Schools in Costilla County, Colorado There are 6 Schools in Costilla County, Colorado http://schooltree.org/ Wed, 20 Aug 2008 09:26:42 +0700 FeedCreator 1.7.2 http://schooltree.org/images/schoollogo.gif SchoolTree.org logo http://schooltree.org/ Information provided by SchoolTree.org. Click to visit. http://colorado.schooltree.org/Costilla-County-Schools.xml Centennial Elementary School http://colorado.schooltree.org/public/Centennial-Elementary-015871.html Pre-Kindergarten to 6th Grade :: 148 Students :: Centennial R-1 SchoolTree.org Centennial High School http://colorado.schooltree.org/public/Centennial-High-015870.html 9th Grade to 12th Grade :: 88 Students :: Centennial R-1 SchoolTree.org Centennial Junior High School http://colorado.schooltree.org/public/Centennial-Junior-High-015872.html 7th Grade to 8th Grade :: 60 Students :: Centennial R-1 SchoolTree.org Sierra Grande Elementary School http://colorado.schooltree.org/public/Sierra-Grande-Elementary-015191.html Pre-Kindergarten to 6th Grade :: 182 Students :: Sierra Grande R-30 SchoolTree.org Sierra Grande Junior High School http://colorado.schooltree.org/public/Sierra-Grande-Junior-High-015193.html 7th Grade to 8th Grade :: 47 Students :: Sierra Grande R-30 SchoolTree.org Sierra Grande Senior High School http://colorado.schooltree.org/public/Sierra-Grande-Senior-High-015192.html 9th Grade to 12th Grade :: 77 Students :: Sierra Grande R-30 SchoolTree.org