For runners seeking an immersive experience, our race offers a unique blend of challenging terrain and breathtaking scenery. Located in the picturesque hills of Green Valley, this course winds through dense forests and along serene riverside paths, providing participants with a diverse and engaging run. Onsite registration is available for those who wish to sign up on the day of the event, though there will be an additional $10 fee applied to your entry. For any changes in category or further inquiries about the race details, please visit our official change form link provided on the website. This ensures that all participants have a smooth and hassle-free registration process. The course design caters to both seasoned runners looking for a tough challenge and newcomers eager to explore local beauty. The rolling hills offer a mix of inclines and declines, while flat sections allow moments of respite amidst the natural surroundings. Spectators are encouraged to line the route, adding an extra layer of motivation as you push through each mile. Whether it's your first race or one of many, this event promises a memorable day filled with stunning views and rewarding runs. Mark your calendars for [Event Date], and prepare to experience the best that Green Valley has to offer.
Races Offered
Boise Twilight Criterium - Cat 2/3 Men
Jul 11, 2026
straighten
Distance —
Boise Twilight Criterium - Cat 2/3 Men
terrain
Type —
Cycling
timer
8 days remaining
sell
$50.00
Boise Twilight Criterium - Cat 3-4 Women
Jul 11, 2026
straighten
Distance —
Boise Twilight Criterium - Cat 3-4 Women
terrain
Type —
Cycling
timer
8 days remaining
sell
$40.00
Boise Twilight Criterium - Cat 4-Novice Men
Jul 11, 2026
straighten
Distance —
Boise Twilight Criterium - Cat 4-Novice Men
Distance —
Boise Twilight Criterium - Pro Cat 1-2 Men
terrain
Type —
Cycling
timer
8 days remaining
sell
$75.00
Boise Twilight Criterium - Pro Cat 1-2 Women
Jul 11, 2026
straighten
Distance —
Boise Twilight Criterium - Pro Cat 1-2 Women
terrain
Type —
Cycling
timer
8 days remaining
sell
$75.00
Friday Night Street Sprints Powered By Red Bull (30 Men-20 Women Limit) - Pro/1/2/3 Men
Jul 11, 2026
straighten
Distance —
Friday Night Street Sprints Powered By Red Bull (30 Men-20 Women Limit) - Pro/1/2/3 Men
terrain
Type —
Cycling
timer
8 days remaining
sell
$15.00
Friday Night Street Sprints Powered By Red Bull (30 Men-20 Women Limit) - Pro/1/2/3 Women
Jul 11, 2026
straighten
Distance —
Friday Night Street Sprints Powered By Red Bull (30 Men-20 Women Limit) - Pro/1/2/3 Women
terrain
Type —
Cycling
timer
8 days remaining
sell
$15.00
Weather History
These values represent the 3-year monthly averages for July in Boise.
thermostatTemperature
18.5° / 35.0°
wb_sunnyFeels like
16.6° / 31.2°
light_mode
Avg sunshine hours
13h 47m
water_drop
Avg rainfall
0.1 mm
ac_unit
Avg snowfall
—
air
Avg wind speed
8.8 km/h (Light breeze)
opacity
Sweat loss rate
Moderate
terrain
Course conditions
Hard and dry surface
sunny
Max UV Index
Very High (8.0)
humidity_mid
Humidity
26.5%
wb_twilight
Sunrise
06:19
nightlight
Sunset
21:21
About Boise
Learn more about the host city, Boise.
Boise is the capital and largest city of Idaho. Boise offers numerous recreational opportunities, including extensive hiking and biking in the foothills to the immediate north of downtown. Boise is a regional hub for jazz, theater, and indie music, and is home to several museums.
