20171 vs 20191 ZIP Codes
Herndon, VA · Reston, VA
| Metric | 20171 | 20191 |
|---|---|---|
| City | Herndon | Reston |
| County | Fairfax | Fairfax |
| State | Virginia | Virginia |
| Time zone | Eastern Time | Eastern Time |
| Population | 45,887 | 29,128 |
Demographic figures come from U.S. Census Bureau / ACS data included in the source ZIP dataset; many ZIP codes have no demographic figures in that dataset.