01721 is zip code located in Ashland, Massachusetts. The population is 16,587, making 01721 the largest zipcode in Ashland.
There are 5 public schools in 01721 with an average Homefacts rating of B+. The total crime rate for Ashland is low , and there are 4 registered sex offenders residing in the zip code 01721. Unemployment in 01721 is low.