
Idaho Running Day is a running race on October 17, 2026 in Boise, ID, with entry fees from $40 to $85.
From the Organizer
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:
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!
Events
Weather
It's too far out for a forecast, so here's what weather on this date is normally like in the area. A race day forecast will replace this as race week approaches.
Typical High
66°
Typical Low
41°
Based on US Climate Normals data from Boise Lucky Peak Dam, 4 mi from the venue.
Host City
Population
235,701
as of 2023
City Elevation
2,866 ft
Nearest Airport
BOI
Boise Air Terminal/Gowen Field · 1 mi
Time Zone
Mountain Time
From Endurance Grid
A mid-size host city. Enough lodging and amenities to keep race weekend easy, without big-city sprawl.
Race Location
Your Next Start Line
Every finish line starts with a single decision. Claim your spot at Idaho Running Day, put it on the calendar, and turn “someday” into a start date.
86
Days to train
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From Endurance Grid
Endurance Grid is here to help you understand the sport, decide if it’s the right fit, and learn how to prepare. For course distances, logistics, and race-day specifics, always defer to the race organizer’s event page.
With running, there's a distance for every fitness level, a community at every start line, and nothing beats the feeling of crossing a finish line you trained for.
Running is an endurance sport that rewards consistency, and showing up every week compounds in ways that will surprise you.
From 5K to marathon, running races are an accessible entry point into endurance sport. There's a distance for every fitness level and a community at every start line.
Coming Up
Foothills XC12K
12 miles away
3rd Annual 5KIC LESS Society Table Rock Hike
11 miles away
St. Luke's FitOne 5K/10K/Half Marathon
13 miles away
Trick or Trot
12 miles away
Plan your trip
Coming from out of town? There's more to Boise than race day. We'll help you line up nearby lodging, flights, a rental car, and things to do so you can make the most of your racecation.
Plan your trip to BoiseFrequently Asked Questions (FAQs)
Idaho Running Day
Oct 17, 2026