There is no single least expensive university, since the final cost depends on aid, program, and living costs.
In general, community colleges have the lowest tuition, followed by public regional universities. Private schools publish the highest prices, though aid can narrow the gap.
Online programs can be cheaper because they remove housing and commuting costs. But some online programs charge the same tuition as on-campus ones, so compare carefully. Accredited community colleges and affordable online bachelor’s programs show low-cost formats.
The way to find the least expensive option is to compare net prices from accredited schools that offer your program, then add living costs for each location. Tuition-saving strategies can lower the total further.
Be skeptical of lists that name one cheapest school. Tuition changes yearly, and your aid package decides what you actually pay.

