Law Enforcement Agencies in Keswick, MI MI › Leelanau County Agencies serving the city of Keswick in MI. Agency Types in Keswick County Jails 1 agencies Sheriff 1 agencies Tribal Police 1 agencies All Agencies in Keswick, MI Grand Traverse Tribal PD Leelanau County Leelanau County Jail Leelanau County Leelanau County Sheriffs Office Leelanau County
