what county is annandale, nj in?
Annandale is part of Hunterdon County. Annandale has 1.45 square miles of land area and has no water area. As of 2010, the total Annandale population is 1,695, which has grown 32.84% since 2000. The population growth rate is much higher than the state average rate of 4.49% and is much higher than the national average rate of 9.71%.