what county is haledon nj in
Haledon, New Jersey. Haledon (pronounced HALE-dun) is a borough in Passaic County, New Jersey, United States. As of the 2010 United States Census, the borough's population was 8,318, reflecting an increase of 66 (+0.8%) from the 8,252 counted in the 2000 Census, which had in turn increased by 1,301 (+18.7%) from the 6,951 counted in the 1990 Census.