Middle Schools in Union, SC Excelsior Middle School2200 Whitmire HwyUnion, SC, 293798644291725Jonesville High SchoolMiddle SchoolMiddle SchoolsPrivate Schools K 12Public SchoolsWhitmire High School Sims Middle School2200 Whitmire HwyUnion, SC, 293798644291755Jonesville High SchoolMiddle SchoolMiddle SchoolsPrivate Schools K 12Public SchoolsWhitmire High School Show More