… an idea of the costs related to attending college. This is known as the … Cost of Attendance (COA) … , which is calculated based on several factors: Direct Educational Costs (paid directly to the college) Enrollment and other mandatory fees Tuition Books and supplies Enrollment fees and tuition are determined by your state residency status. This is based on information provided to the college when you apply for admission. Books and supplies costs may vary depending on the … are based upon your living situation. Students living on their own (or with a spouse or family of their own) will have higher estimated costs than students who live with and receive support from their parent(s). The results of your FAFSA (or …