Yes, Purdue University is a public university. It was established by the Indiana General Assembly in 1869 and operates as Indiana’s land-grant university, funded in part by the state and governed by a board of trustees appointed through a public process. This public status is what allows Purdue to offer significantly lower tuition to Indiana residents compared to out-of-state students.
What “Public” and “Land-Grant” Mean for Students
Purdue’s main campus in West Lafayette is one of 112 land-grant universities in the United States. Land-grant universities were created through federal legislation that gave states public land to fund colleges focused on agriculture, science, and engineering. Today, these schools have expanded far beyond those original subjects, but they retain a mission of broad public access and applied research.
Being a public land-grant school has a few practical effects you’ll notice as a student or applicant. The university receives funding from the state of Indiana, which helps keep tuition lower for residents. It also means Purdue has a large research infrastructure, extensive agricultural and engineering programs, and a mandate to serve the public through outreach like its Cooperative Extension Service.
Tuition: Resident vs. Out-of-State
The clearest sign of Purdue’s public status is the tuition gap between Indiana residents and everyone else. For the 2026-2027 academic year, in-state undergraduates pay about $9,992 per year in tuition and fees. Out-of-state undergraduates pay roughly $28,794 per year. That nearly $19,000 difference reflects the state subsidy that Indiana taxpayers provide.
Purdue has also been notable for holding its base tuition flat for several years running, a policy the university has highlighted as part of its affordability push. Even at the out-of-state rate, Purdue’s tuition tends to be competitive with peer public research universities.
Purdue’s Other Campuses
When people search for Purdue, they usually mean the flagship West Lafayette campus. But the Purdue system includes additional campuses, and one worth knowing about is Purdue University Global. This is an online-focused institution that grew out of Purdue’s 2018 acquisition of Kaplan University, a formerly for-profit school. Despite that origin, Purdue Global now operates as a public postsecondary institution under Indiana law, controlled by the same board of trustees that governs the West Lafayette campus. It is structured as an Indiana public benefit corporation.
Purdue also has campuses in Fort Wayne and Northwest Indiana. All are part of the public Purdue University system, though each campus sets its own tuition rates and has its own admissions standards. If you’re comparing options, make sure you’re looking at the right campus, since the academic programs, campus experience, and costs differ considerably.
How Purdue Compares to Private Schools
Private universities like nearby Notre Dame or Rose-Hulman set their own tuition without state subsidies, so they charge the same price regardless of where you live. Purdue, as a public school, draws a large share of its student body from Indiana and offers those students a price advantage. It also tends to have a much larger undergraduate enrollment than most private schools, with over 35,000 undergraduates on the West Lafayette campus alone.
Public status doesn’t mean lower quality. Purdue consistently ranks among the top engineering and computer science programs nationally, and its research output rivals many private institutions. The difference is primarily in funding structure and pricing, not in the caliber of education available.