Thank you for purchasing the unified school districts shapefile. Your purchse helps support our work here and it is very much appreciated. The shapefile is derived from the latest U.S. Census data. Below are the field descriptions: Unified School District Shapefile Record Layout (2010 Census) Field Description STATEFP10 2010 Census state FIPS code UNSDLEA10 2010 Census unified school district local education agency code GEOID10 School district identifier; a concatenation of the 2010 Census state FIPS code and unified school district local education agency code NAME10 2010 Census unified school district name LSAD10 2010 Census legal/statistical area description code for unified school district LOGRADE10 2010 Census lowest grade covered by school district HIGRADE10 2010 Census highest grade covered by school district MTFCC10 MAF/TIGER feature class code (G5420) SDTYP10 2010 Census school district type FUNCSTAT10 2010 Census functional status ALAND10 2010 Census land area AWATER10 2010 Census water area INTPTLAT10 2010 Census latitude of the internal point INTPTLON10 2010 Census longitude of the internal point URL https://mapcruzin.com/census-shapefile-demographics/unified-school-districts. This is where you may find updates and more information about this and related shapefiles. To learn more about GIS, check http://www.learn2map.com for a free GIS tutorial and atlas. Free GIS software is available at: https://mapcruzin.com/free-gis-software-tools.htm Free GIS shapefiles are available at: https://mapcruzin.com/download-free-arcgis-shapefiles.htm Soon we will be adding the most recent demographic data and also new shapefiles including zipcode, census tract, census block and many more. Consider visiting our blog http://mapcruzin.blogspot.com for updates and to sign up for our RSS feed. Thanks again, Mike Meusesr https://mapcruzin.com