStartCurrent feeNext increase
Rio Frio 5k Fun Run5K10:00 AM MST$20$25 on

Scouted from the official RunSignup listing. Fees shown exclude processing fees.Merit badges are detected from the organizer’s description. Dates, courses, and prices can change — confirm on the registration page.

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Rio Frio 5k · Alamosa, CO

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About Rio Frio 5k

One of America’s most unique 5k races kicks off at 10:00 a.m. Saturday, January 30th, 2027. This spectacular 5k race is conducted entirely on the frozen Rio Grande when conditions allow. Have you ever run on a frozen river? Don't fret; a thin layer of snow offers traction while you take in the majestic views of the San Juan’s to the West and Sangre de Cristo’s to the East from the heart of the San Luis Valley! Runner's World Magazine named this race one of three editor's picks for running enthusiasts for 2015. Chip timing and unique “ice-themed” awards enhance this special race for runners of all abilities. Backup Racecourse: In the 12-year history of this race, we have had to use an alternate racecourse five times due to unsafe ice depth on the Rio Grande. We have an alternate racecourse as a backup that still provides for a fun and unique 5k on Ice experience. We utilize the 30-acre…

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