Rankings · updated September 7, 2026

Best Races in Idaho

None have enough measured for a composite score yet, so instead they're ranked below by how long they've been run — a fact each race states itself. How scoring works →

Longest-running in Idaho

2 races we can date but haven't measured enough of to score. Oldest first. What we measure →

  1. 1 10th Annual Meridian, ID Ostomy 5k Meridian, ID Oct 2026 2017 9 years running
  2. 2 2nd Annual Hispanic Heritage Month 5K - 2.º Anual Mes de la Herencia Hispana-Carrera de 5K Meridian, ID Sep 2026 2025 1 year running

Listed races

13 races we list but haven't measured enough of to score. By date. What we measure →

  1. Crater Crawl Mountain Home, ID Sep 2026 Not yet rankedno verified data
  2. 2026 Walk,Run,Read for Literacy! Sept. 19th Coeur d'Alene, ID Sep 2026 Not yet rankedno verified data
  3. Bear Lake Brawl Triathlon St Charles, ID Sep 2026 Not yet rankedno verified data
  4. Blackfoot Tater Trot Blackfoot, ID Oct 2026 Not yet rankedno verified data
  5. City of Trees Marathon Boise, ID Oct 2026 Not yet rankedno verified data
  6. A Run to InspireKidz Boise, ID Nov 2026 Not yet rankedno verified data
  7. Boise Half Marathon Boise, ID Nov 2026 Not yet rankedno verified data
  8. Boise Turkey Day 5K Run/Walk Boise, ID Nov 2026 Not yet rankedno verified data
  9. Dizzy Horse, A Winter Backyard Ultra Idaho Falls, ID Jan 2027 Not yet rankedno verified data
  10. Boise Plogs 2026 Boise, ID Apr 2027 Not yet rankedno verified data
  11. Boise River Marathon Boise, ID May 2027 Not yet rankedno verified data
  12. CDA Marathon Coeur d'Alene, ID May 2027 Not yet rankedno verified data
  13. CHAFE 150 Gran Fondo Sandpoint, ID Jun 2027 Not yet rankedno verified data

Races worth traveling for

Twice a month: the races our data says are worth the trip — picked by the numbers, never pay-to-play. Plus a heads-up when your race's week arrives. One-click unsubscribe, always.