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Littleton, CO

Platte River Half-Marathon, Relay & 5k

  • Date
  • First start7:00 AM MDT
  • Location6745 S. Santa Fe Dr., Littleton, CO 80120
  • DistancesHalf Marathon · 5K
  • SurfaceTrail
  • SwagLong Sleeve Tech T-Shirt · Long Sleeve Tech Shirt

Bib Scout Report

  • Trail
  • Brewery Finish
Events, current fees, and scheduled price increases
EventDistanceStartCurrent feeNext increase
Half MarathonHalf Marathon7:00 AM MDT$90$100 on
Half Marathon RelayHalf Marathon7:00 AM MDT$195$215 on
5k5K7:15 AM MDT$50$55 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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Platte River Half-Marathon, Relay & 5k · Littleton, CO

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About Platte River Half-Marathon, Relay & 5k

Welcome to the Platte River Half Marathon, Relay & 5k race, one of the most exciting and popular races in the Denver Metro Area! This race is held annually in Littleton, CO. We’re thrilled to announce that registration for our upcoming 2027 event on Sunday, April 11th is open for the half-marathon and relay race. The race starts and finishes next to the beautiful Platte River Trail and adjacent to the popular Breckenridge Brewery campus. Join us for an epic post-race party at the Brewery with food, vendors, live music, and of course beer! Whether you’re an experienced runner looking to set a new PR, a newcomer looking to tackle your first half-marathon, or a team of runners wanting to run an exciting relay race, join us for a day of adrenaline-pumping running, scenic views, and all-around fun. What’s more, we donate a portion of the proceeds to Salute Colorado . Thank you for your…

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