Rainbow Lake   Be the first to submit input for Rainbow Lake. If you have info on Rainbow Lake, Grant County, Washington please submit it here to improve this web site.          These outdoors activities are available near Rainbow Lake.   Lakes Near Rainbow Lake: Banks Lake, Grant County, 5 miles away   Public Lands Near Rainbow Lake: Sun Lakes State Park, Washington, 1 miles away Summer Falls State Park, Washington, 8 miles away Lake Lenore Caves State Park, Washington, 11 miles away   Camp Grounds Near Rainbow Lake: Sun Lakes Park Resort, Coulee City, 1 miles away Sun Lakes Dry Falls State Park, Coulee City, 2 miles away Blue Lake Resort, Coulee City, 5 miles away Blue Top Motel and RV Park, Coulee City, 6 miles away   Hotels Near Rainbow Lake: Ephrata Travelodge, Ephrata, 18 miles away Best Western Rama Inn, Ephrata, 19 miles away AmeriStay Inn & Suites, Moses Lake, 22 miles away Heritage Suites, Moses Lake, 23 miles away BEST WESTERN PLUS Lake Front Hotel, Moses Lake, 23 miles away   Golf Courses Near Rainbow Lake: Sun Lakes Golf Course, Coulee City, 1 miles away