State House of Representatives District Boundaries Massachusetts 2012-2013
This line dataset represents districts in Massachusetts. These districts were based on demographic data from the 2010 U.S.MassGIS maintains the layer and will make updates as needed. In January 2013 the polygon attributes were updated with the information for members of the 188th General Court. Polygon attribute updates reflecting special elections and vacancies were published on May 29, 2013.