Grand Canyon University is the only college in Arizona Private Colleges with the Highest ACT Scores ranking. You can view the detail information of Grand Canyon University below. You may want to check other ranking data by using the links below.Comparison between Arizona Private Colleges With The Highest ACT Scores All StatesAlabamaAlaskaArizonaArkansasCaliforniaColoradoConnecticutDelawareDistrict of ColumbiaFloridaGeorgiaHawaiiIdahoIllinoisIndianaIowaKansasKentuckyLouisianaMaineMarylandMassachusettsMichiganMinnesotaMississippiMissouriMontanaNebraskaNevadaNew HampshireNew JerseyNew MexicoNew YorkNorth CarolinaNorth DakotaOhioOklahomaOregonPennsylvaniaRhode IslandSouth CarolinaSouth DakotaTennesseeTexasUtahVermontVirginiaWashingtonWest VirginiaWisconsinWyoming Table. Arizona Private Colleges With The Highest ACT Scores Comparison School NameACT ScoreSAT ScoreAcceptance RateYieldUndergraduate Tuition & FeesTotal PopulationGraduation RateStudents to Faculty Ratio 1-Grand Canyon University Phoenix, AZPrivate, 4-year 21-1,05578.91%18.08%$18,508113,25743.00%20 to 1 Average211,05578.91%18.08%$18,508113,25743.00%20 to 1