01830 is zip code located in Haverhill, Massachusetts. The population is 25,229, making 01830 the largest zipcode in Haverhill.
There are 8 public schools in 01830 with an average Homefacts rating of C. The total crime rate for Haverhill is low , and there are 28 registered sex offenders residing in the zip code 01830. Unemployment in 01830 is moderate.