21075 is zip code located in Elkridge, Maryland. The population is 26,220, making 21075 the largest zipcode in Elkridge and the 5th largest in Howard County.
There are 6 public schools in 21075 with an average Homefacts rating of B+. , and there are 9 registered sex offenders residing in the zip code 21075. Unemployment in 21075 is moderate.