Greetings from Davidsonville, Maryland Save the Date - March 19, 2011 for DACA's 2nd Annual Green Expo! The Davidsonville Area Civic Association (DACA) is comprised of more than 450 members who live in scenic Davidsonville, Maryland, a 30-square-mile residential and agricultural community in southern Anne Arundel County. Residents of Davidsonville combine the benefits of living in a relaxed, rural setting with the convenience of being located near the Maryland state capital of Annapolis, the waters of the Chesapeake Bay, and the cities of Baltimore and Washington D.C.