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Upcoming 2026-2027 50K Trail Running Races

Discover 50K trail races in the USA below. For a list of top upcoming trail races check out this list. Or, visit our race calendar to filter by state and/or distance, and get a comprehensive list of additional races near you.

Desert Rats Trail Running Festival
Apr
10
Fruita
,
Colorado
100K
50K
Ultramarathon
10K
21K
MadCity Ultras
Apr
10
Madison
,
Wisconsin
100K
50K
Relay
Ultramarathon
Gorge Waterfalls
Apr
16
Portland
,
Oregon
50K
100K
Ultramarathon
28K
Rattler Trail Races
Apr
17
Colorado Springs
,
Colorado
10K
25K
50K
Ultramarathon
Squak Mountain
Apr
17
Seattle
,
Washington
Half Marathon
50K
Ultramarathon
Spitfire Ultra
Apr
17
Idaho Falls
,
Idaho
5K
10K
50K
Ultramarathon
Horseshoe Lake Trail Run
Apr
17
,
California
28K
50K
Half Marathon
Marathon
Ultramarathon
NYC 50k - Stair Set of Doom Ultra
Apr
17
Bronx
,
New York
50K
Ultramarathon
The Canyons Endurance Runs
Apr
22
Auburn
,
California
25K
50K
50 Mile
100 Mile
Ultramarathon
Thelma & Louise Women's Half Marathon
Apr
24
Moab
,
Utah
Half Marathon
Marathon
50K
Ultramarathon
15K
Zane Grey Highline Trail Runs
Apr
24
Flagstaff
,
Arizona
50 Mile
Ultramarathon
50K
Hacienda Hills Trail Run
Apr
24
San Jose
,
California
50K
25K
Half Marathon
Kids
Ultramarathon
SPASM Lake Chabot Trail Run
Apr
24
,
California
Half Marathon
28K
Marathon
50K
Ultramarathon
Thumb Coast Ultra & Relay - 50 Mile, 50K, & 50 Mile Relay
Apr
24
,
Michigan
50 Mile
50K
Ultramarathon
Relay
Serengeti Trail Races
May
01
Salt Lake City
,
Utah
10K
Half Marathon
50K
Greenland Trail Races
May
01
Colorado Springs
,
Colorado
50K
Sun Mountain 50M/50K/25K
May
01
Winthrop
,
Washington
Ultramarathon
25K
50 Mile
50K
Santa Clarita Trail Race
May
01
Santa Clarita
,
California
5K
10K
15K
Ultramarathon
28K
VCP50k
May
01
Bronx
,
New York
50K
Ultramarathon
Sisters Country 50K & Half Marathon
May
02
Sisters
,
Oregon
Half Marathon
50K
Ultramarathon
Valkyrie Trail Race
May
08
Colorado Springs
,
Colorado
Half Marathon
Marathon
50K
Ultramarathon
Grizzly Peak Trail Run
May
08
Berkeley
,
California
10K
50K
Ultramarathon
Half Marathon
Marathon
DENFIT ULTRA
May
09
,
New York
Ultramarathon
100K
50K
Tillamook Burn
May
15
Portland
,
Oregon
50K
50 Mile
Ultramarathon
Pine Trail Run - 5K, 10 mile, 50K
May
15
Pine
,
Arizona
5K
50K
Ultramarathon
10 Mile
Possum's Revenge
May
15
Fort Worth
,
Texas
10K
5K
Ultramarathon
50K
100K
Diablo Trail Run
May
23
Walnut Creek
,
California
10 Mile
5 Mile
Half Marathon
50K
Ultramarathon
Smith Rock Classic
May
29
Terrebonne
,
Oregon
10 Mile
50K
50 Mile
Ultramarathon
Stumptown Trail Runs
May
29
Portland
,
Oregon
Half Marathon
50K
Ultramarathon
Leavenworth Trail Fest
May
29
Leavenworth
,
Washington
28K
50K
Ultramarathon
Echo Valley Trail Run
Jun
05
Leavenworth
,
Washington
10K
Half Marathon
50K
Ultramarathon
Cape Mountain
Jun
05
Florence
,
Oregon
10K
25K
50K
Ultramarathon
Vashon Island Ultramarathon
Jun
05
,
Washington
Ultramarathon
50K
10 Mile
20 Mile
Cinderella Trail Run
Jun
05
Oakland
,
California
Half Marathon
Ultramarathon
10K
50K
Shadow of the Giants 50k & 20k Run
Jun
05
,
California
21K
50K
Ultramarathon
Weld Your Mettle Running Festival
Jun
05
Eaton
,
Colorado
50 Mile
50K
Ultramarathon
100 Mile
Worlds End Ultramarathon
Jun
05
,
Pennsylvania
100K
50K
Ultramarathon
Hiawatha Spring Trail Run
Jun
06
Taft
,
Montana
10K
50K
Ultramarathon
15K
25K
Mary’s Peak Trail Run
Jun
12
Blodgett
,
Oregon
25K
50K
Ultramarathon
100K
Summits Trail Runs
Jun
12
Granby
,
Colorado
10K
Half Marathon
50K
Marathon
Ultramarathon
Wild Woman Marathon, 50K Trail Run
Jun
18
Trout Lake
,
Washington
10K
Half Marathon
Marathon
50K
Relay
Flagstaff Extreme Big Pine Trail Runs
Jun
19
Flagstaff
,
Arizona
25K
50K
Ultramarathon
Wy’east Wonder
Jun
19
Mt. Hood
,
Oregon
50K
50 Mile
Ultramarathon
River of No Return Endurance Runs 32k, 55k & 108k
Jun
19
Challis
,
Idaho
50K
100K
28K
Ultramarathon
Siskiyou Out Back
Jul
09
Ashland
,
Oregon
50K
Ultramarathon
50 Mile
100K
Silverheels Trail Runs
Jul
09
,
Colorado
10 Mile
50K
Ultramarathon
100K
100 Mile
Mt Hood Trail Runs
Jul
10
Mt. Hood
,
Oregon
25K
50 Mile
50K
Ultramarathon
San Lorenzo River Trail Run
Jul
10
Santa Cruz
,
California
28K
10K
Half Marathon
Marathon
50K
Silverton Alpine Runs
Jul
17
Silverton
,
Colorado
Marathon
50K
Ultramarathon
Carolina Reaper Challenge (50k - 13.1 - 10k & Relay)
Jul
17
,
South Carolina
10K
Half Marathon
Ultramarathon
50K