Stony Brook University GPA Calculator
Calculate your GPA at Stony Brook University in Stony Brook, NY, using its grading scale. Add your courses, grades, and credit hours below.
GPA across 10 credits
Stony Brook University grading scale
| Letter grade | Grade points |
|---|---|
| A+ | 4.0 |
| 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 |
Note: this page uses the standard standard 4.0 (a = 4.0, with +/−) scale. Stony Brook University's exact scale may differ slightly — always confirm with the official registrar.
How to calculate your Stony Brook GPA
- Enter each course and choose the letter grade you earned.
- Add the credit hours for each course.
- Your credit-weighted GPA updates instantly above.
Looking for other schools? Browse the full university list, or use the general GPA calculator.
Frequently asked questions
How is GPA calculated at Stony Brook?
Each letter grade maps to grade points on Stony Brook University's scale (Standard 4.0 (A = 4.0, with +/−)). Multiply each course's grade points by its credit hours, sum them, and divide by total credits.
What is the maximum GPA at Stony Brook?
The maximum GPA is 4.0 on this scale.
Is this the official calculator?
No — this is a free study tool. Always confirm your GPA against Stony Brook University's official registrar or student portal.