Sinclair Slough   Be the first to submit input for Sinclair Slough. If you have info on Sinclair Slough, Stutsman County, North Dakota please submit it here to improve this web site.          These outdoors activities are available near Sinclair Slough.   Public Lands Near Sinclair Slough: Doyle Memorial State Park, North Dakota, 37 miles away Beaver Lake State Park, North Dakota, 40 miles away   Hotels Near Sinclair Slough: Days Inn Jamestown, Jamestown, 27 miles away Holiday Inn Express JAMESTOWN, Jamestown, 27 miles away Super 8 Jamestown, Jamestown, 27 miles away Quality Inn & Suites Jamestown, Jamestown, 27 miles away Gladstone Inn and Suites, Jamestown, 28 miles away