what county is andover, nj
Andover is located in north New Jersey. Andover is part of Sussex County. Andover has 1.45 square miles of land area and 0.02 square miles of water area. As of 2010, the total Andover population is 606, which has shrunk 7.90% since 2000. The population growth rate is much lower than the state average rate of 4.49% and is much lower than the national average rate of 9.71%.