The data set contains building footprints identified from planimetric mapping from aerial photography for Montgomery County. It was developed as part of the GeoMaP Pilot Project. The footprints are of a variety of structures including dwellings, businesses, houses, trailers, garages, etc. are present, and are attributed according to a feature coding scheme developed by the GeoMaP consortium. 11/10/2015: Entire countywide building footprints updated by KUCERA INTERNATIONAL. Source date: 4/10/2014 imagery.