Trail Running Calendar United States 2025-2026

Mar

14-15

Sa - Su

Beast of the Backroads

Longview, Texas

5 km 10 mi

Mar

14

Saturday

Kirkland Shamrock Run

Kirkland, Washington

5 km 10 km

Mar

14

Saturday

Shamrock'n Weekend

West Sacramento, California

5 km 10 km 13 mi

Mar

14

Saturday

Chase Race and Paws

Conway, Arkansas

2 mi 3 mi

Mar

14

Saturday

Santa Barbara Nine Trails

Santa Barbara, California

Trail Run 17 mi 35 mi

Mar

14

Saturday

Peyton's Wild and Wacky

Mount Pleasant, South Carolina

Trail Run 5 km

Mar

14

Saturday

Nine Trails 35 Mile Endurance Run

Foothill Ranch, California

Trail Run 17 mi 35 mi

Mar

14

Saturday

St. Patrick's Music City Half Marathon

Nashville, Tennessee

5 km 10 km 13 mi

Mar

14

Saturday

San Diego Leprechaun Run

San Diego, California

5 km

Mar

14

Saturday

Lebanon Shamrock Shuffle

Lebanon, New Hampshire

5 km

Mar

14

Saturday

Tombstone 50 Trail Run

Valparaiso, Indiana

Trail Run 50 mi

Mar

14

Saturday

Ruck a Chuck 50K

Foresthill, California

Trail Run 50 km

Mar

14

Saturday

TRI 4 THE CURE AZ Triathlon

Anthem, Arizona

Triathlon

Mar

14

Saturday

Okie Half Marathon

Muskogee, Oklahoma

5 km 13 mi

Mar

15

Sunday

Georgia Grit Trail Run

Conyers, Georgia

Trail Run 10 km

Mar

15

Sunday

Moonlight Beach Half Marathon

Encinitas, California

10 km 13 mi

Mar

15

Sunday

Los Angeles Marathon

Los Angeles, California

26 mi

Mar

18

Wednesday

Southern States 200

Delta, Alabama

Trail Run 100 mi 200 mi

Mar

21

Saturday

Windmill Farm Winery St. Patricks Day 5k

Seguin, Texas

5 km

Mar

21

Saturday

Trail Trashed Ultra

Henderson, Nevada

Trail Run 5 km 10 km ... 26 mi 50 km