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Town of Clarkstown

Assessment Calendar

  • JULY 1ST (Previous Year) VALUATION DATE
    All properties are valued according to the real estate market as of this date for each assessment roll.
  • MARCH 1ST TAXABLE STATUS DATE
    Property is valued according to its' ownership and condition as of this date. All exemption applications must be filed with Assessor’s office.
  • MAY 1ST TENTATIVE ROLL FILED
    A tentative listing of all assessments is completed and filed by the Assessor, beginning the formal grievance period.
  • 4TH TUESDAY OF MAY GRIEVANCE DAY
    The date when the Board of Assessment Review meets to hear complaints on tentative assessments, concluding the Grievance period. All grievance applications must be filed.