The average graduation rate of Top Colleges in Washington is 72.10%. Gonzaga University has the highest graduation rate of 86% and Washington State University has the lowest graduation rate of 60%The average transfer-out rate is 14.67% and the average retention rate is 84.80% Table. Top Colleges in Washington Graduation Rate Comparison RankSchoolGraduation RateTransfer-out RateRetention RateStudents to Faculty Ratio 1Northwest UniversityKirkland, WA71%-84%9 to 1 2University of Washington-Seattle CampusSeattle, WA85%-95%20 to 1 3Gonzaga UniversitySpokane, WA86%8%93%12 to 1 4Western Washington UniversityBellingham, WA65%-79%18 to 1 5Pacific Lutheran UniversityTacoma, WA69%24%82%12 to 1 6Seattle UniversitySeattle, WA76%-84%10 to 1 7University of Washington-Bothell CampusBothell, WA65%-86%22 to 1 8Washington State UniversityPullman, WA60%-78%15 to 1 9University of Washington-Tacoma CampusTacoma, WA63%-80%15 to 1 10Whitman CollegeWalla Walla, WA81%12%87%10 to 1-Average72.1000%14.6667%84.8000%14.3000 to 1