Calculate how retaking a course affects your GPA under different policies: grade replacement, GPA averaging, or both grades counted.
Retaking a course can significantly improve your GPA, but the impact depends on your school's repeat policy. Some schools practice grade replacement (the new grade replaces the old one in GPA calculations), others average the two grades, and some count both attempts. This calculator models all three scenarios.
Enter your current GPA, total credits, the course details (credits and original grade), and the grade you expect on the retake. The tool shows your GPA under each of the three common repeat policies, making it easy to understand the potential benefit.
Retaking a course from D to A can boost your GPA substantially, especially if you're early in your academic career with fewer total credits.
Students, parents, and educators all gain valuable perspective from precise repeated course gpa data when planning academic paths, managing workloads, or setting realistic performance goals. Return to this calculator each semester or grading period to stay on top of evolving academic targets.
Before investing time and tuition to retake a course, you need to know the GPA payoff. This calculator shows exactly how much your GPA will improve under your school's specific repeat policy, helping you decide whether the retake is worthwhile. Real-time results let you test different scenarios instantly, helping you set achievable goals and build an effective plan for academic success.
Grade Replacement: Remove old grade QP, add new grade QP, same total credits New GPA = (Current QP − Credits × OldGP + Credits × NewGP) ÷ Total Credits Both Counted: Add new course as additional credits New GPA = (Current QP + Credits × NewGP) ÷ (Total Credits + Credits) Averaging: Replace old with average of old and new New GPA = (Current QP − Credits × OldGP + Credits × AvgGP) ÷ Total Credits
Result: Replacement: 3.35, Averaging: 3.28, Both counted: 3.24
Current QP = 192. Replacement: (192 − 3 + 12)/60 = 201/60 = 3.35. Average of D and A = 2.5; avg: (192 − 3 + 7.5)/60 = 196.5/60 = 3.275. Both: (192 + 12)/63 = 3.238. Grade replacement gives the best result.
The three main repeat policies are grade replacement, grade averaging, and both-counted. Grade replacement is the most common at community colleges and state universities. Many schools allow grade replacement only for grades below C. Some elite institutions count both attempts, which provides less GPA benefit.
Retake the courses where you'll see the biggest improvement. A jump from D (1.0) to A (4.0) is worth 3.0 quality points per credit — much more impactful than B− (2.7) to A (4.0), which is only 1.3 quality points per credit. Focus on your lowest grades first.
When transferring, the new school recalculates your GPA using their own policy. Some accept the grade-replaced version, while others recalculate with both grades. This is important to consider if you plan to transfer.
Grade replacement means the old grade is excluded from GPA calculations and replaced by the new grade. You still see both on your transcript, but only the new grade counts toward GPA. This is the most GPA-friendly policy.
No. Community colleges commonly offer it, many state universities do, but some private universities count both attempts. Always check your school's academic catalog for the specific repeat policy.
Policies vary. Some schools only allow retakes for grades below C. Others allow retaking any grade. Even where allowed, grade replacement may only apply to grades below C, with the new attempt counted as additional credits for B or above.
Most schools limit retakes to 2–3 attempts total. Grade replacement is often limited to the first retake. Financial aid typically doesn't cover more than two attempts of the same course.
Yes, even with grade replacement, both the original and retake grades appear on your transcript. However, the original is marked as excluded from GPA with a notation like "R" (repeated).
It depends on the GPA improvement vs. the tuition cost. Retaking a D (1.0) to earn an A (4.0) in a 3-credit course can raise your GPA by 0.15 or more with grade replacement, which could affect scholarship eligibility and honors standing.