Grassy Lake   Be the first to submit input for Grassy Lake. If you have info on Grassy Lake, St. Martin Parish, Louisiana please submit it here to improve this web site.          These outdoors activities are available near Grassy Lake.   Public Lands Near Grassy Lake: Lake Fausse Pointe State Park, Louisiana, 39 miles away   Marinas On or Near Grassy Lake: Ram Logistics, Morgan City, 8 miles away Bob's Bayou Black Marina, Gibson, 14 miles away   Camp Grounds Near Grassy Lake: Lake End Park, Morgan City, 8 miles away Hideaway Ponds, Gibson, 9 miles away   Hotels Near Grassy Lake: Holiday Inn MORGAN CITY, Morgan City, 7 miles away La Quinta Inn & Suites Morgan City, Morgan City, 7 miles away Comfort Inn & Suites, Morgan City, 7 miles away Days Inn Morgan City, Morgan City, 7 miles away Hampton Inn and Suites Morgan City, Morgan City, 8 miles away