Michigan Department of Natural ResourcesDesignated ORV Routes (Off-Road Vehicles) are the trails specifically designated for ORV, ATV, or Motorcycle Use. The trails are located on State, Federal, County, Local, and Private Lands.ArcGIS FeatureLayerhttps://hub.arcgis.com/datasets/4b41037f62bd44b5bd9fb3932ad13ae9_8engState of Michigan Open Data PortalPublicMichigan DNR Designated ORV Routes [Michigan]Web servicesMichiganLast Modified: 2025-09-10