Notice to Brockton Taxpayers

City of Brockton Seal


In compliance with M.G.L. Chapter 40, Section 56 the Board of Assessors has conducted a comprehensive reassessment of all classes of properties in the City of Brockton.  This action was undertaken to comply with that section of the law that requires a five-year certification of property values by the Department of Revenue Division of Local Assessment.  The DLS has approved disclosure of property values Pending Preliminary Certification.

Utilizing mass appraisal methodology Massachusetts is required to assess at 100% of market value.  Assessed valuations are established as of a fixed point in time.  The Fiscal Year 2021 valuations are established as of January 1, 2020.  Arm’s length market transactions which drive property valuations were from calendar year 2019.  An arm’s length transaction is defined as a willing seller and buyer without undue pressure.

Overall value changes from FY 2020 to Fiscal Year 2021 by property class:

Single Family      6.8%                                           Apartments       7.9%

Two Family        20%                                              Commercial       2.2%

Three Family     17.1%                                             Industrial            8.1%

Condominium   9.8%


The proposed Fiscal Year 2021 (value as of January 1, 2020) valuations will be available for the taxpayer to review on the City’s website; ​Click Here​, and an area adjacent to the Assessors’ office in the basement of City Hall from Wednesday, October 28, 2020 through Friday November 6, 2020​ between the hours of ​8:30 AM and 4:30 PM​ and the Brockton Public Library’s Main Branch at 304 Main Street during normal business hours.

These are preliminary values PENDING certification from the Department of Revenue, Division of Local Services.


In addition to property cards being available for review in the Assessor’s office the second option is through our website.  The following steps will provide you this information.

Initial search is for the City of Brockton home page:

Assessors Database-Click Here to go to the GIS MAP & PARCEL SEARCH.

The top left corner is the Search bar-Please click on the encircled X which will then display-Name, Address, Parcel ID.  Enter you search preference, a summary box appears in the center of page, click on view details.  The left side provides a summary of the property details, to view the property card this is the first option.

An informed taxpayer can alert the assessor to any inadvertent data inaccuracies preventing unnecessary abatement applications and undue burden on the overlay account.  If there is a discrepancy in the DATA and only the DATA describing your property please forward an email to one of our assessors with the following information.

Name, Property Address, Contact Number and a brief description of the discrepancy.

Email address of our Assessors:

[email protected]

[email protected]

[email protected]


One of our assessors will contact you to discuss your concern and schedule an inspection if necessary.