***ATTENTION: Personal Property Declarations were mailed out 9/19/2018! All forms are due back to the Assessor's Office by November 1, 2018 to avoid any late penalty. This year we are offering selected business personal property accounts the option of submitting their 2018 Personal Property Declaration online. If you are one of those accounts, you can use the link below to sign up and follow the instructions to create your own pasword and complete your filing.  

If you have not been chosen to participate in the online filing this year and you are interested in the online filing process, please email Rachel Bull at:

            ***  For other Personal Property Declaration information or forms, please click here  *** 

For Motor Vehicle information please view below:

The motor vehicle tax bill covers the period of October 1, 2017 through September 30, 2018. If a vehicle was replaced after 10/1/2017 and the registration was transferred to another vehicle, this bill is still due. You will recieve an automatic credit for this vehicle on a supplemental bill in January 2019. For vehicles sold, stolen, totally destroyed and the registration was not transferred to another vehicle, or if you have moved out of state, you may be eligible for a tax credit. To obtain a credit, you must furnish proof as required by the Assessor - Phone: 860-644-2511 ext. 312.

If there are any questions about an acceptable form of proof, click here

Scanned and emailed:

Fax: 860-648-6389

Proof may be submitted by walk-in: 1540 Sullivan Ave, South Windsor hours 8:00am - 4:30pm.

If you have no computer access you may mail to: 1540 Sullivan Ave, South Windsor CT 06074, Attention: Assessor's Office


The Assessor's Department would like to thank all property owners for their cooperation during the 2017 townwide revaluation process. Notices of value changes were mailed to all taxpayers in October 2017. All new values can be accessed using this link:  and can be searched by: Owner Name, Property Address, or Map/ Block/ Lot. If you experience any difficulties please call the office and we will assist you. 

You may visit the Vision Government Solutions website at for information that explains the revaluation process, also located there are answers to frequently asked questions. 

If you have any questions about the revaluation process or need additional information please contact the Assessor’s office at (860) 644-2511 x312.  I am also available by email at




Ext. 213

Senior Assessment Technician

Ext. 214

Assessment Aide

Ext. 211