Ugly Sweater 5K

Join us on December 12, 2026, for the 13th consecutive live edition of the Ugly Sweater 5K in Caldwell, Idaho. This beloved community race celebrates Christmas with festive spirit and friendly competition. Participants will receive a unique long-sleeved T-shirt, perfect to wear year-round after this joyful event.
The course begins at Whittenberger Park, taking runners across the Boise River near Rotary Pond before following the scenic Caldwell Greenbelt path upriver to the Old Highway 30 Bridge and back down for an exciting finish. The race features a fun Ugly Sweater contest with prizes awarded at 9:30am, followed by raffle drawings and post-race refreshments.
Awards are given out for overall male and female winners as well as age group achievements across various categories. Well-behaved dogs are welcome to join their owners in this pet-friendly race. Packet pickup is available starting at the Finish Line Gazebo Area from 8:45am on race day.
Proceeds support Canyon Track Club's efforts to develop youth athletes for local and regional competitions, promoting physical fitness among all ages through running and walking exercise. The club aims to create a positive environment where students can grow in confidence while improving their athletic abilities.