Free · Private in-browser calculation · Educational
High School GPA Calculator
Weighted, unweighted, cumulative, semester, core, and planning tools grounded in credit-weighted GPA arithmetic and public 4.0 orientation references (e.g. College Board BigFuture). Not an official transcript GPA — schools and colleges may recalculate.
Featured calculators
Start with the standard calculator, then choose a different tool only for a different input or result.
High School GPA Calculator
Credit-weighted unweighted GPA from letter grades on a 4.0 scale.
High School Weighted GPA Calculator
Weighted GPA with common Honors +0.5 and AP/IB +1.0 boosts.
High School Cumulative GPA Calculator
Combine prior cumulative GPA with a new term.
High School Semester GPA Calculator
Single-semester credit-weighted GPA.
High School Percentage GPA Calculator
Percents → orientation point table → GPA.
High School Core Course GPA Calculator
Core academic subjects only (college-prep style).
High School Projected GPA Calculator
What-if projected cumulative GPA.
Target GPA Planner
Required future average to hit a GPA goal.
GPA Scale Converter
Linear educational conversion between GPA scales.
Browse by category
4.0 & Unweighted Scales
Classic unweighted and 4.0-scale high school GPA tools.
9 tools →
Weighted / Honors / AP
Honors, AP, IB, and dual-enrollment style weighting models.
7 tools →
Cumulative & Term GPA
Semester, annual, and running cumulative GPA.
9 tools →
Targets & Projections
What-if planners for target and projected GPA.
11 tools →
Percents, Letters & Scales
Convert percents, letters, and alternate numeric scales.
13 tools →
Course & Final Grades
Course averages, final-exam scenarios, and grading-period planning.
6 tools →
Grade Change & Retake Impact
Measure how adding, removing, repeating, or changing a course affects GPA.
9 tools →
Credits & Graduation Progress
Connect earned credits, remaining terms, and GPA-bearing coursework.
8 tools →
Subject-Specific GPA
Calculate focused GPA subsets for academic subjects and course groups.
9 tools →
Application GPA Worksheets
Prepare transparent GPA estimates for applications, scholarships, and programs.
9 tools →
How the calculations are checked
- Unweighted 4.0: credit-weighted mean of letter points (A=4 … F=0; optional ±).
- Weighted: common educational pattern +0.5 Honors / +1.0 AP·IB·dual, often capped near 5.0 — confirm your handbook.
- Cumulative: (priorGPA × priorCredits + new quality points) ÷ total credits.
- Targets: algebra for the average required on remaining credits.
References include College Board BigFuture public 4.0 orientation materials. Full citations appear on each tool page. Read the methodology and disclaimer.
High school GPA calculators — weighted, unweighted, cumulative & planning. Educational orientation only; schools set official policy. · 90 distinct calculators.