Most of Wills Creek Lake is in Muskingum County. The dam and the tip of the lake before the dam are in Coshocton County. If you carefully keep your bird records by county, be sure to use the specific hotspots at Wills Creek Lake so that the birds will be assigned to the proper county.

Wills Creek begins in Guernsey County. The creek flows into Coshocton County and then into Wills Creek Lake which is in both Coshocton and Muskingum Counties. The dam is near the mouth of the creek in Coshocton County.

There are two hotspots associated with ponds along county or township roads in Coshocton County near Wills Creek Lake.

Wills Creek Lake is located in Adams and Monroe Townships, Muskingum County; as well as Linton Township, Coshocton County. Wills Creek Lake is owned and managed by the Muskingum Watershed Conservancy District for flood control and recreation. The lake is located approximately 15 miles south of Coshocton, off OH-83.

The Muskingum Watershed Conservancy District was organized in 1933 to address flooding in the Muskingum River drainage. The dam was completed in 1936 and is operated by the U.S. Army Corps of Engineers. The dam impounds 375 acres of water with a shoreline length of 20.3 miles. The maximum depth is 12 feet. The area surrounding Wills Creek Lake includes rolling, forested hills and 2,830 acres of public land. Camping is not permitted.