25 JULMAP
Idaho Falls Marathon
Idaho
Event weekend
- Map
- Profile
- Character
GPS trace: 366 pts / www.idahofallsmarathon.com
- Flat
- Waterfront
- Countryside
- Riverside
- Ascent
- 50 m
- m/km
- 2.4 m/km
0.1%GAP
Location distance guide
Idaho half marathons
Idaho half marathon guide with source-backed race region, mapped-route counts, elevation profiles, cost signals and route evidence where available.
Idaho half marathons coverage
13Race pages8Mapped routes2Elevation profiles62%Map coverage
Featured race pages
Featured Idaho half marathons
25 APRMAP
Spring Dash (Coeur d'Alene)
Idaho
Event weekend
- Map
- Profile
- Character
GPS trace: 856 pts / www.uwnorthidaho.org
- Flat
- City
- Coastal
- Waterfront
- Ascent
- 368 m
- m/km
- 17.4 m/km
2.9%GAP
17 APRMAP
Race to Robie Creek
Idaho
Event weekend
- Map
- Character
GPS trace: 768 pts / runsignup.com
- Mountainous
- Mountain
- Canyon
- Countryside
20 JUNMAP
Boise Marathon (Boise, Idaho)
Idaho
Event weekend
- Map
- Character
GPS trace: 1,044 pts / www.boisemarathon.com
- Flat
- Riverside
- City
- Parkland
24 MAYMAP
CDA Marathon (Coeur d'Alene)
Idaho
Event weekend
- Map
- Character
GPS trace: 452 pts / www.cdamarathon.com
- Gently Rolling
- Coastal
- Lakeside
- Riverside
26 SEPMAP
St. Luke's FitOne 5K/10K/Half Marathon (Boise)
Idaho
Event weekend
- Map
- Character
GPS trace: 989 pts / www.fitoneboise.org
- Gently Rolling
- City
- Parkland
- Riverside
11 OCTMAP
City of Trees Marathon
Idaho
Event weekend
- Map
- Character
GPS trace: 1,044 pts / www.cityoftreesmarathon.com
- Parkland
- Riverside
- City
- Waterfront
05 SEPMAP
Pocatello Marathon
Idaho
Event weekend
- Map
- Character
GPS trace: 294 pts / pocatellomarathon.com
- Waterfront
- City
- Mountain
- Canyon
14 NOVSCORE
Boise Half Marathon
Idaho
Event weekend
- Character
- Flat
- Waterfront
- Riverside
- Parkland
25 APRSCORE
Falls2Falls (Twin Falls)
Idaho
Event weekend
- Character
- Rolling
- Canyon
- Lakeside
- Parkland
06 JUNSCORE
Spirit of Magic Valley Half Marathon (Twin Falls)
Idaho
Event weekend
- Character
- Rolling
- Countryside
- Riverside
- Canyon
03 OCTSCORE
Legends Never Die Half Marathon & 55K Ultra Marathon, Ketchum
Idaho
Event weekend
- Character
- Hilly
- Mountain
- Forest
- Countryside
09 MAYSCORE
Over the Top Trail Race (Pocatello)
Idaho
Event weekend
- Character
- Hilly
- Countryside
- City
- Mountain
Related race guides
Idaho running races
All race pages in this location guide across every qualifying distance.
Half Marathons
All indexed half marathon race pages, including route evidence and ranking filters.
Half Marathon route maps in Idaho
Mapped half marathon race pages with stored route geometry, elevation metrics and route provenance where available.
Idaho half marathon comparisons
Idaho Falls Marathon Half Marathon vs Spring Dash (Coeur d'Alene) Half Marathon
Lowest-GAP routes compared for fastest available course shape.
Legends Never Die Half Marathon & 55K Ultra Marathon, Ketchum vs Spring Dash (Coeur d'Alene) Half Marathon
Best race-day conditions compared with route, cost and evidence context.
Idaho half marathons questions
What Idaho half marathons are included?
This guide includes 13 half marathon race pages whose source-backed event region is Idaho. Nearby races by radius are not included.
Which Idaho half marathons have route maps?
8 Idaho half marathons currently have stored route geometry. Route traces appear only when stored geometry exists.
How are featured Idaho half marathons ordered?
Featured races are ordered by available evidence first: stored route geometry, elevation profiles, route metrics, cost data, dates and race-character tags.