The average graduation rate of Top Colleges in California is 92.44%. California Institute of Technology has the highest graduation rate of 94% and Claremont McKenna College has the lowest graduation rate of 91%The average transfer-out rate is 3.00% and the average retention rate is 96.33% Table. Top Colleges in California Graduation Rate Comparison RankSchoolGraduation RateTransfer-out RateRetention RateStudents to Faculty Ratio 1Stanford UniversityStanford, CA92%1%98%6 to 1 2California Institute of TechnologyPasadena, CA94%3%97%3 to 1 3Pomona CollegeClaremont, CA93%2%98%7 to 1 4University of Southern CaliforniaLos Angeles, CA92%-96%9 to 1 5Claremont McKenna CollegeClaremont, CA91%-98%8 to 1 6Harvey Mudd CollegeClaremont, CA92%6%96%8 to 1 7Soka University of AmericaAliso Viejo, CA92%-90%7 to 1 8Middlebury Institute of International Studies at MontereyMonterey, CA---1 to 1 9University of California-Los AngelesLos Angeles, CA93%3%97%20 to 1 10University of California-BerkeleyBerkeley, CA93%-97%18 to 1-Average92.4444%3.0000%96.3333%8.7000 to 1