IL · CountyHancock County, Illinois15 cities in the directoryCitiesCityPopulationRegionAugusta539—Basco77—Bentley26—Bowen447—Carthage2,431—Dallas City778—Elvaston145—Ferris120—Hamilton2,662—La Harpe1,137—Nauvoo910—Plymouth421—Pontoosuc98—Warsaw1,456—West Point136—