Use this free college gpa calculator to work out your grade point average from course grades and credit hours in seconds. Choose a grade and credits for up to three courses, and the college gpa calculator shows your GPA, total grade points, and total credits instantly. There is no sign-up, no account, and no personal information needed, and your grades are calculated in your browser and are not sent to us. It uses the common 4.0 scale used in the United States, and it is also useful for students in the United Kingdom and Canada who use a GPA scale.
Contents: Formula · How to use · Examples · Tips · FAQ · Related tools · Sources
No sign-up required. This college gpa calculator works in your browser, so the grades you enter are not stored or sent to us.
How to Calculate College GPA: College GPA Calculator Formula
A GPA is a weighted average. Each course grade is converted to grade points on a 4.0 scale, multiplied by its credit hours, and then all the grade points are added and divided by the total credit hours. Courses with more credits count more toward the GPA. This college gpa calculator uses exactly that method.
GPA = Total grade points ÷ Total credits, where grade points = Grade value × Credits
For example, A in a 3-credit course (4.0 × 3 = 12 points), B in a 3-credit course (3.0 × 3 = 9 points), and A in a 4-credit course (4.0 × 4 = 16 points) give 37 points over 10 credits, so GPA = 37 ÷ 10 = 3.70. On the common scale, A is 4.0, B is 3.0, C is 2.0, D is 1.0, and F is 0.0. Some schools use plus and minus grades, such as A− at 3.7 or B+ at 3.3, so check your school scale if it differs.
How to Use the College GPA Calculator
Choose the grade for Course 1, then type its credits, and repeat for Course 2 and Course 3. If you have fewer than three courses, set the unused course credits to 0, so it does not affect the result. Tap Calculate College GPA to see your GPA, total grade points, and total credits. To calculate a larger set of courses, add courses in groups of three and combine the totals: add all grade points and all credits, then divide the totals.
Remember that this college gpa calculator uses the standard 4.0 scale without plus or minus grades, and it does not include courses that are pass or fail unless your school counts them. Check your institution rules for repeated courses, withdrawals, and transfer credits, because they can be treated differently. The result is an estimate for planning, not an official transcript GPA.
College GPA Calculator Examples
Example 1 — A (3 credits), B (3 credits), A (4 credits). Grade points = 12 + 9 + 16 = 37. Credits = 10. GPA = 37 ÷ 10 = 3.70.
Example 2 — B (3 credits), C (3 credits), A (4 credits). Grade points = 9 + 6 + 16 = 31. Credits = 10. GPA = 31 ÷ 10 = 3.10.
Example 3 — A (3 credits), A (3 credits), A (4 credits). Grade points = 12 + 12 + 16 = 40. Credits = 10. GPA = 40 ÷ 10 = 4.00.
These college gpa calculator examples show why credits matter: an A in a 4-credit course raises the GPA more than an A in a 3-credit course, and a lower grade in a high-credit course lowers it more. Always weight by credits, rather than simply averaging the grade values.
College GPA Calculator Tips
Focus extra effort on high-credit courses, because they move your GPA most, and check whether your school uses plus and minus values before you rely on a 4.0 result. Keep a running total of grade points and credits across terms to track a cumulative GPA, rather than only a single term. For general background on GPA, see the Wikipedia guide to grading in education. To convert a GPA to a percentage, use the GPA to percentage calculator, and to find a required final score, use the final grade calculator.
College GPA Calculator FAQ
What does a college gpa calculator do? A college gpa calculator converts course grades to grade points, weights them by credit hours, and divides total grade points by total credits to give a GPA on a 4.0 scale.
How do I calculate GPA by hand? Multiply each grade value by its credits, add all the grade points, add all the credits, and divide the points by the credits. For example, (12 + 9 + 16) ÷ 10 = 3.70.
What grade values does it use? A = 4.0, B = 3.0, C = 2.0, D = 1.0, and F = 0.0. If your school uses plus or minus grades, convert them to your school values first.
Can I use it for more than three courses? Yes, in groups. Calculate the grade points and credits for each group, add the totals together, and divide total points by total credits for the full GPA.
Does it include pass or fail courses? No, unless your school counts them. Set credits to 0 for a course that should not count toward the college gpa calculator result.
How do I track a cumulative GPA across terms with this calculator? Keep a running total of grade points and credits from each term, add the totals together, and divide total grade points by total credits. That combined result is your cumulative GPA, rather than only a single term result.
Related Tools
Try the Final Grade Calculator to find a required final score, the Semester Grade Calculator for a weighted semester grade, the Average Calculator to average a set of numbers, and the GPA to Percentage converter. Return to the PDGPT homepage to browse all free calculators by category.
Sources and Method
This calculator uses the weighted-average method shown in the formula section: GPA = Total grade points ÷ Total credits, where grade points = Grade value × Credits, on the common 4.0 scale (A = 4.0, B = 3.0, C = 2.0, D = 1.0, and F = 0.0). Results are estimates for planning, not an official transcript GPA. Last updated: October 28, 2026.