Middle Schools in Calaveras County, California There are 3 Middle Schools in Calaveras County, California http://schooltree.org/ Wed, 25 Nov 2009 05:08:33 +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://california.schooltree.org/middle/Calaveras-County-Schools.xml Avery Middle School http://california.schooltree.org/public/Avery-Middle-013658.html 6th Grade to 8th Grade :: 390 Students :: Vallecito Union Elementary SchoolTree.org Mark Twain Community Day School http://california.schooltree.org/public/Mark-Twain-Community-Day-009970.html 7th Grade to 8th Grade :: 3 Students :: Mark Twain Union Elementary SchoolTree.org Toyon Middle School http://california.schooltree.org/public/Toyon-Middle-006456.html 7th Grade to 8th Grade :: 631 Students :: Calaveras Unified SchoolTree.org