High Schools in Clayton County, Iowa There are 5 High Schools in Clayton County, Iowa http://schooltree.org/ Fri, 27 Nov 2009 13:38:33 +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://iowa.schooltree.org/high/Clayton-County-Schools.xml Central Community Junior-Senior High School http://iowa.schooltree.org/public/Central-Community-Junior-Senior-High-031369.html 7th Grade to 12th Grade :: 315 Students :: Central Community School District SchoolTree.org Clayton Ridge High School http://iowa.schooltree.org/public/Clayton-Ridge-High-031776.html 9th Grade to 12th Grade :: 297 Students :: Guttenberg Community School District SchoolTree.org Edgewood-Colesburg High School http://iowa.schooltree.org/public/Edgewood-Colesburg-High-031667.html 7th Grade to 12th Grade :: 294 Students :: Edgewood-Colesburg Community School District SchoolTree.org Mfl Marmac High School http://iowa.schooltree.org/public/Mfl-Marmac-High-031959.html 9th Grade to 12th Grade :: 346 Students :: Mfl Marmac Community School District SchoolTree.org Starmont High School http://iowa.schooltree.org/public/Starmont-High-032367.html 9th Grade to 12th Grade :: 257 Students :: Starmont Community School District SchoolTree.org