Mercer Lake   Be the first to submit input for Mercer Lake. If you have info on Mercer Lake, Miller County, Arkansas please submit it here to improve this web site.          These outdoors activities are available near Mercer Lake.   Public Lands Near Mercer Lake: Atlanta State Park, Texas, 24 miles away Millwood State Park, Arkansas, 32 miles away Caddo Lake State, Texas, 32 miles away   Marinas On or Near Mercer Lake: Potter's Point Marina, Vivian, 18 miles away Mallard Bay Marina, Texarkana, 20 miles away   Hotels Near Mercer Lake: Best Western Pineywoods Inn, Atlanta, 19 miles away Days Inn Texarkana, Texarkana, 21 miles away Econo Lodge Texarkana, Texarkana, 21 miles away Holiday Inn Express Hotel & Suites TEXARKANA EAST, Texarkana, 21 miles away Americas Best Value Inn, Texarkana, 21 miles away