
HRCA Wildcat Mountain Trail Races is a trail running and running race on October 3, 2026 in Littleton, CO, with entry fees from $10 to $55.
From the Organizer
The Wildcat Mountain Trail Races showcase some of the most scenic terrain in the HRCA Backcountry Wilderness Area, giving runners a true taste of the rolling hills, open views, and natural beauty surrounding Wildcat Mountain. Each fall, participants take on two distances—a 10-mile and a 10K—designed to highlight the area’s unique, beautiful trails.
The race begins at the Douglas County East/West Trailhead at Rocky Heights Middle School and follows the E/W Trail into the Backcountry, linking directly into the Wildcat Mountain trails.
Adult registration includes:
Kids’ Races
Race day will end with a series of untimed, just-for-fun kids’ races, giving young runners an easy and exciting way to be part of race day. Our goal is to create a safe, welcoming introduction to trail running, and these short races offer the perfect opportunity for kids ages 0–12 to get involved. Registration is only $10, and every participant receives a finisher medal.
Distances vary by age to ensure a fun and manageable experience for all: Ages 2–4 run approximately 0.25 miles, Ages 5–7 run about 0.62 miles, Ages 8–10 take on roughly 1 mile, and Ages 11–12 complete a 2-mile course.
Kids' registration includes:
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
70°
Typical Low
41°
Chance of Rain
20%
Based on US Climate Normals data from Denver Centennial Ap, 7 mi from the venue.
Host City
Population
45,092
as of 2023
City Elevation
5,445 ft
Nearest Airport
BJC
Rocky Mountain Metropolitan Airport · 24 mi
Major Hub
DEN
Denver International Airport · 28 mi
Time Zone
Mountain Time
From Endurance Grid
A mid-size host city. Enough lodging and amenities to keep race weekend easy, without big-city sprawl.
Race Location
Your Next Start Line
Every finish line starts with a single decision. Claim your spot at HRCA Wildcat Mountain Trail Races, put it on the calendar, and turn “someday” into a start date.
72
Days to train
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From Endurance Grid
This race spans more than one sport — here’s a guide to each, so you can understand what’s involved and decide if it’s the right fit. For course distances, logistics, and race-day specifics, always defer to the race organizer’s event page.
Running off-road — dirt, singletrack, and mountain paths — from 5Ks to ultras. The terrain makes for an exciting twist and adventure in your running journey.
From 5K to marathon, running races are an accessible entry point into endurance sport. There's a distance for every fitness level and a community at every start line.
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Plan your trip
Coming from out of town? There's more to Littleton than race day. We'll help you line up nearby lodging, flights, a rental car, and things to do so you can make the most of your racecation.
Plan your trip to LittletonFrequently Asked Questions (FAQs)
HRCA Wildcat Mountain Trail Races
Oct 3, 2026