<p>Most state universities have undergraduate business programs. Like with any program at any reputable college, you can get a very good education at any of them, depending on how diligently you apply yourself. They are also almost certain to be your most affordable alternative.</p>
<p>I would take a serious look at the suggestion upthread to start at a community college. In many states, community colleges have articulation agreements with all the state universities, which guarantees that the courses you take at the CC are fully transferable to the four-year institution.</p>