Town of Wellesley GIS Data can be purchased at the Office of the Town Clerk. This data is intended for use by experienced GIS professionals and all use is subject to the Town of Wellesley's disclaimer for Geographic Information Systems:
"This data is for display purposes only --- it is not intended for survey or legal purposes.
The Town of Wellesley expressly disclaims responsibility for damages or liability that may
arise from any errors, omissions, or inaccuracies in the information provided herein."
Currently, 2 data CDs are available:
Planimetric CD ($50.00) - This CD provides many of the basemap layers that appear on NIS - GIS Office map publications. Thematic datalayers are provided in ESRI shapefile format for parcels, infrastructure, hydrology, topography, conservation / recreation, and zoning. All information is provided in the MA State Plane (mainland) coordinate system (NAD83, units = U.S. survey feet).
Orthophoto CD ($50.00) - This CD provides color orthophotpgraphy of the Town in MrSID format. This digital imagery is the result of a flyover conducted in April of 2010. Pixel resolution is 1/4 foot (3 inches).
When using Town of Wellesley GIS data on maps or in digital applications, source credit should be stated as "Town of Wellesley, MA - GIS Database".