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The Mercer County countywide reassessment has been extended for additional data analysis. Read the press release for more information.
Read Press Release
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.
2026 Pennsylvania Fair Schedule
Posted May 19, 2026
Celebrate America's 250th birthday by attending one of Pennsylvania's 108 fairs! To find a fair near you, view the 2026 PA Fair Guide.
Learn More at PA State Association of County Fairs
Agricultural and Conservation Community Learning Center
Posted June 5, 2026
The County of Mercer is requesting sealed written bids for the Agricultural and Conservation Community Learning Center at Munnell Run Farm, 41 Munnell Run Lane, Mercer, PA 16137.
A pre-bid meeting will take place at the site at Munnell Run Farm, 41 Munnell Run Lane, Mercer, PA 16137 on Thursday, June 18 at 10:00 a.m., at which time prospective bidders may inspect the premises and questions will be answered regarding the scope of work, bidding requirements, and Contract documents.
It is the intent of the County to enter into separate contracts as follows: Contract No.1 -General Construction, Contract No. 2 - HVAC Construction, Contract No. 3 - Plumbing Construction, Contract No. 4 - Electrical Construction.
Deadline to apply is July 2, 2026 1:00 PM EST
4 H Show Arena Restroom Upgrades
Posted June 29, 2026
Mercer County is soliciting bids for renovations to the restrooms at the 4H Show Arena building.
Pre-Bid Meeting will take place at the 4H grounds on North Perry Highway, Mercer, PA 16137 on July 1, 2026, at 10:00 am at which time questions will be answered concerning the Scope of Work and Bidding Requirements
Bids must be firm for sixty (60) days following the opening of the bids at 3:00 p.m. on July 16, 2026, at a public meeting in the Mercer County Courthouse in the Assembly Room. It is anticipated that the bid may be awarded at 3:00 p.m. on July 30, 2026 at a public meeting in the Mercer County Courthouse in the Assembly Room.
Deadline to apply is July 16, 2026 1:00 PM EST
Commissioners Meeting
July 2, 2026
3:00 pm in the Courthouse Assembly Room
Independence Day (Observed)
July 3, 2026
In Observance of Independence Day, The Courthouse will be closed.
View Official Holidays
Hard-to-recycle
July 14, 2026
The Lawrence-Mercer Recycling/Solid Waste Department offers a program for the collection of select hard-to-recycle items. Collection days are held the 2nd Tuesday of each month from 9 AM to 1 PM, and transition between locations in Mercer and Lawrence counties. This makes the program accessible to as many people as possible.
Click Here For More Details
June 18, 2026 Commissioners Meeting
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