Following 2D CAD files of the entire city of Boston can be found in the Boston Redevelopment Authority Document Center. Additional 2D GIS Data is available through the City of Boston's GIS Data Hub and MassGIS.
Digital 3D models of buildings, bridges, and terrain can be found in the Boston Planning & Development Agency Document Center.
If you are looking for 3D buildings situated on actual terrain of Boston (in .DAE, DXF and .SKP format), please see the 3D Smart Model Data Download page.
Please note that the BPDA does not guarantee or warrant the accuracy of the dimensional information embedded in models available for download in our Document Center.