Race Calendar in Idaho, United States

Running for Children's Rights to Both Parents - 7 of 50 Half Marathons in 50 States - Idaho

Ashton, Idaho, United States

Jul 18, 2026 (Sat)

$50.00 - $1,000.00

Running

Half-Marathon 5K

Mesa Falls Marathon

Ashton, Idaho, United States

Jul 18, 2026 (Sat)

$20.00 - $95.00

Running

Marathon Half-Marathon 10K 5K +1

Ririe X-C 5k Fundraiser

Ririe, Idaho, United States

Jul 18, 2026 (Sat)

Free - $20.00

Running

5K Ririe XC Color Run (half mile)

Wild Blue Goose Chase

Samaria, Idaho, United States

Jul 18, 2026 (Sat)

$20.00

Running

Wild Blue Goose Chase

26th Atomic Days Blast Off Fun Run

Arco, Idaho, United States

Jul 18, 2026 (Sat)

$20.00

Running, Walking

10K 5K 1.6K

Littlefoot Triathlon - CDA

Coeur d'Alene, Idaho, United States

Jul 25, 2026 (Sat)

Baby Foot 5K

Sandpoint, Idaho, United States

Jul 25, 2026 (Sat)

$35.00

Running

5K

Founders Day Fun Run

Lava Hot Springs, Idaho, United States

Jul 25, 2026 (Sat)

$15.00

Running

5K 1.6K

Shark Attack Open Water Swim 2026

Sandpoint, Idaho, United States

Jul 31, 2026 (Fri)

$30.00

Swimming

Shark Attack Open Water Swim

Boise Front Trail Festival

Boise, Idaho, United States

Jul 31, 2026 (Fri) – Aug 1, 2026

$30.00 - $85.00

Trail running

3.2K 8K 16.1K

Kuna Days 5K Run and Walk

Kuna, Idaho, United States

Aug 1, 2026 (Sat)

$25.00

Running

5K

Long Bridge Swim

Sandpoint, Idaho, United States

Aug 1, 2026 (Sat)

$65.00

Swimming

2.8K