High Schools in Boise County, Idaho There are 2 High Schools in Boise County, Idaho http://schooltree.org/ Fri, 27 Nov 2009 04:57:27 +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://idaho.schooltree.org/high/Boise-County-Schools.xml Garden Valley Junior-Senior High School http://idaho.schooltree.org/public/Garden-Valley-Junior-Senior-High-024121.html 7th Grade to 12th Grade :: 161 Students :: Garden Valley School District 71 SchoolTree.org Horseshoe Bend High School http://idaho.schooltree.org/public/Horseshoe-Bend-High-024158.html 9th Grade to 12th Grade :: 91 Students :: Horseshoe Bend School District 73 SchoolTree.org