Rim Rock Marathon & Half Marathon

Rim Rock Marathon & Half Marathon is a two-distance road race held in Fruita, Colorado. The event takes place on Sunday, November 2, 2025, and is presented by the Grand Junction Sports Commission. Participants can choose between a full marathon (26.2 miles) or a half marathon (13.1 miles).

Registration is facilitated through RunReg, with an online deadline of October 31, 2025 and a discounted-fee deadline of October 1, 2025. Current posted entry fees (including processing) show roughly $132.69 for the marathon and $122.09 for the half marathon. For more details, see the event page at grandjunctionsports.org/rimrockmarathon. Visit the organization's website for the most recent information.