20170 is zip code located in Herndon, Virginia. The population is 41,152, making 20170 the 2nd largest zipcode in Herndon and the 5th largest in Fairfax County.
There are 6 public schools in 20170 with an average Homefacts rating of C. The total crime rate for Herndon is moderate , and there are 22 registered sex offenders residing in the zip code 20170. Unemployment in 20170 is low.