Maryland is a state located in the Mid Atlantic region of the United States. It is a small state, yet it is the 19th most populated state in the country. There are 39 Extra Space self storage facilities here. Baltimore, the largest city in the state, alone has 4. On the other hand the state capital, Annapolis, has three Extra Space storage facilities. Apart from this, Frederick has three Extra Space facilities, while there are two in Silver Spring city. Cities like Arnold, Columbia, Brentwood, Essex and Columbia each have a single Extra Space storage facility.