Marathon races in United States — 2026 trail running calendar

Jan

17

Crystal Springs Trail Run

Woodside, California, United States

$60.00 - $90.00

Trail running

8K Half-Marathon 35.4K Marathon +1

Jan

23

Great Springs Trail Race - San Marcos

San Marcos, Texas, United States

$10.00 - $112.00

Trail running

Marathon Half-Marathon 10K 1.6K

Jan

23

MileBuilt Gemini Springs 2-Day Challenge

DeBary, Florida, United States

$35.00 - $85.00

Trail running Running

Ultra Marathon Half-Marathon 10K +6

Feb

06

Golden Gate Trail Run

Sausalito, California, United States

Free - $90.00

Trail running Running

8K Half-Marathon 30K Marathon +2

Feb

20

Montara Mountain Trail Run

Pacifica, California, United States

Free - $90.00

Trail running Running

10K Half-Marathon 33.3K Marathon +3

Feb

20

MileBuilt 2-Day Bridge Challenge

Winter Park, Florida, United States

$35.00 - $85.00

Trail running Running

Ultra Marathon Half-Marathon 10K +6

Feb

20

Up Around The Bend Trail Run

Bend, Texas, United States

Free - $140.00

Trail running

Ultra Marathon Half-Marathon 10K +1

Mar

06

Great Springs Trail Race - Austin

Del Valle, Texas, United States

$10.00 - $117.00

Trail running

Ultra Marathon Half-Marathon 10K +2

Mar

06

Crazy Desert Trail Race

San Angelo, Texas, United States

$35.00 - $80.00

Trail running

Ultra Marathon 25K Half-Marathon +3

Mar

13

Catalina Island Marathon, 10K, 5K

Avalon, California, United States

$25.00 - $396.00

Trail running Running

Marathon 10K 5K 1K +1

Mar

13

Land Between the Lakes - The Great American Trail Race

Grand Rivers, Kentucky, United States

$69.00 - $99.00

Trail running

Ultra Marathon 23K

Mar

13

22nd Annual Run Through Time Trail Marathon and Half Marathon

Salida, Colorado, United States

Trail running Running

Marathon Half-Marathon 3.2K