GPA Calculator (4.0 Scale)
Enter your courses below. Your GPA updates instantly.
Your GPA Result
Course Breakdown
| Course | Grade | Credits | Points |
|---|
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Common GPA Mistakes to Avoid
Quick Answers
How This GPA Calculator Works
The formula is straightforward. For each course, multiply the grade point value by the number of credit hours. That gives you the quality points for that course. Add up all the quality points, then divide by the total number of credit hours. The result is your GPA.
GPA = (Sum of Grade Points x Credit Hours) / Total Credit Hours
Example: B in a 3-credit course = 3.0 x 3 = 9.0 quality points
This calculator uses the standard US 4.0 scale. It supports letter grades with plus and minus modifiers, so B+ counts as 3.3, not 3.0. You can also add a prior cumulative GPA if you want to see how this semester affects your overall standing.
The 4.0 Grade Scale Explained
Most US colleges and universities use the 4.0 scale. Here is how letter grades map to grade points:
| Letter Grade | Grade Points | What it Means |
|---|---|---|
| A / A+ | 4.0 | Excellent |
| A- | 3.7 | Very Good |
| B+ | 3.3 | Above Average |
| B | 3.0 | Good |
| B- | 2.7 | Slightly Below Good |
| C+ | 2.3 | Above Average Passing |
| C | 2.0 | Average / Passing |
| C- | 1.7 | Below Average |
| D+ | 1.3 | Poor |
| D | 1.0 | Barely Passing |
| D- | 0.7 | Minimum Passing |
| F | 0.0 | Failing |
What Is a Good GPA?
It depends on what you are trying to do, but here is a realistic breakdown for US students.
| GPA Range | Standing | What It Unlocks |
|---|---|---|
| 3.7 – 4.0 | Summa Cum Laude | Top graduate programs, competitive scholarships |
| 3.5 – 3.69 | Magna Cum Laude | Strong law, med, and MBA applications |
| 3.0 – 3.49 | Cum Laude / Good | Most job applications, many grad programs |
| 2.5 – 2.99 | Average | Entry-level jobs, community college transfers |
| Below 2.0 | Academic Probation Risk | Most schools require minimum 2.0 to stay enrolled |
Table of Truth: Sample GPA Calculations
Use this to sanity-check your result before trusting the numbers.
| Courses | Grades | Credits | GPA |
|---|---|---|---|
| 4 courses | A, A, A, A | 3, 3, 3, 3 | 4.00 |
| 4 courses | A, B, B, C | 3, 3, 3, 3 | 3.00 |
| 4 courses | B, B, C, C | 3, 3, 3, 3 | 2.50 |
| 5 courses (mixed credits) | A, B+, B, C, A- | 4, 3, 3, 2, 3 | 3.37 |
| 3 courses (one F) | A, B, F | 3, 3, 3 | 2.33 |
Frequently Asked Questions
Does a W (Withdrawal) affect my GPA?
No, a W does not affect your GPA at most US schools. It does appear on your transcript, and too many withdrawals can raise flags during admissions review. But for calculation purposes, treat those courses as if they don’t exist.
What if my school doesn’t use plus/minus grades?
Some schools only use whole letter grades (A, B, C, D, F). In that case, just select the plain letter grade without a plus or minus. The tool will use the standard 4.0, 3.0, 2.0, 1.0, 0.0 values.
How do I calculate GPA including previous semesters?
Check the “Include prior cumulative GPA” option in the calculator. Enter your existing GPA and the total number of credits you’ve completed. The tool will weight everything correctly and show you your updated cumulative GPA.
What GPA do I need for honors?
It varies by school, but the most common cutoffs are: Cum Laude (3.5), Magna Cum Laude (3.7), Summa Cum Laude (3.9 to 4.0). Always check your school’s academic catalog for the exact threshold.
Can I raise a 2.5 GPA to a 3.0?
Yes, but it takes longer than most students expect. If you’ve completed 60 credits with a 2.5 GPA, you need to score straight A’s (4.0) for about 40 more credits just to reach a 3.0. The earlier you’re in your degree, the easier it is to recover.
Does a retaken course replace the old grade?
It depends on your school’s grade forgiveness or grade replacement policy. Some schools replace the old grade entirely. Others average both grades. Check with your registrar. If your school replaces it, only enter the new grade in this calculator.
