Prince Frederick is a census-designated place (CDP) in Calvert County, and is home to many comfortably cozy B&B establishments. The Calvert County Fair is held every fall at the Calvert County Fairgrounds just outside Prince Frederick. The Celtic Festival is held in the town each year celebrating Celtic traditions with a parade, food and more. If you are thinking about visiting any of these fun family attractions, why not book a room in advance at a Prince Frederick bed and breakfast or a Prince Frederick inn. Notable places in the Prince Frederick area include Battle Creek Cypress Swamp, a local nature preserve. Golden Beach is located near the town. Mamma Lucia Italian Restaurant has the best Italian in town. The Red Hot and Blue Restaurant has the best breakfast in town. Less