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IB to GPA Conversion

Wojtek

By Wojtek

28 Feb 2025

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Many universities, including those in the United States, use the GPA system during admissions. In this post, we'll guide you through the process of converting your IB grades into a GPA. 

 

 

IB to GPA Conversion

 

 

The Grade Point Average (GPA) is a system used by many universities to evaluate students' academic performance. However, the GPA scale is not standardized; each institution calculates it using its own method.  

 

Although there is no universally accepted conversion from IB grades to GPA, it is still possible to estimate a general conversion, which can provide insight into how your scores may be interpreted by your target universities

 

It’s important to note that there are two types of GPAs: unweighted and weighted. In this post, we will explain both and provide conversions for each. 

 

 

Unweighted GPA

 

An unweighted GPA is a GPA that does not factor in the difficulty of the courses taken. This means it doesn't consider whether you took your subjects at the SL or HL level.  

 

An unweighted GPA is calculated on a 4.0 scale. Typically, schools assign the following values to each grade:

 

IB Grade

GPA Equivalent

7

4.0

6

3.7

5

3.3

4

2.7

3

2.0

2

1.0

1

0.0

 

 

To obtain your overall GPA, add all GPA values and divide them by the number of subjects. 

 

For example, if a student received the following IB grades: 7, 6, 6, 5, 5, 5, their GPA would be calculated as follows:

 

4.0 + 3.7 + 3.7 + 3.3 + 3.3 + 3.3 = 21.3 

21.3 : 6 = 3.55 GPA

 

 

Weighted GPA

 

A weighted GPA on the other hand does take into consideration the levels at which you took your subjects in. 

 

A weighted GPA is calculated on a 5.0 scale. Typically, schools assign the following values to each grade:

 

IB Grade

SL GPA Equivalent

HL GPA Equivalent

7

4.0

5.0

6

3.7

4.7

5

3.3

4.3

4

2.7

3.7

3

2.0

3.0

2

1.0

2.0

1

0.0

0.0

 

 

To obtain your overall weighted GPA, add all GPA values and divide them by the number of subjects. 

 

For example, if a student received the following IB grades: 7(HL), 7(HL), 6(HL), 6(SL), 5(SL), 5(SL), their GPA would be calculated as follows:

 

5.0 + 5.0 + 4.7 + 3.7 + 3.3 + 3.3 = 25

25 : 6 = 4.17 GPA

 

 

Keep in mind that universities typically do not ask you to provide a conversion of your grades and will usually request your IB grades as they are, without requiring any conversion. However, converting your grades for your own reference can still be useful to understand where you stand. 

 

 

 

We hope you found this post helpful. For more useful materials associated with the IB check out the wide variety of IA, EE and TOK exemplars available at Clastify and other guides available on our blog.