21797 is zip code located in Eldersburg, Maryland. The population is 8,124, making 21797 the 2nd largest zipcode in Eldersburg and the 8th largest in Carroll County.
There are 1 public schools in 21797 with an average Homefacts rating of A. , and there are 4 registered sex offenders residing in the zip code 21797. Unemployment in 21797 is moderate.
Zip codes within Eldersburg include 21048.