Sample of Jefferson Communities
The following are some of the communities located in Jefferson County:
| Community | 2009
Population | 2000
Population | Change
(2009 vs. 2000) |
| Beaumont | 110,110 | 113,866 | 3.3% decrease |
| Port Arthur | 56,694 | 57,755 | 1.84% decrease |
| Nederland | 16,053 | 17,422 | 7.86% decrease |
| Groves | 14,299 | 15,733 | 9.11% decrease |
| Port Neches | 12,525 | 13,601 | 7.91% decrease |
| Bevil Oaks | 1,204 | 1,346 | 10.55% decrease |
| China | 1,023 | 1,112 | 8% decrease |
| Nome | 477 | 515 | 7.38% decrease |
Counties Neighboring Jefferson
The following counties adjoin and form the boundaries of Jefferson:
| County | Direction | 2009
Population | 2000
Population | Change
(2009 vs. 2000) |
| Chambers |  SW | 31,431 | 26,031 | 20.74% |
| Hardin |  NW | 53,424 | 48,073 | 11.13% |
| Liberty |  W | 75,779 | 70,154 | 8.02% |
| Orange |  NE | 81,816 | 84,966 | -3.71% |
The Gulf of Mexico lies to the south.
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