The county's admissions table explicitly states Ganghwa History Museum (including Natural History Museum). Individual tickets are ₩3,000 adults and ₩2,000 children/teens/military; groups of 20 or more pay ₩2,500/₩1,500. Children six and under and adults 65+ enter free. Hours are 09:00–18:00, last ticket 17:30, closed Mondays, January 1, Lunar New Year's Day and Chuseok Day. Parking is free. Bring proof for resident exemptions.