21875 is zip code located in Delmar, Maryland. The population is 6,802, making 21875 the largest zipcode in Delmar and the 3rd largest in Wicomico County.
There are 1 public schools in 21875 with an average Homefacts rating of B. The total crime rate for Delmar is very low , and there are 14 registered sex offenders residing in the zip code 21875. Unemployment in 21875 is very high.