Found 28 races

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JUL
4

Big Sky, MT
• 4.4 miles
$35
An annual Fourth of July 5K trail fun run at Len Hill Park in Big Sky, MT.
5K
17
JUL
4

Alta, WY
• 42.2 miles
$15 -$165
The Wildflower Run is back for its 4th year! 2 days and 4 races to choose from! These awesome 10K, 22K, 1K Kids' Race and 50K trail races are coming July 4th & 5th, 2026 at Grand Targhee.  The...
1K 10K 22K 50K
75
JUL
4

Idaho Falls, ID
• 53.1 miles
$22 -$125
21st annual July 4th 5k run/walk in Idaho Falls benefiting the Military Affairs Committee.
5K
35
JUL
10

Twin Bridges to Virginia City, MT
• 52.3 miles
$150
Running event in Twin Bridges to Virginia City
175m
67
JUL
11

Teton Village, WY
• 56.5 miles
$75 -$160
Mountain trail weekend featuring Cirque 30K, Cody Peak 50K, and Wild 15K races
15K 30K 50K
234
JUL
11

West Yellowstone, MT
• 47.7 miles
$45 -$85
Have you ever wanted to run in beautiful Yellowstone Country? Join the Yellowstone Running Company & Wolf Pack Advent...
5K 10K Half Marathon 25K Marathon 50K
146
JUL
12

Big Sky, MT
• 5.3 miles
$30 -$75
Runners, take your marks, it’s time to show what you’re made of! The 2nd Annual Running of the Bulls Trail Race returns as part of Big Sky’s Biggest Week. This scenic trail race winds through the...
5K 11K 21K
41
JUL
18

Arco, ID
• 93.0 miles
$20 -$25
Family-friendly community fun run kicking off Atomic Days in Arco, Idaho, with multiple distances.
1m 5K 10K
16
JUL
18

Ashton, ID
• 87.5 miles
$15 -$95
The Mesa Falls Marathon and Half Marathon Races are point-to-point races that begin on Scenic Highway 47 in the Targhee National Forest and end in the city of Ashton, Idaho. All short races start...
1m 5K 10K Half Marathon Marathon
37
JUL
18

Ririe, ID
• 39.4 miles
$20
As part of the Pioneer Day celebration the Ririe X-country teams will host a 5K fundraiser.  In addition a shorter color fun run is open to adults and kids following the 5K.  On-line registration...
5K
1
JUL
25

Jackson, WY
• 64.9 miles
$45 -$60
An ~11 mile backcountry trail run in Bridger-Teton National Forest near Jackson, WY.
18K
20
JUL
26

Jackson, WY
• 64.8 miles
$40
A demanding 3-mile hill climb gaining 1,535 vertical feet to the Snow King summit in Jackson, WY.
13
JUL
31

Alta, WY
• 42.2 miles
$45 -$205
Pierre’s Hole, once known for fur trade in the Northern Rockies, has always been a test of endurance, fortitude, and strength. For almost two decades, the Pierre’s Hole 50/100 has provided an...
50K 100K
127
AUG
1

Idaho Falls, ID
• 56.0 miles
$10 -$15
Farm-themed 5K trail fun run at the Bonneville County Fair in Idaho Falls.
5K
9
AUG
1

West Yellowstone, MT
• 47.7 miles
$50 -$80
You don't want to miss this spectacular trail run just outside of Yellowstone National Park! The West entrance and gateway to Yellowstone National Park is surrounded by three national forests,...
10K Half Marathon Marathon
96
AUG
8

Idaho Falls, ID
• 52.3 miles
$20 -$35
This event is in loving memory of Josh Lindula. Come join us for a run! Josh loved running. To honor him we will be having a 5k and a 1 mile run/walk. All registrations and donations will go to...
1m 5K
3
AUG
8

Victor, ID
• 47.6 miles
$25 -$55
Join us for a 5K Fun Run/Walk, 10K and a FREE community party in our hometown with proceeds benefiting Teton Valley Young Life.  We love Victor and chances are you do too! Whether you are a part...
5K 10K
23
AUG
8

Cooke City, MT
• 69.6 miles
$115 -$150
Aptly named for the rugged men who explored this area starting in the 1860s, 2026 is the 4th year for the Prospector's race! The views are as good as the gold they were looking for. If you can...
30K 50K
36
AUG
22

Idaho Falls, ID
• 53.7 miles
$20 -$50
Dash for Down Syndrome raises funds and awareness for the Eastern Idaho Down Syndrome Family Connect organization.  This is a day of celebration for the local Down syndrome community, their...
1m 3m 10K
50
AUG
29

Grand Targhee, WY
• 42.1 miles
$89 -$99
Prizes Prizes will be distributed at the end of each race and for the overall series winners
49