September 25 @ 7:00 AM - September 27 @ 2:00 PM

Red Feather Trail Jamboree

(Red Feather Lakes, CO)

All day

Sangre de Cristo Ultras

(Westcliffe, CO)

September 26 @ 8:00 AM - September 27 @ 5:00 PM

Desert’s Edge Triathlon

(Fruita, CO)

October 31 @ 8:00 AM

Narrowleaf Lake Run

(Loveland, CO)

October 31 @ 8:00 AM

Spooky Sprint Half Marathon

(Colorado Springs, CO)

October 31 @ 8:00 AM

Colorado 24 Hour Run

(Fort Collins, CO)

October 31 @ 9:00 AM

Foundry Halloween 5K

(Steamboat Springs, CO)

October 31 @ 9:30 AM

I Ain’t Scared (of 5K)

(Thornton, CO)

October 31 @ 10:00 AM

EAPL Zombie Run 5K

(Evergreen, CO)

October 31 @ 10:00 AM

Boos & Brews Halloween 5K

(Denver, CO)

October 31 @ 10:00 AM

Halloween Peach 5K

(Cedaredge, CO)