The Fairbanks North Star Borough is a borough located in the state of Alaska. As of the 2010 census, the population was 97,581. The borough seat is Fairbanks. The borough's land area is slightly smaller than that of the state of New Jersey. The Fairbanks North Star Borough is a borough located in the state of Alaska. As of the 2010 census, the population was 97,581. The borough seat is Fairbanks. The borough's land area is slightly smaller than that of the state of New Jersey. Fairbanks North Star Borough comprises the Fairbanks, AK Metropolitan Statistical Area, which is one of only two metropolitan areas in Alaska. The borough is home to the University of Alaska Fairbanks, Fort Wainwright and Eielson Air Force Base. The borough has a total area of 7,444 square miles (19,280 km2), of which 7,338 square miles (19,010 km2) is land and 105 square miles (270 km2) (1.4%) is water. The assembly is the borough's governing body, or legislative branch. The assembly consists of nine members who are elected at-large (borough-wide), serving three-year terms. The borough operates under a 'strong mayor' system. The mayor, along with his chief of staff, perform many of the job duties normally associated with a city manager.