Calculate your Purdue University West Lafayette semester GPA and cumulative GPA instantly. Enter your courses, credit hours, and grades — including S/U and W grades.
S, U, and W grades are automatically excluded from GPA calculations
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Purdue uses a standard 4.0 scale. Grade points are weighted by credit hours and divided by total letter-graded credits attempted.
A+/A = 4.0 · A- = 3.7 · B+ = 3.3 · B = 3.0 · B- = 2.7 · C+ = 2.3 · C = 2.0 · C- = 1.7 · D+ = 1.3 · D = 1.0 · D- = 0.7 · F = 0.0. S, U, and W are excluded.
Multiply each course's grade points by its credit hours. Sum all those products across letter-graded courses only. Divide by total letter-graded credit hours attempted.
Sum grade-point products and credit hours from every semester on your Purdue record. Your cumulative GPA is the weighted average of all letter-graded coursework.
3.90+ → High Distinction · 3.50–3.89 → Distinction · 3.50+ per semester → Dean's List (12+ credit hours) · 2.0 minimum for good standing · Below 2.0 → probation risk.
Purdue is one of the most academically rigorous universities in the country. Engineering students face weed-out sequences like MA 261, PHYS 172, and CHE 205. Even outside engineering, competition in CS, Krannert, and the sciences is fierce. Most students grind through problem sets and reread lecture slides — and then blank on exams because passive study doesn't build the retrieval pathways you need. Lunora lets you upload your actual Purdue lecture notes, syllabi, and textbook chapters to generate unlimited targeted practice questions by topic. You drill exactly what your professor will test, not generic content. Whether you're pushing for a 3.9 or fighting to stay above a 2.0, deliberate daily practice with your own material is the highest-leverage habit you can build.
Try Lunora for Free — No Credit CardEverything you need to know about how GPA works at Purdue University West Lafayette.
Purdue University West Lafayette uses a standard 4.0 scale. Your GPA is calculated by multiplying each course's grade points by its credit hours, summing all those products, then dividing by your total credit hours attempted. A+ and A both equal 4.0, A- equals 3.7, B+ equals 3.3, B equals 3.0, down to D- at 0.7 and F at 0.0. Satisfactory/Unsatisfactory (S/U) grades and Withdrawals (W) are excluded from GPA calculations.
To qualify for the Dean's List at Purdue University, you generally need a semester GPA of 3.5 or higher while carrying a full-time load of at least 12 credit hours. Individual colleges within Purdue — such as the College of Engineering or the Daniels School of Business — may have additional criteria. The Dean's List is a per-semester recognition, so it does not require a high cumulative GPA.
Purdue awards graduation honors based on your cumulative GPA. Distinction is awarded for a cumulative GPA of 3.5 to 3.89. High Distinction — the highest graduation honor — is awarded for a cumulative GPA of 3.9 or higher. These designations appear on your diploma and official Purdue transcript and are calculated from all letter-graded coursework completed at Purdue.
Purdue requires a minimum cumulative GPA of 2.0 to remain in good academic standing. Students who fall below 2.0 may be placed on academic probation. Many individual programs have higher minimum GPA requirements — notably, Purdue's College of Engineering requires a 2.0 in all major coursework, while some departments require higher minimums for degree completion. Graduate programs at Purdue typically require a 3.0 minimum.
To calculate your cumulative GPA at Purdue, you need the total grade points earned and total credit hours attempted across all semesters. Multiply grade points by credit hours for every letter-graded course, sum those products across all semesters, and divide by total credit hours. This calculator's Cumulative GPA mode lets you enter your existing GPA and credit hours to see exactly how your current semester is changing your overall standing.
No — Satisfactory (S) and Unsatisfactory (U) grades do not count toward your GPA at Purdue. These grades are excluded from GPA calculations entirely, though they may count toward degree credit hours. Similarly, Withdrawal (W) grades are not included in GPA calculations. This calculator automatically excludes S, U, and W grades when computing your semester and cumulative GPA.
Most lecture courses at Purdue carry 3 credit hours. Laboratory and studio courses typically carry 1–2 credit hours. Some engineering and science lecture courses are 4 credit hours. Seminar and 1-credit courses also exist. Full-time enrollment at Purdue is defined as 12 or more credit hours per semester. Engineering students commonly carry 15–18 credit hours per semester to complete degree requirements on time.
The fastest way to raise your Purdue GPA is to maximize performance in high-credit-hour courses, since those moves the GPA needle most. Early in your degree (under 60 credits completed), one strong semester can meaningfully shift your cumulative GPA. Later on, you need sustained improvement because the larger credit base dilutes each semester's impact. Grade replacement policies at Purdue (check with your registrar for current rules) may allow you to retake courses where you earned a D or F. The most effective daily habit is active recall practice — uploading your actual Purdue course notes and materials into Lunora to generate targeted practice questions by topic, so every exam session is deliberate rather than passive rereading.
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