Jefferson Patterson Park & Museum is a 560-acre state park and museum located along the Patuxent River in St. Leonard, Calvert County, Maryland. Join us there for the best food trucks around! Featuring over 25 trucks, live music, beer, wine & spirits, car show, and an area just for the kids! Oh, and a Fireworks Show set to music to close out the event by Innovative Pyrotechnic Concepts!