20109 is zip code located in Manassas, Virginia. The population is 34,256, making 20109 the 2nd largest zipcode in Manassas and the 2nd largest in Manassas City County.
There are 7 public schools in 20109 with an average Homefacts rating of B-. The total crime rate for Manassas is moderate , and there are 2 registered sex offenders residing in the zip code 20109. Unemployment in 20109 is low.