MTB Project Logo

Four Seasons of Horsetooth (4SOH) Mountain Bike Challenge

Difficult
 4.5 (12) RECOMMENDED ROUTE

The 4SOH Challenge is a 4 season stage un-event race that takes place each equinox/solstice.


Your Rating:      Clear Rating
Your Difficulty:
Your Favorites: Add to Favorites · Your List
Zoom in to see details
Map Key

21.1

Miles

33.9

KM

80%

Singletrack

6,875' 2,096 m

High

5,435' 1,657 m

Low

2,780' 847 m

Up

2,777' 846 m

Down

5%

Avg Grade (3°)

25%

Max Grade (14°)

Dogs Leashed

E-Bikes Unknown

Trails will periodically close for mud and slop. Check the Lory State Park website for trail status. 4SOH event status is updated at the webpage and the Facebook group ( facebook.com/groups/5649663…).

Overview

The Four Seasons of Horsetooth (4SOH) Mountain Bike Challenge course follows some of the best trails along the Northern Colorado Front Range. It's a challenging 20+ miles with three, lung-busting climbs and a mix of technical and flowing descents.

The 4SOH Challenge is a four season stage race that takes place on the equinox/solstices. This free grassroots un-event begins each fall and encourages participants to ride the course each season.

The current leaderboard, rules, and additional information can be found at 4SOH.org.

Description

The course starts and ends in the Lory State Park Timber parking lot.

See 4SOH.org for turn-by-turn directions and other course resources.

History & Background

4SOH began in 2014 and was conceived by the infamous Beet Juice.

Contacts

Shared By:

Jordan Radin

Trail Ratings

  4.5 from 12 votes

#1050

Overall
  4.5 from 12 votes
5 Star
50%
4 Star
50%
3 Star
0%
2 Star
0%
1 Star
0%
Recommended Route Rankings

#199

in Colorado

#1,050

Overall
51 Views Last Month
4,473 Since Sep 28, 2016
Difficult

0%
0%
9%
9%
73%
9%

Photos

My daughter's first ever mountain bike ride!  I couldn't be happier!
Sep 19, 2015 near Laporte, CO
Triple Lean at Horsetooth Mountain
Oct 9, 2017 near Bellvue, CO
The infamous Beet Juice climbing the Herrington Trail with Horsetooth Rock in the background.
Sep 28, 2016 near Laporte, CO
View of Longs Peak from Horsetooth Mountain
Oct 9, 2017 near Bellvue, CO
Winter stage on the Timber Trail. Riding all four seasons presents a variety of trail conditions.
Sep 28, 2016 near Laporte, CO
Deep in the pain cave on the Southridge Road climb. Riders earn their turns on the 4SOH course.
Sep 28, 2016 near Laporte, CO

Weather


Current Trail Conditions

Update Conditions
All Clear 80 days ago See History
Add Your Check-In

Check-Ins

Jun 21, 2020
Dunte Hector
4SOH 2020 summer, first completion. The Herrington climb is great fun but rude after that descent, plenty of sequential step-ups. Last climb punishes. 21.3mi
Dec 16, 2018
Craig Wilson
Nov 4, 2018
Mark Carleton
20.4mi
Jan 1, 2018
Don Dority
Dec 4, 2016
Jason Hull