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Treasurer's Office Staff

County Treasurer

Payment of taxes due can be made by check or money order via:

Mail – payable to the Sullivan County Treasurer, PO Box 5012, Monticello, NY 12701

In person at the Treasurer’s Office on the first floor of the Government Center

For any further questions contact our office: 845-807-0200

Useful Links:

Provides in-depth information on Sullivan County properties, including assessment information and tax maps.