How may we help you?
Learn more about the county-wide Reassessment and the current status of the project.
Browse available job postings and career opportunities with Mercer County.
Discover information on election results, voter registration, polling locations, and more.
Access our GIS Parcel Viewer
We can help Veterans and their families receive the benefits they have earned by serving our country.
Learn more about the Board of Commissioners and how they serve the citizens of Mercer County.
America250PA
YOuth Opportunities
Posted October 21, 2025
Several educational activities/contests are planned for all Mercer County school-aged students. These include creative activities/contests for grades K-12 and a Middle Schooler Civics Summit.
Click Here For More Details
Clean and Green Workshops
Posted October 21, 2025
The County of Mercer will be holding three Clean & Green Workshops that will be conducted by the Mercer County Tax Assessment Office and Stephanie Zimmerman, Director of the Bureau of Farmland Preservation.
Should you have any questions regarding these workshops, please contact the Mercer County Assessment Office at 724-662-7551.
Click Here For More Details
America250PA
2026 Kick-Off Events
Posted January 8, 2026
2026 IS HERE! Beginning January 16 in Philadelphia, America250PA will kick off the Semiquincentennial year with a two-week tour of all 67 counties—celebrating at courthouses and historic sites across Pennsylvania.
Will you be joining us in YOUR county? See more details and RSVP by clicking the link below!
Learn More & RSVP
Commissioners Meeting
January 8, 2026
3:00 pm in Courthouse Assembly Room
martin Luther King Jr. Day
January 19, 2026
In Observance of Martin Luther King Jr. Day, The Courthouse will be closed.
View Official Holidays
Commissioners Meeting
January 22, 2026
3:00 pm in the Courthouse Assembly Room
January 8, 2026 Commissioners Meeting
Attend the Board of Commissioners' Public Meetings Remotely
Join Online |
Join By Phone |
| Click here for link Meeting number: 2630 881 2509 Password: mK2EvvtTR25 |
+1-650-479-3208 Access code: 2630 881 2509 |
View More Public Meetings