Fox is a census-designated place (CDP) in Fairbanks North Star Borough, Alaska, United States. It is part of the Fairbanks, Alaska Metropolitan Statistical Area. At the 2010 census the population was 417, up from 300 in 2000.

The Fairbanks North Star Borough is a borough located in the U.S. state of Alaska. As of the 2020 census, the population was 95,665, down from 97,581 in 2010. The borough seat is Fairbanks. The borough's land area is slightly smaller than that of the state of New Jersey.