Sullivan County Property Search (New York)

The Sullivan County Assessor is responsible for determining the value of property in order to determine Sullivan County property taxes. The Sullivan County Assessment Office collect data from on-site inspections, value assessments for construction or improvements, comparable sales, and calculations of depreciation. The Sullivan County Tax Assessor maintains current data on every parcel in the Sullivan County, which includes ownership information, maps of property lines, inventories of parcels and structures, and the value of all the property in the Sullivan County, NY. The Sullivan County Assessor’s Office can answer questions regarding Sullivan County property tax appeals and assessments, Sullivan County property tax rates and payment due dates.

Bethel Town Assessor White Lake NY 3454 State Route 55 12786 845-583-4713

Callicoon Assessor Jeffersonville NY 19 Legion Street 12748 845-482-3881

Highland Assessor Eldred NY 24 Proctor Road 12732 845-557-6563

Liberty Town Assessor Liberty NY 120 North Main Street 12754 845-292-4843

Rockland Assessor Livingston Manor NY 95 Main Street 12758 845-439-3730


The Sullivan County Clerk files important documents and preserves municipal records in order to maintain an archive of Sullivan County property records that can be accessed by the public. The Clerk's Office is a valuable source of information on property in Sullivan County, New York. The Sullivan County Clerk's Office contains documentation on real estate excise taxes, registered land, and property transactions, as well as land documents including Sullivan County deeds, mortgages, and liens on properties.

Amite County Clerk Liberty NY 120 North Main Street 12754 845-292-5110

Bethel Town Clerk White Lake NY 3454 State Route 55 12786 845-583-4350

Fallsburg Town Clerk South Fallsburg NY 19 Railroad Plaza 12779 845-434-8810

Neversink Town Clerk Grahamsville NY 7858 New York 42 12740 845-985-7685

Sullivan County Clerk Monticello NY 100 Monticello Street 12701 845-807-0435

Wurtsboro Village Clerk Wurtsboro NY 7 Pennsylvania Avenue 12790 845-888-2522


The Sullivan County Recorders of Deeds maintain public records, particularly documents related to property and land records, and make them available for public access in Sullivan County, NY. The Office of Recorder of Deeds in Sullivan County is a valuable source of information on property records The Recorder of Deeds maintains documents on land transactions within its jurisdictions, including Sullivan County deeds and titles, mortgages, property ownership records, surveys, and easements, as well as tax liens.

Sullivan County Recorder of Deeds Monticello NY PO Box 5012 12701 845-807-0411

Sullivan County Town Halls and City Hall are the chief administrative offices that runs the town or city. The Town Hall or City Hall often maintains records related to the locality, including Sullivan County property taxes, property value assessments, and land transactions, as well as property sales and transfers in Sullivan County, New York.

Barryville Town Hall Barryville NY SCHOOL HOUSE Rd 12719 845-557-3489

Callicoon Town Hall Jeffersonville NY 19 Legion Street 12748 845-482-3252

Cochecton Town Hall Cochecton NY 116 County Road 116 12726 845-932-8360

Cochecton Town Hall Lake Huntington NY 74 Smales Road 12752 845-932-8360

Delaware Town Hall Hortonville NY 104 Main St 12745 845-887-5250

Denning Town Hall Claryville NY 1567 Denning Road 12725 845-985-2411

Forestburgh Town Hall Forestburgh NY 332 King Rd 12777 845-794-0679

Highland Town Hall Eldred NY 2 Proctor Road 12732 845-557-6085

Liberty Town Hall Liberty NY 120 North Main Street 12754 845-292-5110

Thompson Town Hall Monticello NY 4052 New York 42 12701 845-794-2500


The Sullivan County Treasurer and Tax Collector’s Office is responsible for the collection of Sullivan County property tax revenue. The Treasurer and Tax Collector maintains current Sullivan County property tax information including Sullivan County property ownership information, GIS Maps, tax maps, historical property tax rates, lists of sold parcels, and is also charged with the sale of properties due to a default on taxes in Sullivan County, New York.

Harleysville Collector Fallsburg NY 8 Brickman Road 12733 845-434-8810

Liberty Town Tax Collector Liberty NY 120 North Main Street 12754 845-292-5744

Sullivan County Treasurer's Office Monticello NY PO Box 5012 12701 845-807-0200

White Lake Tax Collector White Lake NY 3454 State Route 55 12786 845-583-4740