Articles

Belgian Ultrarunner Karel Sabbe's Record-Breaking Pacific Crest Trail Run Showcased in New YouTube Documentary

Explore Karel Sabbe's record-breaking Pacific Crest Trail run in a riveting documentary. Jour..

Trail Running: How it Can Help Reduce Stress and Anxiety

Trail running is an effective way to reduce stress, anxiety, and improve physical and mental he..

Trail Running vs. Road Running: Which One Is Right For You?

When it comes to running, there are two primary options to choose from: trail running and road..

Muddy Shamrock @ The Forge

Name: Muddy Shamrock @ The Forge
Start: 2027-03-13
End: 2027-03-13
Location: Lemont

Lemont, United States • 13 Mar 2027

Muddy Shamrock @ The Forge - Lemont, IL

Muddy Shamrock @ The Forge is the sixth annual early-season trail race held at The Forge in Lemont, Illinois (227 Heritage Quarries Dr., 60439). The course runs on wooded single and double track trails around the historic Lemont Quarries and includes dirt, mud, roots, and other typical trail features.

Both distances traverse single-track mountain bike trails within the woods and use gravel trails through the Forge and adjoining trail systems. The half marathon is organized as two loops and is described as mostly technical singletrack.

13.1 Miles: 2 loops, mostly technical singletrack
6.5 Miles: single-track MTB trails and gravel sections

Registration opened March 14, 2026 and closed May 3, 2026; listed fees were $55 for the half marathon and $40 for the quarter marathon. The event name was changed to MUDDY SHAMROCK after earning the fourth leaf in the clover. Visit the organization's website for the most recent information.

United States Illinois Lemont

Race information

Website

13 mi

Trail Half Marathon

7 mi

Trail Quarter Marathon

Visit the organization's website for the most recent information.

Trail runs nearby

Saturday Jun 27

The Universal Sole Summer Trail Challenge

Trail races at Wolf Road Woods on June 27, 2026 offer three loop choices covering 3, 6 and 9 miles with varied off-road surfaces, tiered registration fees and post-race refreshments and awards.

Sunday Jul 12

H-F Beast Obstacle Course Dash

Homewood

Mud Run / Obstacle Run

1 mi

2 mi

H-F Beast Obstacle Course Dash in Homewood, IL on July 12, 2026 features two age categories with obstacle runs. The event awards finisher medals and t shirts and includes an optional prep course in June.

Sunday Aug 9

Miles for Miracles Run

A community cross country event in Mount Prospect offering 1, 2 and 3 mile races. Entry is $25 and proceeds benefit the Little Giraffe Foundation.

Saturday Aug 15

The Next Loop Endurance Series - Busse Woods

...

A loop based endurance event at Busse Woods near Chicago that uses a clearly marked 3.1 mile loop over crushed limestone and gravel trails. Distances range from 5K to 50K and every completed loop counts.