Most working residents leave Dewey Beach for work: only 5% work in town. The top destinations are Rehoboth Beach (15%), Lewes (10%) and Dover (3%). Half commute less than 7 miles.
Dewey Beach has mild winters and warm summers. A typical July afternoon reaches 86°, a January night drops to 29°, and about 11 inches of snow falls in a normal winter.
29 crimes were reported in Dewey Beach in 2025: 22 property and 7 violent. In a town this small, a few incidents move the numbers a lot, so rates aren't shown.
Dewey Beach is small, so we show counts rather than rates.
Dewey Beach is an incorporated coastal town in eastern Sussex County, Delaware, United States. As of the 2020 census, Dewey Beach had a population of 353. It is part of the rapidly growing Cape Region and lies within the Salisbury, Maryland-Delaware Metropolitan Statistical Area. In 2011, the NRDC awarded Dewey Beach with a 5-Star rating in water quality. This award was given only to 12 other locations, one being neighboring Rehoboth Beach. Out of the 30 states with coastline, the Delaware Beaches ranked number 1 in water quality in 2011.