U of Phoenix-Kansas City Campus is first with 80.4%.

Incidentally, both are private and for-profit.

surpassed U of Phoenix-St Louis Campus (77.8%), Columbia College (76.8%), ITT Technical Institute-Springfield (76.7%), and U of Phoenix-Springfield Campus (74.9%), and others, ending with Truman State Univ (1.5%).

55 out of the other 94 colleges were ruled out due to missing, unknown, or not-applicable values for undergrads who are 25 years or older, e.g., City Vision College.

1. Information on numbers and ages of the undergrad and graduate student body is from the file enrollment by age, gender, attendance status, and level of student: Fall 2012 (Provisional release) as reported by the National Center for Education Statistics (http://nces.ed.gov/ipeds).
   
2. College geographic information is from the IPEDS Directory, 2012-13 (Provisional release) by the National Center for Education Statistics (http://nces.ed.gov/ipeds).
   

Colorado Technical Univ-Kansas City is in North Kansas City, MO, is private and for-profit, degree-granting, has its top major in criminal justice, is on the quarter system, its top Associates major is radiologic technology/science - radiographer, and enrolls fewer than 1,000 students.

• average full-time teaching salary ($40,110)
• in-state undergrad tuition & fees ($10,710)
• out-of-state undergrad tuition & fees ($10,710)
• average undergrad student loan ($8,700)
• average grant aid to undergrads ($5,200)
• endowment per full-time student ($0)
• undergrads who get financial aid (92%)
• undergrads who are 25 years or older (79.7%)
• undergrads who get Pell grants (77%)
• undergrads who receive student loans (77%)
• minorities (15.2%)
• Blacks or African Americans (11.5%)
• average teaching salary differential (men vs. women, 10.7%)
• Hispanics (2.9%)
• American Indians or Alaska Natives (0.4%)
• Asians (0.4%)
• non-resident tuition & fees surcharge (0%)
• foreign students (0%)
• average teaching salary differential (women vs. men, -9.6%)
• alumni who played in the National Football League (0)
• average January temperature (31.0 degrees)
• foreign students (0)
• full-time undergrads (104)
• members of the National Academy of Sciences (0)
• men's basketball Final Four appearances (0)
• Rhodes Scholar alumni (0)
• undergrads (182)
• yearly for-credit students (803)
• on-campus yearly property crimes per thousand students (0)
• students per faculty member (9)
• annual rainfall (39.1 inches)
• elevation (226 meters)

Sources