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Due Dates
Real Estate Taxes Due Dates
On June 1 of each year the Mt. Lebanon Treasurer's Office mails the municipal and school district real estate tax bills. These bills are mailed either to the property owner, their mortgage company, or their designated agent. Every property owner whose real estate taxes are paid by July 31 receives a two percent discount. The face tax is due no later than September 30, and a 10 percent penalty is added to any unpaid tax on October 1.

Earned Income Tax Final Returns are due April 15th of the following year.

School District Real Estate Tax
Installment Due Dates
  • 1/2 Face Tax – September 30th
  • 1/4 Face Tax – December 31st
  • 1/4 Face Tax – February 28th