In compliance with state statutes, as well as procedures set forth by the County Board of Taxation, the Assessor values and assesses all real property in the Township for the purpose of equitable distribution of the real property tax requirements of the municipality as well as the school system and county government.
You cannot appeal your taxes.
Prior to April 1st of any given year you can appeal your assessed value to the Hunterdon County Tax Board. In such a case, competent evidence of market value of the property would need to be verified to the Tax Board.
http://www.co.hunterdon.nj.us/taxboard.htm at this link please see, under Services and information ‘Understanding Tax Appeal Hearings’ and ‘Instructions for Preparing Petition of Appeal’