JEFFERSON COUNTY OFFICE OF REAL PROPERTY TAX SERVICES | JEFFERSON COUNTY GOVERNMENT
175 Arsenal Street, Watertown, NY 13601
Eligibility
Jefferson County residents
Hours
Monday - Friday, 8 AM - 5 PM
July and August: Monday - Friday, 8 AM - 4 PM
(315) 785-3075
Voice·
Admin | County Administration
(315) 785-5070
Fax·
Fax | Counrty Administration
(315) 785-3074
Voice
Application process
Call or go online for information and services
Fees
Taxes as determined by assessor
Service area
Jefferson County, New York
Educates, advises, and provides assistance to local and county government and county property owners in the area of property assessment.
Last assured
02/24/2026
Providing organization
JEFFERSON COUNTY GOVERNMENT
Provides government services to residents of Jefferson County.