There are multiple hotel options for guests only staying one night!
We also reccomend checking out Airbnb's in the area around the lake if you want to make it a whole weekend :)
Hotel
The Mount Vernon Grand Hotel
12 Public Square, Mount Vernon, OH 43050 8447001717
Hotel
Holiday Inn Express Mt. Vernon by IHG
11555 Upper Gilchrist Road, Mount Vernon, OH 43050