The Town of Clarence Property Record Online System (“PROS”) is an interactive assessment website that allows property owners to search property information for any property in the Town of Clarence. The Town of Clarence PROS website site allows property owners to review property assessment information, property inventory, search for comparable sales and assessments and view the property on GIS maps.

Town of Clarence Assessor’s Office






Assessor's Office Information


Albert Weber, Assessor


One Town Place

Clarence, NY 14031

PH: (716) 741-8941

FAX: (716) 406-2513

HOURS: 8:30 am - 4:30 pm


News, Updates, and Information


2021 Tentative assessments have been uploaded to PROS (Property Record Online System)


2021 New Full Value Assessment (Information Sheet)


Researching Property Information and Values (guide sheet for using PROS)





NY Department of Finance and Taxation


 Town of Clarence Official Website