The assessments represent market value as of January 1, 2022

The Watertown Assessor's Office is located in the City Hall 149 Main Street, Watertown, MA 02472. Office hours are Mon, Wed. - Fri. 8:30 am to 5:00 pm and Tues. 8:30 am to 7:00 pm. The phone number for the Assessor's Office is (617) 972-6410.