All-Out Spring Fever
Golden, Colorado
Sunday, March 22, 2026
13.1 Miles
Organizer's Description
From the base of Table Mountain and Colorado's spectacular foothills, All-Out Multicourse presents our 13th annual Spring Fever from Jefferson County's NAAC Stadium… easily accessible from several nearby highways. Along with its Endless Series sidekick in October, Kooky-Spooky, these 5K, 10K & Half Marathon courses will hug the shores of Arvada's Blunn Reservoir via the Ralston Creek Trail and will challenge the beginner and veteran athlete alike!
Race Events
Half Marathon
Distance: 13.1 Miles
Start Time: 9:00:00 AM
VIRTUAL 10K
Distance: 10K
Start Time: 9:00:00 AM
VIRTUAL Half Marathon
Distance: 13.1 Miles
Start Time: 9:00:00 AM
VIRTUAL 5K
Distance: 5K
Start Time: 9:00:00 AM
10K
Distance: 10K
Start Time: 9:30:00 AM
5K
Distance: 5K
Start Time: 9:40:00 AM
