For online colleges that offer online degrees/programs, Nightingale College has the most expensive tuition & fees ($69,750) and Amherst College has the second highest tuition & fees ($60,890) based on academic year 2019-2020 costs data.
Below table ranks and compares the Expensive Online Colleges having expensive tuition & fees (based on out-of-state rate). For the ranking, we include colleges with more than 50% online students who enrolled online exclusively.

Expensive Online Colleges Comparison Table

RankCollege NameIn-State Tuition & FeesOut-of-State Tuition & FeesStudent Population (Total)Online Student PopulationNumber of ProgramsNumber of Online ProgramsStudents to Faculty Ratio
1Nightingale College
Salt Lake City, UT
-$69,7501,3371,3372213 to 1
2Amherst College
Amherst, MA
$54,310$60,8901,7451,10841-7 to 1
3Colorado College
Colorado Springs, CO
$52,818$60,8642,0501,18150-9 to 1
4Brown University
Providence, RI
$53,419$60,5849,9485,520261-6 to 1
5Columbia University in the City of New York
New York, NY
$51,640$60,53230,13525,843465186 to 1
6University of Southern California
Los Angeles, CA
$54,259$60,27546,28737,923600759 to 1
7University of Pennsylvania
Philadelphia, PA
$53,534$60,04226,55217,08734846 to 1
8Dartmouth College
Hanover, NH
$52,950$59,4586,2923,582110-7 to 1
9Gettysburg College
Gettysburg, PA
$52,640$58,5002,5071,62942-10 to 1
10Wellesley College
Wellesley, MA
$51,148$58,4482,2801,19553-7 to 1
Average$12,834$17,0277,612,4536,226,864641816 to 1