County Links Contact information for important links in Darke County. Darke County mydarkecounty.com Arcanum Schools arcanum-butler.k12.oh.us Tri-Village Schools tri-village.k12.oh.us Sheriff’s Office darkecountysheriff.org Arcanum Library arcanumpubliclibrary.org New Madison Library newmadisonpubliclibrary.org Garst Museum garstmuseum.org Solid Waste co.darke.oh.us/solidwaste
