Mercer County, NJ
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- Mercer County Board of Social Services
- Mercer County Community College
- Mercer County Improvement Authority
- Mercer County Park Commission
- Mercer County Library System
- Mercer County Prosecutor’s Office
- Mercer County Technical Schools
- Mercer Property Information Portal
- New Jersey Courts
- Rutgers Cooperative Extension of Mercer County
- State of New Jersey
- Cure Insurance Arena
- Trenton Thunder
- Wildlife Center Friends
- Pre-Register for the TTN Terminal Area Draft Environmental Assessment Public Hearing
Official County Holidays
The official county holidays are listed below. County offices will be closed on these days.
| Day | Date | in Observance Of |
| Thursday | January 1, 2026 | New Year's Day |
| Monday | January19, 2026 | Martin Luther King Day |
| Monday | February 16, 2026 | President’s Day |
| Friday | April 3, 2026 | Good Friday |
| Monday | May 25, 2026 | Memorial Day |
| Friday | June 19, 2026 * | Juneteenth |
| Friday | July 3, 2026 | Independence Day |
| Monday |
September 7, 2026 | Labor Day |
| Monday | October 12, 2026 | Columbus Day |
| Tuesday | November 3, 2026 | Election Day |
| Wednesday | November 11, 2026 | Veteran’s Day |
| Thursday |
November 26, 2026 | Thanksgiving Day |
| Friday | November 27, 2026 |
Day after Thanksgiving |
| Friday | December 25, 2026 | Christmas Day |
* Juneteenth to be observed the 3rd Friday in June in accordance with P.L.2008, c.89 and R.S.36:1-11.