Front Range Ultra Dayze

SEP
3-7
2026
Run Front Range Ultra Dayze in Loveland, CO on a scenic 2 mile loop through Centennial Park and River's Edge, with formats from 12 hour to 200 mile. Limited to 200 runners, with aid, camping, chip timing and buckles for 50k plus.
3-7 Sep 2026

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Overview

Front Range Ultra Dayze is an ultrarunning event in Centennial Park and River’s Edge Natural Area, Loveland, CO. The event limits entries to 200 runners. It offers both time-based and distance-based formats. Timed events allow late starts but time is counted from the scheduled start. Distance races share a single fixed finish time, so a later start reduces the available cutoff and failing to finish the chosen distance results in a DNF. 100x100 club members may receive free entry under advance arrangements.

Distances

  • 200-mile
  • 100-mile
  • 50k
  • 100-hour
  • 72-hour
  • 48-hour
  • 24-hour
  • 12-hour

Course, logistics and amenities

The course is a roughly 2-mile loop with about 80% dirt trail and 20% pavement. The loop begins and ends near the shelter at Centennial Park and runs through River’s Edge Natural Area. One aid station will be located beside the start/finish and will be open continuously. Two hot meals are offered each day at breakfast and dinner. The event is chip timed and wearing the timing chip correctly is required.

Rules, camping and other details

Camping is allowed in a designated race area at the park; camping outside the permitted dates is not allowed. RV parking is limited to about 20 permitted spots; RV permits are a fee that will be donated to the City of Loveland. Stakes over 6 inches are prohibited and pop-ups must be weighed down with at least 40 lb per leg. No pacers, no dogs on course, and crew assistance is allowed only in designated crew areas. Buckles and other swag are provided; a minimum of 50k is required to receive a finishing buckle. Visit the organization's website for the most recent information.