Marathon Events in United States in March 2026

MAR
14
2026
The Next Loop 2026: 50-Mile Challenge Louisiana
📍 Keithville, United States
🏃‍♂️ Trail
📏 40 miles, 50 miles
MAR
14
2026
2026 Tanana River Challenge
📍 Fairbanks, United States
🏃‍♂️ Snow
📏 25 miles, 45 miles
MAR
14
2026
2026 Two Prairies Ultra
📍 Fort McCoy, United States
🏃‍♂️ Trail
📏 30 km, 50 km
MAR
14
2026
2026 Old West Trail Runs
📍 Julian, United States
🏃‍♂️ Trail
📏 21 km, 42 km, 50 km
MAR
14
2026
2026 St. Patrick's Trek
📍 Sherman, United States
🏃‍♂️ Trail
📏 5 km, 10 km
MAR
14
2026
2026 Little Backyard Adventure
📍 Olympia, United States
🏃‍♂️ Trail
📏 3 hours, 6 hours, 12 hours
MAR
14
2026
2026 Mac Forest Trail Run
📍 Corvallis, United States
🏃‍♂️ Trail
📏 5 km, 15 km
MAR
14
2026
2026 GR-8H Trail Race
📍 Ormond Beach, United States
🏃‍♂️ Trail
📏 5 km, 8 hours
MAR
14
2026
2026 Blazing Saddles
📍 Hanover, United States
🏃‍♂️ Trail
📏 8 miles, 25 km, 50 km
MAR
14
2026
2026 Pi Day River Rotation
📍 Lawrence, United States
🏃‍♂️ Trail
📏 3.14 miles, 16.24 miles, 21 km
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