High Schools in Dickinson County, Iowa There are 3 High Schools in Dickinson County, Iowa http://schooltree.org/ Fri, 27 Nov 2009 11:47:55 +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/Dickinson-County-Schools.xml Okoboji High School http://iowa.schooltree.org/public/Okoboji-High-031076.html 9th Grade to 12th Grade :: 314 Students :: Okoboji Community School District SchoolTree.org Spirit Lake High School http://iowa.schooltree.org/public/Spirit-Lake-High-032360.html 9th Grade to 12th Grade :: 398 Students :: Spirit Lake Community School District SchoolTree.org Terril Junior-Senior High School http://iowa.schooltree.org/public/Terril-Junior-Senior-High-032384.html 7th Grade to 12th Grade :: 91 Students :: Terril Community School District SchoolTree.org