ESRI polygon feature class representing City of Somerville, Massachusetts building footprints.

ESRI polygon feature class representing City of Somerville, Massachusetts neighborhood boundaries.

ESRI polygon feature class representing City of Somerville, Massachusetts administrative wards based on the 2020 Census.

Polygon feature class representing City of Somerville, Massachusetts zoning and overlay districts adopted December 12, 2019 as part of the City of Somerville Zoning Overhaul (https://www.somervillezoning.com/) and last amended by City Council December 9, 2021.

ESRI polygon feature class representing the City of Somerville, Massachusetts open space areas including parks, playgrounds, recreation fields, community gardens, cemeteries, natural areas, and other open space types.

ESRI polygon feature class representing the City of Somerville, Massachusetts city boundary.

ESRI line feature class representing City of Somerville, Massachusetts street centerlines.

ESRI line feature class representing City of Somerville, Massachusetts 1-foot contour intervals.

Zip file containing the Spring 2015 MassOrtho color aerial imagery mosaic of Somerville in compressed Mr.SID format. 320 MB.

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