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Mercer County has extended the countywide assessment project by one year. New assessed values, based on current market conditions, will now take effect for the 2028 tax year rather than 2027.
No action is required from Mercer County property owners at this time.
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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
COUNTYWIDE REASSESSMENT EXTENSION
Posted June 25, 2026
No action is required from Mercer County property owners at this time.
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Commissioners Meeting
August 20, 2026
3:00 pm in the Courthouse Assembly Room
Commissioners Meeting
September 3, 2026
3:00 pm in the Courthouse Assembly Room
Labor Day
September 7, 2026
In Observance of Labor Day, The Courthouse will be closed.
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July 30, 2026 Commissioners Meeting
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