This polygon shapefile represents districts for the Placer County, California Board of Supervisors. This layer is part of a collection of public geospatial datasets produced by the Placer County GIS Division. Placer County Geographic Information Systems. (2020). Board of Supervisors Districts, Placer County, California, 2020. Placer County Geographic Information Systems. Available at: https://purl.stanford.edu/xp204hn2727 This layer is presented in the WGS84 coordinate system for web display purposes. Downloadable data are provided in native coordinate system or projection.