ESRI file geodatabase and shapefile polygon feature class representing City of Somerville, Massachusetts fiscal year 2021 Assessor's parcels. These datasets comply with the MassGIS Level 3 Standard for property tax parcels and are the same datasets available for download from MassGIS.

For more information on the MassGIS Property Tax Parcel Standard please see:
https://www.mass.gov/info-details/massgis-data-property-tax-parcels