EntityQ5047310· pop 5· linked from 67 articlesCarthagenaSign in to savehuman settlement in Ohio, United States of AmericaConnectionsSpainCountryOhioEntitygeographic coordinate systemEntityCartagenaEntityacreEntityBlack peopleEntityseminaryEntityMercer CountyEntityHarrison CountyEntityunincorporated areaEntitycensus-designated place in the United StatesEntityCelinaEntitycounty seatEntityOhio UniversityEntityColdwaterEntityMontezumaEntityMendonEntityRockfordEntitySt. HenryEntityFort RecoveryEntityCategories1824 establishments in OhioPopulated places in the United States established in 1824Populated places in the United States established in 1840Unincorporated communities in Mercer County, OhioUnincorporated communities in Ohio