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Welcome to the Assessor's Home Page

Residential Mill Housing in Downtown Manchester New HampshireThis site provides an overview of important programs serving Manchester taxpayers. This site also explains the assessment process and duties carried out by the Assessor’s. The programs and duties of our office are established by state statutes and local ordinances.

Abatements and Appeals, Exemptions and Credits and Online Property Information are popular topics covered on our website. From here, you can download popular applications available in our office and find important information on these programs.

While this website enhances our ability to serve the public, it does not in any way replace the personal service provided at our office in downtown Manchester.

For answers to questions not found here, a staff directory with contact information is provided under “Related Links” found on the bottom of this page.

Public GIS Map Viewer

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Important news

  • Please use this form to update the Assessors Office of any change to your mailing address, name change,  removal of name or name correction.
  • BTLA A-9 and BTLA A-12 Exemption Forms are available online, please fill out and submit to the Assessors Office.
  • On February 4, 2020 the Board of Mayor and Alderman recommended and approved all Veterans' Tax Credits to be increased.  See the Exemptions and Credits page for the new amounts.
  • On October 30, 2018 the Board of Mayor and Alderman approved RSA 72:28-b All Veterans’ Tax Credit, effective in 2019. Veterans who served 90 days outside the qualifying periods for the regular veterans’ tax credit can contact the Assessors Office for more information.  Application deadline for 2019 is 04.15.2019.
  • On February 3, 2015 the Board of Mayor and Alderman recommended that the renewable energy tax exemption be adopted and further that the resolution allowing for the exemption be enrolled.  See RSA 72:62 Solar Energy Systems Exemption for further information.

Mission Statement

The mission of the assessing office is to perform our duties in a courteous and professional manner, while ensuring fairness and equity by:

  • Complying with all State of New Hampshire Statutes and Rules And City of Manchester Ordinances regarding tax assessments, abatements, exemptions, and credits
  • Impartially treating every property owner with fairness and equity
  • Providing the public with the highest level of service and professionalism
  • Maintaining a staff with the highest level of technical expertise
  • Maximizing the use of technology to increase efficiencies and lower cost

Assessors Office Disclaimer

The Assessors Office makes every effort to produce and publish the most current and accurate information possible. No warranties, expressed or implied, are provided for the data herein, its use, or its interpretation. The assessed values are subject to change before being finalized for ad valorem tax purposes. The Assessor parcel maps are for assessment use only and do NOT represent a survey. The Assessor parcel maps are compiled from official records, including surveys and deeds, but only contain the information required for assessment. See the recorded documents for more detailed legal information.

Contact Information

City of Manchester
Assessors Office

One City Hall Plaza - West Wing
Manchester, NH 03101

Get Directions

We are located on the first floor at One City Hall Plaza behind City Hall in the "old courthouse" across from the Tax Collectors Office.

Robert J. Gagne

Phone: (603) 624-6520
Fax: (603) 628-6288

Office Hours

Monday - Friday
8:00 am to 5:00 pm

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