21158 is zip code located in Westminster, Maryland. The population is 19,673, making 21158 the 2nd largest zipcode in Westminster and the 3rd largest in Carroll County.
There are 3 public schools in 21158 with an average Homefacts rating of B+. The total crime rate for Westminster is low , and there are 22 registered sex offenders residing in the zip code 21158. Unemployment in 21158 is moderate.
Zip codes within Westminster include 21157.