This polygon shapefile depicts boundaries for Supervisorial Districts 1, 2, 3, 4 and 5 for the County of Santa Cruz, California. The Board of Supervisors is a governing body that oversees the operation of County government in California, administering and refining local application of state law and public policy. Assembly District boundaries are redrawn every ten years based on data from the United States Census. Supervisorialdistrict boundaries are adjusted after every Federal census to equalize District population as closely as possible. This layer is part of a collection of GIS data created for Santa Cruz County, California.The Geographic Information Systems (GIS) Unit falls under the purview of the County of Santa Cruz Information Services Department. The GIS Unit serves all County departments and external customers and provides data on land, features and people of Santa Cruz County. Santa Cruz County encompasses 4 cities and approximately 265,000 people. 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.