66030 is zip code located in Gardner, Kansas. The population is 21,225, making 66030 the largest zipcode in Gardner and the 8th largest in Johnson County.
There are 10 public schools in 66030 with an average Homefacts rating of A. The total crime rate for Gardner is low , and there are 53 registered sex offenders residing in the zip code 66030. Unemployment in 66030 is low.