EntityQ5583792· pop 15· linked from 32 articlesGoofy RidgeSign in to savehuman settlement in Mason County, Illinois, United States of AmericaConnectionsIllinoisEntitytime zoneEntitygeographic coordinate systemEntityInternational Standard Book NumberEntityU.S. stateEntityDaylight saving timeConceptAl CaponeEntityQ5390EntityUTC−06:00Entitytelephone numbering planEntityMason CountyEntityunincorporated areaEntitycensus-designated place in the United StatesEntityZIP codeEntitycounty seatEntityHavanaEntity2010 United States CensusEntityGeographic Names Information SystemEntityMason CityEntity2020 United States CensusEntityCategoriesCensus-designated places in IllinoisCensus-designated places in Mason County, Illinois