Ten miles of marked trails are open to the public year around. Please note that a portion of the Blue Trail is temporarily closed due to storm damage.
Greenwell State Park is located in St. Mary's County. Take Route 235 towards Hollywood. Turn on to Route 245 East (Sotterley Road) and travel 2.5 miles. Make a right on to Steerhorn Neck Road. The park entrance is the second drive on the left (approximately 8/10 of a mile).
http://www.tripleblaze.com/trail.php?c=3&i=4216