Half Marathons in Boise, Idaho 2026 — MyNextRace

There are 5 half marathons in Boise, Idaho in 2026. The next is the St. Luke's FitOne 5K/10K/Half Marathon on September 26.

Sat, Sep 26 · Boise, ID Boise

Road 5K10K13.1 Half Marathon

From $25 Open

Sat, Oct 24 · Boise, ID Boise

Road Monster MileFreaky 5KHalf Marathon

From $30 Open

Sat, Nov 7 · Boise, ID Boise

Road 1 Mile Run/Walk5k Run/Walk10k Run/Walk +2

From $20 Open Closing Soon

Sat, Nov 14 · Boise, ID Boise

Virtual Boise Half MarathonVirtual

From $45 Open

Sat, Apr 17 · Boise, ID Boise

Road Half MarathonHalf Marathon

From $75 Closed

Half Marathons in Boise, Idaho