Credit-weighted courses
Enter credits per course so labs, seminars, and major requirements carry the correct weight.
Multi-semester planning
Add past and future semesters to see cumulative impact before registration deadlines.
Exportable report
Generate a branded GradeAtlas PDF for advising meetings or personal records.
How college GPA is calculated
College GPA is usually a credit-weighted average. Each course grade is converted into grade points, multiplied by the number of credits, and then divided by total attempted credits.
This means a four-credit lab or major course has more impact than a one-credit seminar. GradeAtlas keeps that weighting visible so students can understand exactly why their GPA moved.
Semester GPA vs cumulative GPA
Semester GPA measures one term. Cumulative GPA combines every attempted term included by your institution's policy.
Use the semester view when you want to check this term's performance. Use the cumulative view when planning scholarships, probation recovery, honors eligibility, or graduate-school targets.
Standard 4.0 GPA Scale Reference Table
Most colleges and high schools in the United States calculate unweighted GPAs on a standard 4.0 scale. The table below outlines the letter grade, percentage equivalent, and GPA point mapping:
| Letter Grade | Percentage Range | Standard 4.0 GPA points | Weighted AP/IB points |
|---|---|---|---|
| A+ / A | 93–100% | 4.0 | 5.0 |
| A− | 90–92% | 3.7 | 4.7 |
| B+ | 87–89% | 3.3 | 4.3 |
| B | 83–86% | 3.0 | 4.0 |
| B− | 80–82% | 2.7 | 3.7 |
| C+ | 77–79% | 2.3 | 3.3 |
| C | 73–76% | 2.0 | 3.0 |
| C− | 70–72% | 1.7 | 2.7 |
| D+ | 67–69% | 1.3 | 2.3 |
| D | 65–66% | 1.0 | 2.0 |
| F | Below 65% | 0.0 | 0.0 |
Step-by-Step Worked GPA Calculation Example
Suppose you took 5 courses in a semester with different credit hours and letter grades. Here is how you calculate the credit-weighted GPA:
| Course | Letter Grade | GPA Value | Credits | Quality Points (Grade × Credits) |
|---|---|---|---|---|
| Calculus I | A | 4.0 | 4 | 4.0 × 4 = 16.0 |
| General Chemistry | B+ | 3.3 | 3 | 3.3 × 3 = 9.9 |
| Introduction to Writing | A− | 3.7 | 3 | 3.7 × 3 = 11.1 |
| Chemistry Lab | A | 4.0 | 1 | 4.0 × 1 = 4.0 |
| History 101 | C | 2.0 | 3 | 2.0 × 3 = 6.0 |
Step 1: Sum the attempted credits: 4 + 3 + 3 + 1 + 3 = 14 credits
Step 2: Sum the Quality Points: 16.0 + 9.9 + 11.1 + 4.0 + 6.0 = 47.0 Quality Points
Step 3: Divide quality points by total credits: 47.0 / 14 = 3.357 GPA
Your credit-weighted GPA for this semester is 3.36. Note how a standard average would have been (4.0 + 3.3 + 3.7 + 4.0 + 2.0)/5 = 3.40. The credit-weighted GPA is slightly lower because of the 'C' in the 3-credit history class, illustrating why credit weighting matters.
Academic GPA Benchmarks & Standards
Excellent (3.7 – 4.0)
Straight-A average. Standard threshold for summa/magna cum laude graduation honors, top-tier college admissions, and competitive scholarships.
Good Standing (3.0 – 3.69)
Mostly B grades with some As. Meets the entry requirements for most standard graduate schools, honors programs, and institutional scholarships.
Satisfactory (2.0 – 2.99)
Mostly C grades. The minimum average required to graduate from college or maintain good standing without academic probation warnings.
How to use this calculator
Select the US 4.0 scale
Choose the United States or a US-style 4.0 grading system.
Add semesters
Create one or more semesters that match your transcript.
Enter courses, credits, and grades
Add each class with its credit hours and final grade.
Review GPA and export
Check semester GPA, cumulative GPA, and export the result if needed.
Frequently asked questions
What is a good college GPA?
A 3.0 GPA is generally good, a 3.5 is strong, and a 3.7 or higher is competitive for many selective programs. Context still matters by major and school.
Does this calculate cumulative GPA?
Yes. Add each semester with courses and credits, and GradeAtlas calculates both semester GPA and cumulative GPA.
Can I use pass/fail courses?
If your school excludes pass/fail courses from GPA, mark those courses as excluded or do not include their credits in the GPA calculation.