According to the latest information available, the boat ramp named Stearns County in Minnesota is a concrete boat ramp. It is approximately 25 feet wide and services the Mississippi River. This boat ramp can accommodate small to medium-sized watercraft, including fishing boats, canoes, kayaks, and pontoon boats. The ramp is accessible to the public and is maintained by the Stearns County Parks Department. It is important to note that regulations for watercraft on the Mississippi River may vary, so it is recommended to check local guidelines before launching a boat.