Middle Schools in Horizon City, TX Col John O Ensor Middle School13600 Ryderwood DrHorizon City, TX, 799289159376000Chaparral Elementary SchoolMiddle SchoolsPrivate Schools K 12Public Elementary SchoolsPublic Schools Horizon Middle School400 N Kenazo AveHorizon City, TX, 799289159264700Chaparral Elementary SchoolMiddle SchoolsPrivate Schools K 12Public Elementary SchoolsPublic Schools Show More