June 2026 Illinois Trail Running Races
1 upcoming Trail Running race in Illinois in June.
The Universal Sole Summer Trail Challenge
9600 Wolf Road, Willow Springs, IL
5K · 10K · 15K
Avg 87° / 62°·606 ft city elevation Avg 87° / 62°606 ft city elevation July 2026 Illinois Trail Running Races
1 upcoming Trail Running race in Illinois in July.
Central Illinois Summer Trail Series #2
Coal Bank Rd, Metamora, IL
8K / 5 Mile
Avg 86° / 65°·780 ft city elevation Avg 86° / 65°780 ft city elevation August 2026 Illinois Trail Running Races
8 upcoming Trail Running races in Illinois in August.
Central Illinois Summer Trail Series #3
810 W Bittersweet Road, Washington, IL
8K / 5 Mile
Avg 85° / 64°·763 ft city elevation Avg 85° / 64°763 ft city elevation The Next Loop Endurance Series | Deer Grove East
1599 Pepper Tree Dr, Palatine, IL
50K
Avg 80° / 62°·727 ft city elevation Avg 80° / 62°727 ft city elevation To the Max Obstacle Challenge
Maxwell Park, Normal, IL
Avg 85° / 62°·793 ft city elevation Avg 85° / 62°793 ft city elevation Highlander Assault Obstacle Race
42w813 Reinking Rd., Pingree Grove, IL
5K
The Next Loop Endurance Series - Busse Woods
E Higgins Rd & Arlington Heights Rd, Elk Grove Village, IL
Avg 83° / 66°·689 ft city elevation Avg 83° / 66°689 ft city elevation Comlara 12 Hour Sunrise-Sunset, 6 Hour, 3 Hour and Hour of Power Trail Run
N 1300 East Rd, Hudson, IL
4 Mile · Half Marathon · 50 Mile · Other
Avg 84° / 60°·753 ft city elevation Avg 84° / 60°753 ft city elevation The Next Loop Endurance Series | Half Day Forest Preserve
24225 N HWY 21, Vernon Hills, IL
Avg 80° / 62°·706 ft city elevation Avg 80° / 62°706 ft city elevation Big Horse Vineyards 5K
Big Horse Vineyards, Lewistown, IL
1 Mile · 5K
Avg 85° / 60°·584 ft city elevation Avg 85° / 60°584 ft city elevation September 2026 Illinois Trail Running Races
2 upcoming Trail Running races in Illinois in September.
Hobo Trail Runs 10k-25k-50k
Harlem Road, Rockford, IL
10K · 50K · Ultra · Other
Avg 77° / 55°·760 ft city elevation Avg 77° / 55°760 ft city elevation Tiger 10 Miler - 9th Annual Trail Race Presented by Byron Bank
Byron Forest Preserve, Byron, IL
10 Mile
Avg 74° / 52°·725 ft city elevation Avg 74° / 52°725 ft city elevation October 2026 Illinois Trail Running Races
3 upcoming Trail Running races in Illinois in October.
Autumn Leaf Run
Oakdale Nature Preserve, Freeport, IL
5K
Avg 68° / 44°·797 ft city elevation Avg 68° / 44°797 ft city elevation Haunted Highlander Assault Trail Run
42w813 Reinking Rd., Pingree Grove, IL
5K
Allerton Park Trail Run
Robert Allerton Park and Retreat Center, Monticello, IL
2 Mile / 3K · Other
Avg 61° / 38°·657 ft city elevation Avg 61° / 38°657 ft city elevation November 2026 Illinois Trail Running Races
1 upcoming Trail Running race in Illinois in November.
The Forge Trail Run Festival
227 Heritage Quarries Dr., Lemont, IL
10K · Half Marathon · Ultra · Other
Avg 50° / 32°·717 ft city elevation Avg 50° / 32°717 ft city elevation December 2026 Illinois Trail Running Races
2 upcoming Trail Running races in Illinois in December.
Da Deer Run Run
20 Timber Pointe Lane, Hudson, IL
8K / 5 Mile · Other
Avg 42° / 24°·753 ft city elevation Avg 42° / 24°753 ft city elevation Pere Marquette Endurance Trail Run
13112 Visitors Center Lane, Grafton, IL
8 Mile
Avg 45° / 28°·775 ft city elevation Avg 45° / 28°775 ft city elevation January 2027 Illinois Trail Running Races
2 upcoming Trail Running races in Illinois in January.
Fox Valley Winter Challenge Trail Series 5K
39W115 Main St, Batavia, IL
5K
Avg 30° / 15°·675 ft city elevation Avg 30° / 15°675 ft city elevation Fox Valley Winter Challenge Trail Series 5k/8k/10k
39W115 Main St., Batavia, IL
5K · 8K / 5 Mile · 10K
Avg 30° / 15°·675 ft city elevation Avg 30° / 15°675 ft city elevation February 2027 Illinois Trail Running Races
1 upcoming Trail Running race in Illinois in February.
Fox Valley Winter Challenge Trail Series 8K
1680 5th Ave, Aurora, IL
8K / 5 Mile
Avg 37° / 21°·700 ft city elevation Avg 37° / 21°700 ft city elevation March 2027 Illinois Trail Running Races
2 upcoming Trail Running races in Illinois in March.
Muddy Shamrock @ The Forge
227 Heritage Quarries Dr., Lemont, IL
10K · Half Marathon
Avg 47° / 27°·717 ft city elevation Avg 47° / 27°717 ft city elevation Fox Valley Winter Challenge Trail Series 10K
3795 Campton Hills Dr., St. Charles, IL
10K
Avg 46° / 28°·767 ft city elevation Avg 46° / 28°767 ft city elevation May 2027 Illinois Trail Running Races
2 upcoming Trail Running races in Illinois in May.
Spring Stampede 5K/10K
3826 N. Taylor Road, Hanna City, IL
5K · 10K
Avg 70° / 48°·726 ft city elevation Avg 70° / 48°726 ft city elevation F^3 Cap Sauers Trail Marathon & 10 Mile
11200 S Willow Springs Rd, Palos Hills, IL
10 Mile · Marathon
Avg 70° / 46°·586 ft city elevation Avg 70° / 46°586 ft city elevation