The average graduation rate of Top Colleges in Oregon is 66.10%. University of Portland has the highest graduation rate of 80% and Eastern Oregon University has the lowest graduation rate of 43%The average transfer-out rate is 18.14% and the average retention rate is 82.40% Table. Top Colleges in Oregon Graduation Rate Comparison RankSchoolGraduation RateTransfer-out RateRetention RateStudents to Faculty Ratio 1Pacific UniversityForest Grove, OR67%-79%10 to 1 2Corban UniversitySalem, OR61%1%78%17 to 1 3Lewis & Clark CollegePortland, OR75%21%89%12 to 1 4University of PortlandPortland, OR80%17%88%9 to 1 5Linfield UniversityMcMinnville, OR70%-80%10 to 1 6Eastern Oregon UniversityLa Grande, OR43%27%71%14 to 1 7Willamette UniversitySalem, OR71%-87%13 to 1 8Oregon State UniversityCorvallis, OR70%16%88%18 to 1 9Portland State UniversityPortland, OR53%24%76%17 to 1 10Reed CollegePortland, OR71%21%88%9 to 1-Average66.1000%18.1429%82.4000%12.9000 to 1