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is a city in Broward County, Florida, USA. The city is named for the numerous deer that once roamed the area. As of 2004, the population estimated by the U.S. Census Bureau is 76,478. It is part of the South Florida metropolitan area, which is home to 5,463,857 people.
Deerfield Beach is located at . According to the United States Census Bureau, the city has a total area of 14.9 mi² (38.7 km²), of which is land and is water (10.05%).