A total of 79,368 students enroll in Top Colleges in Iowa. Gender Breakdown: of the total student body, 48.03% are male (38,122) and 51.97% are female (41,246). There are an average of 92.43 male students per 100 female students in Top Colleges in Iowa. Wartburg College has the highest ratio of male students with 123.34 per 100 female students, while Drake University has the lowest ratio of male students with 60.04 per 100 female students among Top Colleges in Iowa. Largest and Smallest: The average student population of Top Colleges in Iowa is 7,937. University of Iowa is the largest with 30,779 students, and Simpson College is the smallest with 1,251 students among Top Colleges in Iowa.Student level: There are 62,144 undergraduate students in Top Colleges in Iowa, 78.30% of the student body. Graduate students account for 21.70% of the total students. Of the Top Colleges in Iowa, Iowa State University has the most number of undergraduate students of 25,628, and University of Iowa has the most number of graduate students of 8,041.Distance Learning: There are an average of 7.18% undergraduate students enrolled online and 31.01% graduate students enrolled online in Top Colleges in Iowa. University of Iowa has the most online enrollment with 3,028 students, while Wartburg College has the least with 22 students among Top Colleges in Iowa. Table. Top Colleges in Iowa Student Population Comparison RankSchoolTotalBy GenderBy LevelOnline Enrollment MenWomenUndergraduateGraduateUndergraduateGraduate 1Grinnell CollegeGrinnell, IA1,7888199691,788--- 2Drake UniversityDes Moines, IA4,3451,6302,7152,5851,76013533 3Simpson CollegeIndianola, IA1,2516276241,235164013 4Luther CollegeDecorah, IA1,3846637211,384--- 5Iowa State UniversityAmes, IA30,38016,52513,85525,6284,752381591 6Wartburg CollegeWaverly, IA1,4838196641,46221121 7William Penn UniversityOskaloosa, IA1,4257636621,3487720719 8Maharishi International UniversityFairfield, IA2,5921,0731,5199221,6707981,196 9University of IowaIowa City, IA30,77913,51217,26722,7388,0417932,235 10Upper Iowa UniversityFayette, IA3,9411,6912,2503,0548872,226733-Average7,9373,8124,1256,2142,153557668