The official site for the Town of Patterson

Patterson Town Hall
1142 Route 311
Patterson, NY 12563

- Assessor -

Click here for an important message from the Assessor regarding the Grievance Process.

At A Glance

Contact Information

Donna M. DiPippo, Sole Assessor

Amanda P. Tompkins, Assessment Clerk
Quinn Irvin, Clerk

Patterson Town Hall
1142 Route 311 / P.O. Box 470
Patterson, NY 12563


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To better understand your new assessment, we offer the following:

If you are assessed fairly, but you feel that your taxes are too high:

All complaint applications may be submitted by mail or by delivery to the main lobby of Town Hall no later than 4:45 p.m. on May 24, 2022.

One need not be present on grievance day to have their case heard, however all applications including all supporting documentation, must be received by the 4:45 p.m. deadline of May 24, 2022.

Should a homeowner wish to be heard, an in-person grievance hearing will be held on May 24, 2022 from 4:00 p.m. – 8:00 p.m. at the Patterson Town Hall, 1142 Route 311, Patterson NY. PRE-REGISTRATION IS MANDATED by calling the Assessor’s office at 845-878-9300 x 25.

BY MAIL TO: Patterson Assessor’s Office, P.O. Box 470, Patterson NY 12563.
IN PERSON TO: Patterson Town Hall, 1142 Route 311, Patterson, NY 12563

NOTE All RP-524 applications must be accompanied with the supporting documentation relative to the request of an assessment review. Applications must be fully completed and include applicant’s signature in part five.

Wishing you and your families good health,
Donna M. DiPippo
Sole Assessor





SOURCES (1) (2) (3): NYS Dept.of Taxation and Finance

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Property Tax Myths and Misunderstandings

To assist in clarifying questions relative to the 2022 assessments versus taxes, please see this article. The article explains all facets of the assessment process.

For reference, the Town of Patterson realized an average market value increase of 8%.

The 8% represents market changes (equalization changes). “Values change in response to economic changes measurable in the market place” (ORPTS).

Please see the article and should you have any questions, feel free to contact the assessor’s office at 845-878-9300.

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Assessor's Calendar

Several dates play a role in the assessment process. A list of these key events is available from the New York State Department of Taxation and Finance.

Key dates
July 1 (prior year) Valuation Date
March 1 Taxable Status Date
March 1 deadline for ALL exemptions
May 1 Tentative Completion of Roll
4th Tuesday in May Grievance Day
July 1 Final Filing of Roll

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Tax Rates for 2022

Brewster School District
Homestead: 19.524903 Non-Homestead: 26.857489
Carmel School District
Pawling School District
Town and County
Rates are / $1,000 of assessed value

County of Putnam: 3.017770
Town of Patterson: 4.468104
Alpine Acres Water District: 1.538963
Deerwood Drainage: 61.764706
Dorset Hollow District: 20.714286
Fox Run Water (per 1,000): 3.597765
Library: 0.769255
Patterson Fire District: 1.199436
Patterson Light: 0.016827
Patterson Park: 0.105503
Putnam Lake Light: 0.041932
Putnam Lake Park District: 0.508610

Flat Rates

Dorset Hollow Water: 824.285714
Patterson Garbage District: 397.298535
Patterson Sewer: 856.300249
Putnam Lake Sanitation: 295.783206
Quail Ridge Road Improvement: 302.500000

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Reassessment Q & A Informational links

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Online Assessment Database

The assessment database site is maintained and hosted by SDG / Image Mate. Information and comments regarding the SDG website should be directed to the Patterson Assessor. Contact information for the Office of the Patterson Assessor can be found at the top of this page.

The database contains property descriptions and assessment details for all properties in the town of Patterson. Property owners should use the Public Access link. This information is also available at the Office of the Patterson Assessor. Data is provided May 1st for the Tentative Assessment Roll and July 1st for the Final Assessment Roll.

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Assessor's Bulletin Board

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©2001-2022 The Town of Patterson
Patterson Town Hall
PO Box 470
1142 Route 311
Patterson, New York 12563
(845) 878-6500