Round Lake   Be the first to submit input for Round Lake. If you have info on Round Lake, Horry County, South Carolina please submit it here to improve this web site.          These outdoors activities are available near Round Lake.   Lakes Near Round Lake: Graves Lake, Marion County, 10 miles away   Public Lands Near Round Lake: Little Pee Dee State Park, South Carolina, 17 miles away Myrtle Beach State Park, South Carolina, 33 miles away Huntington Beach State Park, South Carolina, 34 miles away   Hotels Near Round Lake: Quality Inn Mullins, Mullins, 10 miles away The Grove-The Inn on Harlee, Marion, 11 miles away Sleep Inn Conway, Conway, 16 miles away Days Inn Conway - Myrtle Beach, Conway, 19 miles away Econo Lodge Conway, Conway, 20 miles away