Jefferson County, Texas
Jefferson County is a county in Texas. Its county FIPS code is 48245. Use the boundary map and neighboring areas below to check the jurisdiction you need.
- Official code
- 48245
- Representative coordinates
- 29.854027, -94.149318
- County type
- County
- County seat or government
- Beaumont
- Resident population, July 2025
- 254,321
- Land area
- 2,270.735 km²
- Water area
- 611.203 km²
- State
- Texas
The representative point identifies this area. It is not a street address or a boundary survey.
Time zones in Jefferson County
| Time zone | Local time and UTC offset | Next clock change |
|---|---|---|
| America/Chicago | UTC-06:00 in January; UTC-05:00 in July. Enable JavaScript for the live clock. | Enable JavaScript for upcoming changes. |
Listed zones overlap the mapped area. A point lookup can distinguish sides of a boundary. Your device’s zone may differ.
Census ZIP areas
77613 · 77619 · 77622 · 77627 · 77629 · 77640 · 77642 · 77651 · 77655 · 77665 · 77701 · 77702 · 77703 · 77705 · 77706 · 77707 · 77708 · 77713
These statistical areas overlap the boundary. They are not delivery assignments; confirm mailing details with USPS ZIP Code Lookup.
Official county information
Use the US government local-office directory ↗ to find the office responsible for your address. A county website has not been confidently matched here. A geographic lookup cannot determine eligibility, tax liability or a court obligation.
Cities, towns and communities
These areas overlap the mapped boundary; an overlap does not mean that every address belongs to both.
Areas sharing the mapped boundary
These areas touch this mapped boundary.
Before using this answer on a form
Use a precise point for address-level questions. A device accuracy circle can cross a boundary; confirm tax, voting or jury details with the responsible office.
Find the county at your current point, check its ZIP area, or find its physical time zone.