21740 is zip code located in Hagerstown, Maryland. The population is 60,838, making 21740 the largest zipcode in Hagerstown and the largest in Washington County.
There are 19 public schools in 21740 with an average Homefacts rating of C+. The total crime rate for Hagerstown is moderate , and there are 182 registered sex offenders residing in the zip code 21740. Unemployment in 21740 is very high.