The Brain Freezer 5K begins at North Beach Park in Burlington, Vermont, transforming a short road race into an ice-cream challenge. Participants run half of the 5K, stop to consume a full pint of Vermont-made ice cream, and then complete the remaining distance. Those registering as fun runners may opt out of the full-pint requirement, making the event suitable for both serious competitors and individuals primarily seeking the humor, the costumes, and the lakefront run.
The course follows the bike path along Lake Champlain between North Beach and Waterfront Park, with the ice-cream stop located in Water Works Park. Costume awards are a significant attraction, recognizing both individual outfits and team ensembles. Proceeds from the race benefit People Helping People Global, a Vermont-based international development organization that offers interest-free microloans to individuals living on less than $2 per day.