10K races in United States — 2026 trail running calendar

Mar

28

AdventHealth Silver Springs Half Marathon, 10K & 5K

Silver Springs, Florida, United States

$45.00 - $99.00

Trail running Running

Half-Marathon 5K 10K

Apr

03

MileBuilt Turkey Lake 2-Day Challenge

Orlando, Florida, United States

$40.00 - $90.00

Trail running Running

Ultra Marathon Half-Marathon 10K +6

Apr

03

Hells Hills Trail Race

Smithville, Texas, United States

$10.00 - $130.00

Trail running

Ultra 25K 10K 1.6K +3

Apr

03

Big Bear SquaTCh North

Bear Mountain, New York, United States

Free - $70.00

Trail running

10K Half-Marathon Hardship Entry

Apr

03

Bedrock Valley Trail Runs

Hemet, California, United States

$15.00 - $115.00

Trail running Running Cycling

Marathon Half-Marathon 15K 10K +9

Apr

03

Panther City Ultra

Fort Worth, Texas, United States

Free

Trail running

Ultra 25K 10K 5K

Apr

04

Zachary M. Negron Unforgettable 5K & 10K Trail Run

Calhoun, Georgia, United States

$15.00 - $30.00

Trail running Running

10K 5K FUN RUN

Apr

09

Mountain Man Memorial March

Gatlinburg, Tennessee, United States

Free - $500.00

Running Trail running

Gold Star Family - Registration Marathon Half-Marathon 10K +14

Apr

10

Brazos Bend 50

Needville, Texas, United States

Free - $120.00

Trail running Running

Ultra 25K 10K 5K +3

Apr

10

Nature Made Great Race: Half Marathon, 5K, 10K, 15K, 10M, 1M

Agoura Hills, California, United States

$33.95 - $107.55

Trail running Running

Half-Marathon 10K 16.6K 15K +3

Apr

10

GreenFest on the Greenbelt

Aubrey, Texas, United States

$15.00 - $35.00

Running Trail running

1.6K 5K 10K

Apr

10

Full Circle Trail Race

Lewisville, Texas, United States

$10.00 - $100.00

Trail running

49.9K Marathon Half-Marathon 10K +2