BY USING THIS WEBSITE OR THE CONTENT THEREIN, YOU AGREE TO THE TERMS OF USE. The building outlines were derived from the 2017 imagery by Eagleview. They contain both a KeyPIN field, which can be used to link parcel information to the data, and a Status field (existing, changed, new). The Status field was created based on Eagleview's comparison against 2010 the County's 2010 footprints (originally created by SEMCOG). More information about the attributes are available here: https://www.oakgov.com/it/gis/Documents/metadata/2017BuildingOutlineGuide.pdf