As for the cost of attending the university, students should understand that the tuition forms only a portion of the expenses that are involved in the overall cost of attendance. They will be required to plan for various other expenses associated with the cost of attendance, including lodging, dining, textbooks, supplies, and the cost of living, among other things. What's more, at Purdue University-Main Campus, the total tuition and fees for the enrolled students come out to be around $19,393 in a year. Other than that, they will need to shell out an amount of $1,190 for books and supplies, $9,540 for room and boarding charges, and $1,670 toward other expenses on average in a year. Hence, based on this information, the overall cost of attending the university adds up to around $31,793 per year. At the university, in-state students will be required to pay an amount of $9,992 toward tuition and fees, while out-state candidates need to shell out $28,794.