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Colorado River Run: 100-Mile & 50-Mile Ultra, 50K, Marathon, Half-Marathon, 10K and 5K
Nov
28
26
,
Texas
Trail Running
100 Mile
50 Mile
50K
Ultramarathon
10K
Orcas Island 100
Feb
26
27
Orcas Island
,
Washington
Trail Running
100 Mile
Grandmaster Ultras 2027
Feb
26
27
Mesquite
,
Nevada
Trail Running
50K
Ultramarathon
100K
100 Mile
50 Mile
Antelope Island Buffalo Run
Mar
13
27
Salt Lake City
,
Utah
Trail Running
Marathon
Ultramarathon
50K
50 Mile
100 Mile
The Pistol
Mar
13
27
,
Tennessee
Trail Running
10 Mile
100 Mile
50 Mile
Ultramarathon
50K
Grasslands Trail Run
Mar
20
27
Fort Worth
,
Texas
Trail Running
Half Marathon
Marathon
50 Mile
Ultramarathon
100 Mile
NoCo Urban Ultra & Relay
Apr
11
27
,
Colorado
Trail Running
50 Mile
100 Mile
Relay
Ultramarathon
Silver Moon Race: Kings River
Apr
18
27
Fresno
,
California
Road Running
100 Mile
Relay
The Canyons Endurance Runs
Apr
22
27
Auburn
,
California
Trail Running
25K
50K
50 Mile
100 Mile
Ultramarathon
Rabid Raccoon 100
Jun
04
27
,
Pennsylvania
Trail Running
100 Mile
Ultramarathon
Weld Your Mettle Running Festival
Jun
05
27
Eaton
,
Colorado
Trail Running
50 Mile
50K
Ultramarathon
100 Mile
Western States Endurance Run
Jun
26
27
Auburn
,
California
Trail Running
100 Mile
Ultramarathon
Hood Hundred
Jul
03
27
Mt. Hood
,
Oregon
Trail Running
100 Mile
Ultramarathon
Silverheels Trail Runs
Jul
09
27
,
Colorado
Trail Running
10 Mile
50K
Ultramarathon
100K
100 Mile
Devil's Gulch Ultra and Half Marathon
Jul
10
27
Wenatchee
,
Washington
Trail Running
Half Marathon
50 Mile
100 Mile
Ultramarathon
Vermont 100
Jul
16
27
Woodstock
,
Vermont
Trail Running
Ultramarathon
100 Mile
Cascade Crest 100
Jul
16
27
Snoqualmie
,
Washington
Trail Running
100 Mile
Ultramarathon
High Lonesome 100
Jul
16
27
Nathrop
,
Colorado
Trail Running
100 Mile
Ultramarathon
Ultraman Canada
Jul
23
27
Penticton
,
British Columbia
Triathlon / Multisport
200 Mile
100 Mile
U.M. Canada 515
Jul
23
27
,
British Columbia
Triathlon / Multisport
100 Mile
Standhope Ultra Challenge 100M, 60K & 30K
Jul
24
27
Sun Valley
,
Idaho
Trail Running
100 Mile
50K
28K
Ultramarathon
Oregon Cascades 100
Jul
24
27
Bend
,
Oregon
Trail Running
50 Mile
100 Mile
Ultramarathon
Never Summer 100km & 60km
Jul
30
27
Walden
,
Colorado
Trail Running
100K
100 Mile
50K
Ultramarathon
Sea to Summit
Jul
31
27
South Berwick
,
Maine
Triathlon / Multisport
100 Mile
Burning River
Jul
31
27
,
Ohio
Trail Running
100 Mile
50 Mile
Relay
Ultramarathon
Leadville Trail 100 RUN
Aug
21
27
Leadville
,
Colorado
Trail Running
100 Mile
Ultramarathon
Valkyrie Ultra Heptathlon
Sep
18
27
Durango
,
Colorado
Triathlon / Multisport
100 Mile
