5K Categories: All 5K Spirit Polar Plunge All / Seniors (Ages 65 & Over) 5K Registration - Paid with Check or Cash $0.00 Adults (Ages 18-64) 5K Registration - Paid with Check or Cash $0.00 Seniors (Ages 65 & Over) 5K Registration $36.00 Toddlers/Infants (3 & Under) 5K Registration $0.00 Children (Ages 4-11) 5K Registration $26.00 Adults (Ages 18-64) 5K Registration $47.00 Teens (Ages 12-17) 5K Registration $36.00