Twin Falls, ID · Public · Bachelor's degree · College Scorecard data · Updated September 10, 2026
| Tuition | Difference | |
|---|---|---|
| College of Southern Idaho (in-state) | $3,360 | — |
| ID average | $13,208 | -75% |
| National average | $18,082 | -81% |
| Per year | Four years | |
|---|---|---|
| In-state | $3,360 | $13,440 |
| Out-of-state | $6,840 | $27,360 |
Tuition only. Housing, books and living costs are not included — most colleges publish a fuller cost-of-attendance figure.
College of Southern Idaho ranks 1 by in-state tuition among the 15 ID colleges that report a rate — lower is cheaper. Out-of-state students pay 104% more than in-state students.
| Colleges with a similar price to College of Southern Idaho | In-state tuition |
|---|---|
| College of Eastern Idaho | $3,390 |
| North Idaho College | $3,396 |
| College of Western Idaho | $3,446 |
| Brigham Young University-Idaho | $4,800 |
In-state tuition at College of Southern Idaho is $3,360 per year; out-of-state students pay $6,840.
College of Southern Idaho in-state tuition is 75% below the ID average of $13,208.
National average in-state tuition is $18,082; College of Southern Idaho is 81% below that.
$3,360 is the official in-state tuition published by College Scorecard for the most recent cohort year.
Four years of tuition at College of Southern Idaho comes to about $13,440 for an in-state student and $27,360 for an out-of-state student at current rates. That is tuition only — it excludes housing, books and living costs.
By in-state tuition, College of Southern Idaho ranks 1 out of the 15 ID colleges that report a rate — lower numbers are cheaper. The five cheapest and five most expensive colleges in the state are listed above.