High Schools in Johnston, IA Johnston Senior High School6501 NW 62nd AveJohnston, IA, 501315152780449Businesses InGranger Elementary SchoolHigh SchoolsJunior High SchoolsNevada Middle SchoolPrivate Schools K 12Public Schools Johnston Schools Nurse6207 NW 62nd AveJohnston, IA, 501315152780476Businesses InGranger Elementary SchoolHigh SchoolsNevada Middle SchoolPrivate Schools K 12Public Schools Show More