Rumble at the Ranch - 6 Hour MTB Relay
About this race
Rumble at the Ranch is a 6 hour mountain bike relay for teams of two or three riders as well as solo racers. The race takes place on the amazing Highlands Ranch Backcountry singletrack and double-track trail system. Teams will see how many laps of the 7.6 mile loop they can complete in 6 hours.
Pick your distance
Mountain biking
6 Hour Solo
* Rumble at the Ranch is a 6 hour mountain bike relay for teams of two or three riders as well as solo racers. The race takes place on the amazing Highlands Ranch Backcountry singletrack and double-track trail system. * Teams will see how many laps of the 7.6 mile loop they can complete in 6 hours. Trails are beginner to moderate level. * Relay team members can go in any order, however all team members must complete at least one lap. There will be a tented Solo Support Area immediately adjacent to the Exchange Zone.
2 Person Relay
* Rumble at the Ranch is a 6 hour mountain bike relay for teams of two or three riders as well as solo racers. The race takes place on the amazing Highlands Ranch Backcountry singletrack and double-track trail system. * Teams will see how many laps of the 7.6 mile loop they can complete in 6 hours. Trails are beginner to moderate level. * Relay team members can go in any order, however all team members must complete at least one lap. There will be a tented Solo Support Area immediately adjacent to the Exchange Zone.
3 Person Relay
* Rumble at the Ranch is a 6 hour mountain bike relay for teams of two or three riders as well as solo racers. The race takes place on the amazing Highlands Ranch Backcountry singletrack and double-track trail system. * Teams will see how many laps of the 7.6 mile loop they can complete in 6 hours. Trails are beginner to moderate level. * Relay team members can go in any order, however all team members must complete at least one lap. There will be a tented Solo Support Area immediately adjacent to the Exchange Zone.
2-Person Relay with Age 12-13 Approved Rider
* Rumble at the Ranch is a 6 hour mountain bike relay for teams of two or three riders as well as solo racers. The race takes place on the amazing Highlands Ranch Backcountry singletrack and double-track trail system. * Teams will see how many laps of the 7.6 mile loop they can complete in 6 hours. Trails are beginner to moderate level. * Relay team members can go in any order, however all team members must complete at least one lap. There will be a tented Solo Support Area immediately adjacent to the Exchange Zone.
3-Person Relay with Age 12-13 Approved Rider
* Rumble at the Ranch is a 6 hour mountain bike relay for teams of two or three riders as well as solo racers. The race takes place on the amazing Highlands Ranch Backcountry singletrack and double-track trail system. * Teams will see how many laps of the 7.6 mile loop they can complete in 6 hours. Trails are beginner to moderate level. * Relay team members can go in any order, however all team members must complete at least one lap. There will be a tented Solo Support Area immediately adjacent to the Exchange Zone.
Typical race-day weather
Based on 6 years of Open-Meteo archive data for this event's race dates in Highlands Ranch, plus the 3 days either side.
The sun rises at 6:20 AM and sets at 7:44 PM local time (MDT) in Highlands Ranch on August 23, 2026 — 13h 24m of daylight.
Course
No course map published yet.
The organizer hasn't released a route for this event, and we don't publish guesses. If you're the organizer, send us a GPX file and we'll draw the profile.
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Other races near Highlands Ranch
Different organizers, within 40 miles, in the next three months
HRCA Backcountry Wilderness Half Marathon
Hoofin' It Through the Hollows 5K
Indian Creek Trail Runs
PB&J Fuel Run 5K/10K/13.1 DENVER/AURORA
Where this page comes from. Race details were last updated on . We re-check listings regularly and again in the week before race day.
- Entries, prices, waves and inclusions — the event's official registration page
- Temperature and humidity — Copernicus ERA5 reanalysis via Open-Meteo (CC BY 4.0)
- Elevation and terrain relief — Copernicus DEM GLO-90, ESA (CC BY 4.0)
- Comparisons and counts — Race Discovery calendar, 10 Highlands Ranch events
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