| Month |
Race Name |
Events |
Location |
Near |
|
| April |
Golden Gate Headlands |
26.2 mi, 13.1 mi, 7 mi |
CA, United States |
Sausalito |
|
| April |
Flatwoods Four Trail Race |
4 mi |
FL, United States |
Tampa |
|
| April |
Mt Penn Mudfest |
15 km |
PA, United States |
Reading |
|
| April |
Muir Woods Marathon, 25K & 7 Mile |
26.2 mi, 25 km, 7 mi |
CA, United States |
Stinson Beach |
|
| April |
Diablo Marathon & 50 Mile Endurance Run |
50 mi, 26.2 mi |
CA, United States |
Clayton |
|
| April |
Desert R.A.T.S. 25/50 Mile |
50 mi, 25 mi |
CO, United States |
Fruita |
|
| April |
Rockin K Trail Run |
50.6 mi, 26.3 mi |
KS, United States |
Ellsworth |
|
| April |
The North Face Endurance Challenge |
50 mi, 50 km, 13.1 mi, 10 km |
NY, United States |
Fort Montgomery |
|
| April |
Desert R.A.T.S. 5/10 Mile |
10 mi, 5 mi |
CO, United States |
Fruita |
|
| April |
John Bryan 50K |
50 km |
OH, United States |
Dayton |
|
| April |
Ouachita Trail 50 Mile and 50K |
50 mi, 50 km |
AR, United States |
Little Rock |
|
| April |
Tyler Arboretum 10K Trail Run |
10 km |
PA, United States |
Philadelphia |
|
| April |
Winona Lake Trail Ultra 50M/30M (solo & relay) & 10M |
50 mi, 30 mi, 10 mi |
IN, United States |
Winona Lake |
|
| April |
Red Mountain 50k/30k |
5030 km |
UT, United States |
St. George |
|
| April |
Dirt Devils Racing Series Painted Rocks Half Marathon |
13.1 mi |
CA, United States |
San Diego |
|
| April |
Folsom Point Spring Trail Runs |
50 km, 22 mi, 25 km, 7 mi |
CA, United States |
Folsom |
|
| April |
Lost Brook Trail Race |
10 mi, 5 mi |
NJ, United States |
Hoboken |
|
| April |
Rancho Runs |
24 mi, 14 mi, 9 mi, 4 mi, 2.4 mi |
CA, United States |
Morgan Hill |
|
| April |
SLO Mountain Run 5K & 10K |
10 km, 5 km |
CA, United States |
San Luis Obispo |
|
| April |
Soaring Eagle Trail Run |
50 km |
WA, United States |
Redmond |
|
| April |
Mercury Mine 7K, 12K, and 18K Trail Run |
18 km, 12 km, 7 km |
CA, United States |
San Jose |
|
