5K10KHalf Marathon
- Price
- $54-$75.20
- Field size
- 14,000 · based on the organizer's entry cap
5Ks in Idaho
Every upcoming 5K race we know about in Idaho. Where a detail isn't confirmed, we mark it unknown rather than guessing.
Race results
Showing 38+ of 38 races · loading the full list…
5K
- Price
- $38.96
- Field size
- 400 · based on the organizer's entry cap
Sat, Oct 10, 2026 · 7:30 AM · Hayden Lake, ID
Hayden Lake Marathon
0.5M5K6.55MHalf MarathonMarathon
- Price
- Free-$160
- Field size
- 150 · based on the organizer's entry cap
Sun, Oct 11, 2026 · 8:00 AM · Boise, ID
City of Trees Marathon
5K10KHalf MarathonMarathon
- Price
- $22.20-$122.90
Sat, Oct 24, 2026 · 10:00 AM · Rexburg, ID
Haunted Half Marathon and 5k by Run the Undergrad
5KHalf Marathon
- Price
- $11.60-$64.60
Sat, Oct 24, 2026 · 8:00 AM · Coeur D Alene, ID
Eternal Surrender Half Marathon
5K10KHalf Marathon
- Price
- Price on registration site
Sat, Oct 24, 2026 · 9:00 AM · Boise, ID
YMCA Halloween Run presented by Micron
1M5KHalf Marathon
- Price
- $33.63-$65.65
Sun, Oct 25, 2026 · 8:00 AM · Coeur d'Alene, ID
Halloween Hustle
0.5M5K10KHalf Marathon
- Price
- Free-$117.60
- Field size
- 25 · based on the organizer's entry cap
Thu, Nov 26, 2026 · 8:30 AM · Spirit Lake, ID
Retrofit Athletics-7th Annual Sweaty Yeti Turkey Trot
5K10K
- Price
- $38.10-$54
Thu, Nov 26, 2026 · 9:00 AM · Coeur d'Alene, ID
North Idaho Turkey Trot at Riverstone
1M5K10K
- Price
- $11.60-$32.80
Thu, Nov 26, 2026 · 8:00 AM · Nampa, ID
Nampa Pumpkin Spice 5K
5KWalker-friendly · per organizer
- Price
- $43.40
- Field size
- 300 · based on the organizer's entry cap
Sat, Dec 12, 2026 · 9:00 AM · Coeur d'Alene, ID
Santa Run
0.5M5K10K
- Price
- Free-$64.60
- Field size
- 25 · based on the organizer's entry cap
Sat, Dec 12, 2026 · 9:30 AM · Eagle, ID
Holiday Hot Cocoa Hustle 5K
1M5Kflat and fast
- Price
- $13.72-$27.50
Sat, Mar 13, 2027 · 10:15 AM · Boise, ID
YMCA St. Patrick's Day Run presented by ICCU
1M5K5M
- Price
- $33.63-$38.96
Sat, Apr 17, 2027 · 8:00 AM · Hauser, ID
Hauser Lake Icebreaker Run 5k/10k
5K10KWalker-friendly · per organizer
- Price
- $38.10
Sun, May 2, 2027 · 6:30 AM · Boise, ID
Boise River Marathon
5K10KHalf MarathonMarathonflat and fast
- Price
- $38.10-$64.60
Sat, May 15, 2027 · 7:00 AM · Boise, ID
YMCA Famous Idaho Potato Marathon & Fun Runs
5K10KHalf MarathonMarathonflat and fast
- Price
- $33.63-$97.68
Sat, May 29, 2027 · 9:00 AM · Garden City, ID
Telaya Wine Run 5k
5K
- Price
- $48.99
- Field size
- 300 · based on the organizer's entry cap
Sat, May 29, 2027 · 7:00 AM · Coeur d'Alene, ID
CDA Marathon
1M5K10KHalf MarathonMarathonCertified course · per organizer
- Price
- Free-$107
Sun, May 30, 2027 · 9:00 AM · Kuna, ID
Indian Creek Wine Run 5k
5K
- Price
- $18.49-$33.49
- Field size
- 12 · based on the organizer's entry cap
Fri, Jun 4, 2027 · 10:00 AM · Sandpoint, ID
Sandpoint Marathon
5K10KHalf MarathonMarathonflat and fast
- Price
- $48.70-$186.50
Sat, Sep 4, 2027 · 6:15 AM · Pocatello, ID
27th Annual Pocatello Marathon
0.2M1M5K10KHalf MarathonMarathon
- Price
- $10.54-$64.60
- Field size
- 1,078 · based on the organizer's entry cap