Race Discovery
Idaho Running Day
Idaho Running Day logo

Idaho Running Day

Boise, Idaho, United States View on map
Oct 17, 2026 (America/Boise local time)
Running

About this race

2026 Idaho Running Day (October 17) is a great event for all athletes with a 5k, 10k, Half Marathon, and Marathon.

It takes place along the picturesque Boise Greenbelt, from Lucky Peak Reservoir to Southeast Boise, with stunning views of the Boise River.

Idaho Running Day attracts runners from across Idaho and the Pacific Northwest, with fantastic prizes from our local partners up for grabs.

TRANSPORTATION: Parking at the start/finish is limited and shuttles will be provided from an alternate parking location to accommodate all participants and spectators. Stay tuned for details!

Start/Finish area: Sandy Point Park (Boise, ID)

Start Times:

8:00 am - Half Marathon, Marathon

9:00 am - 5k, 10k

All participants receive:

  • Medals designed locally by our race team
  • High-quality athletic shirts
  • Post-Race Party
  • Real-Time Chip Results

Courses:

5K: Course Map PDF | Interactive Course Map
10K: Course Map PDF | Interactive Course Map
Half Marathon: Course Map PDF | Interactive Course Map
Marathon: Course Map PDF | Interactive Course Map

For more comprehensive Idaho Running Day info, please take a look at our main website page HERE!

Pick your distance

Running

Marathon

Oct 17, 2026 Marathon 8:00 AM
$95.00
Open

Half Marathon

Oct 17, 2026 Half-Marathon 8:00 AM
$85.00
Open

10K

Oct 17, 2026 10K 9:00 AM
$60.00
Open

5K

Oct 17, 2026 5K 9:00 AM
$45.00
Open

Typical race-day weather

Based on 3 years of historical conditions on this event's race dates in Boise.

Temp (°C)
Minimum temperature (race-day average) 10.4° / Maximum temperature (race-day average) 26.3°
Feels Like (°C)
Minimum feels like — heat index / wind chill (race-day average) 10.4° / Maximum feels like — heat index / wind chill (race-day average) 26.3°
Wind (km/h)
Average wind speed (race-day average)
11.0
Precip (mm)
Average precipitation (race-day average)
0.0mm
Humidity
Average relative humidity (race-day average)
47.4%

Course

Route map and elevation profile

No course map published yet.

The organizer hasn't released a route for this event, and we don't publish guesses. If you're the organizer, send us a GPX file and we'll draw the profile.

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Other races near Boise

Different organizers, within 40 miles, in the next three months

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Where this page comes from. Race details were last updated on . We re-check listings regularly and again in the week before race day.

  • Entries, prices, waves and inclusions — the event's official registration page
  • Temperature and humidity — Copernicus ERA5 reanalysis via Open-Meteo (CC BY 4.0)
  • Elevation and terrain relief — Copernicus DEM GLO-90, ESA (CC BY 4.0)
  • Comparisons and counts — Race Discovery calendar, 49 Boise events

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