Polar Plunge 2025 Chicago Dates. On sunday, march 2, 2025 i will participate in polar plunge® chicago for special olympics illinois presented by special children's charities, one of the city's most popular winter fundraising. Join 2,000 other spirited people at the 25th annual chicago polar plunge.

Join 2,000 other spirited people at the 25th annual chicago polar plunge. See a full list of dates, locations, registration information and where you can plunge with fox 9’s ian leonard this winter.