Hayfield is a census-designated place (CDP) in Fairfax County, Virginia, United States. The population as of the 2010 census was 3,909.
Geography
According to the U.S. Census Bureau, Hayfield has a total area of , of which is land and , or 8.14%, of which is water. About a fifth of the area () is taken up by the United States Coast Guard Navigation Center. ==Demographics==
Fairfax County Public Schools operates public schools. Hayfield Secondary School has served grades nine through 12 since 1968. Hayfield Elementary is located directly across Telegraph Road from the secondary school. ==References==