is a census-designated place and unincorporated area located within South Brunswick Township, in Middlesex County, New Jersey. As of the United States 2000 Census, the CDP population was 6,235.
Dayton is also a post office with its own ZIP code (08810). The ZIP code encompasses the entire CDP, as well as some surrounding area.
According to the United States Census Bureau, the CDP has a total area of 5.5 km² (2.1 mi²), all land.