Abatements, Address Changes, Exemptions, Maps, Plans & Tax Rates

The Assessors are responsible to the Massachusetts Department of Revenue for the administration of the real estate law. They:

  • Determine the valuation of all real and personal property within the Town.
  • Annually set the Tax Rate.
  • Grant Abatements and Exemptions on property and excise taxes to qualified applicants pursuant to Massachusetts General Laws.
  • Make Address Changes for Real Estate and Personal Property tax bills.
  • Maintain complete maps, plans, valuation books, and other records on all property in the Town.


For older plans contact  Middlesex North Registry of Deeds .

For Certified Plot Plans - contact the Mortgage Company or Closing Attorney.