The average graduation rate of Top Colleges in Montana is 45.00%. Montana State University has the highest graduation rate of 57% and Montana State University Billings has the lowest graduation rate of 30%The average transfer-out rate is 2.50% and the average retention rate is 70.00% Table. Top Colleges in Montana Graduation Rate Comparison RankSchoolGraduation RateTransfer-out RateRetention RateStudents to Faculty Ratio 1Montana State UniversityBozeman, MT57%1%79%18 to 1 2The University of MontanaMissoula, MT48%-75%17 to 1 3Montana State University BillingsBillings, MT30%4%56%14 to 1-Average45.0000%2.5000%70.0000%16.3333 to 1