Metropolitan and Micropolitan areas near Rock Rapids Trail, Lyon County, Iowa Rock Rapids Trail Main Page HIGH QUALITY TOPO MAP, CLICK HERE More Information about Rock Rapids Trail, Lyon County, Iowa Nearest metro area is Worthington, Minnesota Click here for more outdoors activities near Worthington, Minnesota General Camping Information List of nearby metros and micros: Worthington, Minnesota, 27.7 miles away Sioux Falls, South Dakota, 48.5 miles away Sioux City, Iowa-Nebraska-South Dakota, 49.4 miles away Marshall, Minnesota, 53.8 miles away Brookings, South Dakota, 61.4 miles away Vermillion, South Dakota, 64.1 miles away Spencer, Iowa, 70.3 miles away Spirit Lake, Iowa, 71.2 miles away Storm Lake, Iowa, 77.5 miles away Yankton, South Dakota, 87.7 miles away * Distances listed are direct linear distances, actual travel distance may be different. Go to Iowa Outdoors Index