1. Property Inspection Program

    Starting May 1, 2023, a representative from the Chelmsford Assessor’s Office will perform a Town-wide property inspection program. These inspections will be ongoing and take approximately 24 months to complete. Read on...
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Mission & Responsibilities

The Board of Assessors is responsible for the full and fair market valuation of real and personal property for the purposes of levying the property tax as of January 1st every year. It is the responsibility of the assessors office to maintain valuations at full and fair cash value and to meet the Commissioner of Revenue's re-certification requirements of property valuation every three years. The assessors office collects and maintains a database on each parcel of property in town.

The assessor's office is responsible for the administration of the 30,000 excise bills which are issued by the Registry of Motor Vehicles annually, as well as, subsequent excise commitments.


Every effort to ensure the accuracy of the database is taken by the assessors office. Should you find any discrepancies with your record, please bring it to the attention of the assessors office for correction.

Assessed Values & Tax Rates


  • FY2023 Real Estate Valuations:
  • Fiscal Year 2023 Split Tax Rates $14.37 Residential                                    $18.17 Commercial-Industrial & $17.98 Personal Property

Members of the Board of Assessors & Office Staff

Frank T. ReenChief Assessor
John J. DuffettBoard Member
Samuel P. ChaseBoard Member, Chairman
Kevin SullivanBoard Member
Susan P. TaylorAssistant to the Assessor
Rena E. GagneAssistant Assessor/Data Collector
Michelle K. O'HaganPrincipal Clerk II