High Schools in Jefferson County, New York There are 8 High Schools in Jefferson County, New York http://schooltree.org/ Thu, 18 Mar 2010 00:37:38 +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://new-york.schooltree.org/high/Jefferson-County-Schools.xml Alexandria Central High School http://new-york.schooltree.org/public/Alexandria-Central-High-058005.html 7th Grade to 12th Grade :: 331 Students :: Alexandria Central School District (CSD) SchoolTree.org Carthage High School http://new-york.schooltree.org/public/Carthage-High-058420.html 9th Grade to 12th Grade :: 913 Students :: Carthage Central School District (CSD) SchoolTree.org General Brown Junior/Senior High School http://new-york.schooltree.org/public/General-Brown-Junior-Senior-High-058898.html 7th Grade to 12th Grade :: 731 Students :: General Brown Central School District (CSD) SchoolTree.org Immaculate Heart Central High School http://new-york.schooltree.org/private/Immaculate-Heart-Central-High-013594.html 9th Grade to 12th Grade :: 302 Students :: Roman Catholic Private School SchoolTree.org Indian River High School http://new-york.schooltree.org/public/Indian-River-High-059235.html 9th Grade to 12th Grade :: 841 Students :: Indian River Central School District (CSD) SchoolTree.org South Jefferson Junior/Senior High School http://new-york.schooltree.org/public/South-Jefferson-Junior-Senior-High-057954.html 7th Grade to 12th Grade :: 968 Students :: South Jefferson Central School District (CSD) SchoolTree.org Thousand Islands High School http://new-york.schooltree.org/public/Thousand-Islands-High-058515.html 9th Grade to 12th Grade :: 371 Students :: Thousand Islands Central School District (CSD) SchoolTree.org Watertown High School http://new-york.schooltree.org/public/Watertown-High-062463.html 9th Grade to 12th Grade :: 1190 Students :: Watertown City School District (SD) SchoolTree.org