MAAO 2020 Winter School:  The MAAO 2020 Winter School is online and available for registration.  To see the courses and locations, expand the Calendar by clicking "more" (next to CALENDAR). We are offering our entire compliment of classes by all must have a minimum of 15 student in or to run.  MAAO members, please be sure to sign in to the website in order to receive member pricing while registering. All questions to be directed to the MAAO staff.

MAAO Winter Meeting: Join us at the MAAO Winter Meeting on February 12, 2020 at Lake Pearl in Wrentham.  This is a half day session and the topics include the MAAO By-Laws; Personal Property Tax Exemptions and Documentary Support for the Assessed Value. To see the full agenda and to register, expand the Calendar by clicking "more" (next to CALENDAR) or click Agenda.

Address Change: The MAAO has closed P.O. Box 70 in Shrewsbury, all mail sent to this address will be forwarded, but with a delayed delivery.  Please be sure to send all payments and correspondents to the MAAO at 44 Bearfoot Road, Suite 200, Northborough, MA 01532.

Member Sign In:  If you are a member of the MAAO, be sure to sign in to the website.  Members do have some content that is only visible once logged in.

Need Assistance? If you have any issues logging into to your account, please contact Paula Rubley at 774-249-8625 or or Christine Purple at 774-249-8624 or

Calendar more

MAAO Course 5-Mass Appraisal-Franklin-February 7, 8, 21, 22 and 29, 2020

MAAO Winter Meeting-February 12, 2020

MAAO Crs 6-Valuation Administration-February 20, 21, 27, 28 & 29, 2020

MAAO Sponsored IAAO Course 101-Fundamentals of Real Property Appraisal-March 5, 6, 12, 13 & 19, 2020

The purpose of this organization is to educate the Assessing Officers of Massachusetts and their assistants in the field of assessing in this State; to assist in creating efficient and uniform administration of local tax laws; to afford opportunity for the discussion of subjects pertaining to local taxation; to provide methods for encouraging the development of desirable tax laws and to discourage the adoption of harmful measures relating to taxation or to the duties of local taxing officials; to promote public understanding of Assessing Officials work efforts to the general public. - Article II of the MAAO By-Laws as amended 6/24/93