This polygon shapefile contains city limit boundaries of Placer County California. Cities include Lincoln, Roseville, Rocklin, Loomis, Auburn and Colfax. This data is updated on a monthly basis and will include any recent annexations. This layer is part of a collection of public geospatial datasets produced by the Placer County GIS Division. This layer is presented in the WGS84 coordinate system for web display purposes. Downloadable data are provided in native coordinate system or projection.