University of Iowa
GPA Calculator
Calculate your University of Iowa GPA and convert it to percentage using the official plus/minus 4.0 grading scale used on your Hawkeye transcript.
University of Iowa GPA Calculator
Add each course with its letter grade and semester hours. Calculation uses Iowa's official grade-point values.
Add Your Courses
Iowa uses a plus/minus 4.0 scale. A+ counts as 4.33, but cumulative GPA is truncated at 4.00.
| Course | Grade | Hours | Actions |
|---|
How University of Iowa GPA Is Calculated
Iowa multiplies each grade point by semester hours to get grade points earned, then divides total grade points by total GPA-eligible hours.
📝 Worked Example
A sample using three courses:
| Course | Semester Hours | Grade | Grade Point | Grade Points Earned |
|---|---|---|---|---|
| RHET 1030 | 3.0 | A | 4.00 | 3 × 4.00 = 12.00 |
| MATH 1850 | 4.0 | B− | 2.67 | 4 × 2.67 = 10.68 |
| CHEM 1110 | 3.0 | C+ | 2.33 | 3 × 2.33 = 6.99 |
| Total | 10.0 | — | — | 29.67 |
Plugging into the formula:
University of Iowa GPA to Percentage Converter
Convert your 4.0-scale Iowa GPA to an equivalent percentage instantly.
Convert GPA → Percentage
Enter any Iowa GPA between 0.0 and 4.0.
The Conversion Formula
Iowa uses a 4.0 scale, so:
Example: If your GPA is 3.5, then Percentage = 3.5 × 25 = 87.50%.
Official University of Iowa Grading Scale
Grade-point values used to compute GPA, sourced from the UI Office of the Registrar General Catalog.
📘 Iowa Plus/Minus Grade Points
A+ carries a value of 4.33, but the cumulative GPA is truncated so as not to exceed 4.00.
| Letter Grade | Grade Point | Definition |
|---|---|---|
| A+ | 4.33 | Excellent (truncated at 4.00 cumulative) |
| A | 4.00 | Excellent |
| A− | 3.67 | Excellent |
| B+ | 3.33 | Good |
| B | 3.00 | Good |
| B− | 2.67 | Good |
| C+ | 2.33 | Satisfactory |
| C | 2.00 | Satisfactory |
| C− | 1.67 | Satisfactory |
| D+ | 1.33 | Poor / Passing |
| D | 1.00 | Poor / Passing |
| D− | 0.67 | Poor / Passing |
| F | 0.00 | Failure (counts in attempted hours) |
📌 Grades Not Used in Computing GPA
The following marks carry no grade points and are excluded from the grade-point average: AUS (Audit Successful), AUU (Audit Unsuccessful), H (Honors), H− (Near Honors), IP (In Progress), N (Nonpass), P (Pass), S (Satisfactory), and U (Unsatisfactory).
An F (0.00) is included in hours attempted and is used in computing the GPA.
University of Iowa GPA — Frequently Asked Questions
What GPA scale does the University of Iowa use?
Iowa uses a plus/minus 4.0 grade-point scale: A+ = 4.33, A = 4.00, A− = 3.67, B+ = 3.33, B = 3.00, B− = 2.67, C+ = 2.33, C = 2.00, C− = 1.67, D+ = 1.33, D = 1.00, D− = 0.67, and F = 0.00.
Is A+ worth 4.33 at the University of Iowa?
Yes — an A+ carries a value of 4.33. However, the cumulative GPA on your permanent record is truncated at 4.00, so a single A+ cannot raise your overall GPA above 4.00.
Does an F count toward my Iowa GPA?
Yes. An F has a value of 0.00 and is included in hours attempted, so it is counted in your GPA and lowers it.
How do I convert my Iowa GPA to a percentage?
Use Percentage = GPA × 25 (equivalent to (GPA ÷ 4.0) × 100). For example, a GPA of 3.5 converts to 87.5%.
Which grades are left out of my Iowa GPA?
Marks of AUS, AUU, H, H−, IP, N, P, S, and U carry no grade points and are not used in computing the grade-point average, so they don't affect your GPA.
Reference: All grading data verified against the University of Iowa Office of the Registrar — Grading System.