2023 FInal ROLL (please be patient, the links may take a few moments to load.)

To access Property Record Cards/GIS (see below). Please click the Page Navigation button on the right to access archived assessment rolls, links to exemptions, and other important information.

GIS Maps - Town of Cortlandt, NY


Town Assessor

Phone: 914-734-1040

General Email: assessor@townofcortlandt.com

Town Hall Office (Office # 5)
1 Heady Street 
Cortlandt Manor, NY 10567

Office Hours: 8:30 AM- 4:00 PM

Important Assessment Calendar Dates:

May 1st - Tax Status Day & Exemption Application Deadlines

June 1st - Tentative Assessment Roll is published and is available on the Town’s homepage.

3rd Tuesday in June - Grievance Day.  Click here for more information on challenging your assessment in NYS.

September 15th - Final Assessment Roll is published and is available on the Town’s homepage.

The taxable assessed values that are established on the June 1st Tentative Roll and finalized on the September 15th Final Roll are then used to apportion the amount of the Town, County and School District taxes to be levied against each parcel of real property.  The prior year’s final roll is the one used to levy the current taxes.  For example, the 2022 Final Assessment Roll will be used to print the 2023-2024 tax bills.

Click here to learn more about the job of the Assessor

Click here for Property Record Card access through GIS.