Convenient parking to access Deadwood’s Historic Downtown or the Mickelson Trail. Public Transportation for a dollar, Trail information, picnic areas, access to Whitewood Creek, and walking distance to downtown are some of the amenities associated with this parking lot. (Free) 280 Spaces for vehicles, motorcycles, RV, and trailer parking. No unattached trailers allowed in the Sherman Street Parking Lot. No overnight camping allowed in the Sherman Street Parking Lot. 24 Hours.