Idaho's Ugliest Sweater Run
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Idaho’s Ugliest Sweater Run, brought to you by The Dirty U
Idaho’s Ugliest Sweater Run is a themed road event scheduled for Saturday, December 5, 2026, in Boise, Idaho. The venue listed is Payette Brewing Company on South Pioneer Street (733 S Pioneer St, Boise, ID 83702). The event is presented under the name The Dirty U and lists local sponsors including Idaho Running Company, Idaho Community Credit Union, and Payette Brewery.
The main distance offered is 5K. Registration uses tiered pricing that increases over set windows, with named registration periods and associated price levels. Single-participant fees are shown with staged increases across the year. The event also offers group discounts when multiple participants register at the same time: a $5 discount for groups of 4 to 9 and a $9 discount for groups of 10 or more.
Pricing is presented as base fees plus processing and taxes, with distinct labels for registration windows. The listing includes calendar export options and indicates that the event page provides registration and registration confirmation paths. Visit the organization's website for the most recent information.
