SD · CountySanborn County, South Dakota19 cities in the directoryCitiesCityPopulationRegionAfton32—Artesian135—Benedict31—Butler305—Diana47—Elliott93—Floyd69—Jackson113—Letcher159—Letcher124—Logan143—Oneida25—Ravenna39—Silver Creek84—Twin Lake95—Union57—Warren47—Woonsocket646—Woonsocket148—