Best answer
Standard scale used by most universities:
Guide overview
South Korea grading system at a glance
Start with the local award language before translating marks into GPA terminology.
South Korean universities typically use a 4.5 scale, though some prestigious institutions like SKY (Seoul National, Korea, Yonsei) may use 4.3 or percentage grades.
Core system
The South Korea grading system, in 90 seconds
Understanding local grade bands before translating them into international equivalents.
Academic grading in South Korea is built around local assessment standards and credit systems.
In South Korea, higher education grading combines course-level marks with credit workloads. Many classes are graded on a strict curve. Only the top 30% might receive an A or A+. This makes high GPAs very competitive.
Key takeaway
Your transcript shows local grades. Evaluators translate them based on the institution's official key rather than simple math.
A+ (4.5)
Top grade band
95 - 100
A+ (4.5)
Passing threshold
95 - 100
Weighted
Credit weighting
Course credits determine the impact of each grade.
Did you know
Grading systems are rarely linear. A simple percentage division (like dividing by 25) usually undervalues your academic achievements in South Korea.
Conversion reference
South Korea to US GPA: the conversion table
Mapping local grade labels and ranges to planning GPA values.
Use this table as a planning reference before a formal credential evaluation.
Since the scale goes up to 4.5, a common error is simple division. However, most evaluations satisfy that an A (4.0/4.5) is equivalent to a US A (4.0/4.0).
Key takeaway
A conversion table is most useful when it is paired with the original transcript key and credit weighting.
South Korea grade continuum to GPA
A visual representation of local grade boundaries mapped to planning GPA points.
A+ (4.5)
95 - 100
A (4.0)
90 - 94
B+ (3.5)
85 - 89
B (3.0)
80 - 84
C+ (2.5)
75 - 79
C (2.0)
70 - 74
D+ (1.5)
65 - 69
D (1.0)
60 - 64
F (0.0)
Below 60
Caveat
Admissions systems and evaluators (like WES) use specific internal tables. Treat these values as planning estimates.
South Korea degree to 4.0 GPA planning table
Planning estimates only. WES, universities, and scholarship bodies may apply their own course-by-course rules.
Local grade
A+ (4.5)
Local grade
A (4.0)
Local grade
B+ (3.5)
Local grade
B (3.0)
Local grade
C+ (2.5)
Local grade
C (2.0)
Local grade
D+ (1.5)
Local grade
D (1.0)
Local grade
F (0.0)
| Local grade | Local range | Planning GPA | Notes |
|---|---|---|---|
| A+ (4.5) | 95 - 100 | 4.00 | 95 - 100 |
| A (4.0) | 90 - 94 | 4.00 | 90 - 94 |
| B+ (3.5) | 85 - 89 | 3.50 | 85 - 89 |
| B (3.0) | 80 - 84 | 3.00 | 80 - 84 |
| C+ (2.5) | 75 - 79 | 2.50 | 75 - 79 |
| C (2.0) | 70 - 74 | 2.00 | 70 - 74 |
| D+ (1.5) | 65 - 69 | 1.50 | 65 - 69 |
| D (1.0) | 60 - 64 | 1.00 | 60 - 64 |
| F (0.0) | Below 60 | 0.00 | Below 60 |
Method
Calculate your South Korea GPA in 4 steps
Weighted averages are much more accurate than simple grade averages.
Follow these steps to build a credit-weighted GPA estimate from your course modules.
Many students make the mistake of averaging grades directly. When course credits are listed on the transcript, you must weight the grades to reflect the academic workload of each class.
Key takeaway
Always include all attempted courses, failed courses, and course credits in your calculation.
Four-step conversion workflow
Use official transcript marks
Collect course-level percentage marks, credits, and the transcript grading key from the university record.
Map each mark to the local band
Place each mark into the standard grading scale band before assigning a 4.0-scale estimate.
Weight by credits
Multiply the converted point estimate by module credits and divide by total attempted credits.
Confirm with the receiver
Use the result for planning only and follow the policy of the university, scholarship body, employer, or credential evaluator.
Worked example
If you have courses with different credit values, weight each course grade by its credits.
- 1Map your local grades to GPA values (e.g., A = 4.0, B = 3.0).
- 2Multiply the GPA value by the credits for each course (e.g. 4.0 x 3 credits = 12.0 points).
- 3Sum all course points and divide by the total number of credits.
Admissions context
How international admissions view South Korea grades
Academic context, class standing, and transcript keys are reviewed together.
Universities abroad look beyond the raw numbers to understand institutional rigor and grading curves.
Admissions committees evaluate South Korea transcripts in the context of your specific institution. Class rank, honors designations, and letters of recommendation help contextualize your performance.
Key takeaway
A solid academic record from South Korea carries strong weight when backed by official documentation.
"A GPA conversion is a translation, not a judgment. The local classification, institution context, and academic trend still matter.
Academic credentials checklist
| Requirement | Why it matters | Application note |
|---|---|---|
| Official transcript | Primary academic record | Upload the complete transcript in the original language. |
| Grading scale key | Explains local pass boundaries | Include the copy printed on the back of the transcript. |
| Credit weighting | Ensures accurate course-by-course averages | Use credits in your self-reported GPA calculation. |
Checklist
Checks before you submit your transcript
Avoiding common grade reporting errors prevents delays in application processing.
Review these items before submitting your GPA or application materials.
Make sure you understand whether the application form requests your original local GPA, a converted US 4.0 GPA, or a certified credential evaluation. When in doubt, list your original grades clearly and separate them from any planning estimates. Review the South Korea guidelines to ensure your report matches format requirements.
Key takeaway
Double check if the target program requires a third-party evaluation (e.g., WES) or accepts self-reported grades.
Copy-ready wording
Use this language when a form requires both the official UK result and a planning GPA estimate.
- 1Confusing the 4.3 scale with the 4.5 scale.
- 2Retaken courses often replace the old grade entirely on the transcript.
Methodology
Sources and grading methodology
Source transparency and validation build trust for international planning.
This guide compiles public data, educational standards, and credential evaluation guidelines.
Our methodology combines public university explanations, national education databases, and international credential evaluation guidelines to provide a transparent reference for students and applicants.
Key takeaway
Always verify your specific university rules, as individual institutions may use custom scales.
Disclaimer
GradeAtlas is an independent planning reference. Official university decisions and certified evaluator outputs always outrank generic guides.
Next step
Calculate your GPA for South Korea now
Use the embedded calculator with the South Korea context above, then compare the result against common destination country guides.
Open GPA calculator for South KoreaSources and verification
Status: VERIFIED / Last reviewed: June 2, 2026
South Korea grading system FAQ
How do I convert my South Korea grades to a 4.0 GPA?
What is a passing grade in South Korea?
Still unsure which value to enter? Use the calculator above, then submit the official South Korea grade, classification, or transcript key wherever the application allows supporting context.
Top South Korea universities to explore
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