This polygon shapefile depicts areas in the County of San Mateo, California that are not part of a city. The unincorporated areas include: Broadmoor, Burlingame Hills, Devonshire, El Granada, Emerald Lake Hills, Fair Oaks, Highlands/Baywood Park, La Honda, Ladera, Loma Mar, Los Trancos Woods/Vista Verde, Menlo Oaks, Montara, Moss Beach, North Fair Oaks, Palomar Park, Pescadero, Princeton, San Gregorio, South Coast/Skyline, Sequoia Tract, Skylonda, Stanford Lands and West Menlo Park. This layer is part of a collection of GIS data for San Mateo County, California. This coverage can be used for basic applications such as viewing, querying, and map output production, or to provide a basemap to support graphical overlays and analyses of geospatial data. The County of San Mateo cannot vouch for the data or analyses derived from these data. This layer is presented in the WGS84 coordinate system for web display purposes. Downloadable data are provided in native coordinate system or projection.