
From the Organizer
Introducing the Raising the Barr Ultra Race. Try to finish as many 10 mile loops around the lake in the first 4 or 10 hours and then switch to 1 mile loops for the last few hours of your race.
Registration includes bib, t-shirt, and post-race meal.
Events
Weather
It's too far out for a forecast, so here's what weather on this date is normally like in the area. A race day forecast will replace this as race week approaches.
Typical High
84°
Typical Low
52°
Chance of Rain
18%
Based on US Climate Normals data from Brighton 3 Se, 1 mi from the venue.
Host City
Elevation
5,015 ft
Nearest Airport
DEN
Denver International Airport · 10 mi
Time Zone
Mountain Time
From Endurance Grid
Line up lodging and travel early to lock in your race weekend.
Race Location
Your Next Start Line
Every finish line starts with a single decision. Claim your spot at Raising the Barr, put it on the calendar, and turn “someday” into a start date.
Coming Up
Treat Trot - Denver
10 miles away
Unicorn 5k (North)
10 miles away
Summer Sizzler- Denver
10 miles away
RMRR September 5k/10k
10 miles away
From Endurance Grid
Endurance Grid is here to help you understand the sport, decide if it's the right fit, and learn how to prepare. For course distances, logistics, and race-day specifics, always defer to the race organizer's event page.
With running, there's a distance for every fitness level, a community at every start line, and nothing beats the feeling of crossing a finish line you trained for.
Running is an endurance sport that rewards consistency, and showing up every week compounds in ways that will surprise you.
From 5K to marathon, running races are the most accessible entry point into endurance sport. There's a distance for every fitness level and a community at every start line.
Frequently Asked Questions (FAQs)
Raising the Barr
Sep 5, 2026