Find Allegheny County property assessment records, including tax information, building information, owner history, and more. Once completed, use these instructions to submit your application. .Frequently Asked Questions (FAQ'S) about Allegheny County property assessments and property tax appeals. Tax Forms, Work From Home - Local Services Tax and Payroll Expense Tax Information(PDF, 245KB), Important Information for City of Pittsburgh Taxpayers. Round amounts to the nearest whole dollar. We maintain yearly records on over 550 thousand parcels. We'll walk through a short guide to how to prepare the property statement. Fill out the claim form and demand for a prompt hearing below. All property owners are required to pay real estate taxes on the real estate they own in the Marshall Township whether it is undeveloped (vacant) or improved. Marshall Township and North Allegheny School District property tax bills are sent together in the same envelope and have the same due dates.