The Assessing Online application brings direct access for taxpayers, homeowners, real estate and legal professionals as well as business owners to property parcel data including assessed value, location, ownership and tax information for each piece of property in the city.

The information assists homeowners directly in their ownership responsibilities by providing the current value and tax status of their property. Professional real estate, business and legal entities access and draw upon Boston property parcel data to support and enhance their specific business operations. The GIS data appended to this application provides valuable graphical contexts for researchers, analysts and other professionals interested in demographical patterns, property usage and development.

examples: 109 Seventh Street, Apt. A | 1 City Hall Sq | 0504203000 | KENNEDY JOHN

Owners may be eligible for abatements or exemptions. Assessing Online search results allow you to determine if an exemption has already been applied to a parcel for the current fiscal year. If eligible for an abatement or exemption, the search results will also provide a printable application form.

The application period for FY2012 Real Estate Property Tax Abatements is closed. Applications for FY2013 will be accepted beginning January 1, 2013. The deadline for FY2012 Personal Exemption (Blind, Elderly, Surviving Spouse, Veteran) and Residential Exemption applications is Friday, March 30, 2012 at 5pm.

To research deeds, land sales, and transactions search the Suffolk Registry of Deeds. Sales analysis and reports are also periodically published by the Department of Neighborhood Development and the BRA, typically as a part of demographic or Real Estate Trends summaries.