High School GPA Calculator

Calculate weighted and unweighted GPA — check your grades and understand the GPA scale.

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Weighted vs. Unweighted High School GPA Explained

Understand how honors, Advanced Placement (AP), and International Baccalaureate (IB) courses impact your college admissions standing.

Standard (4.0 Scale)

Regular Classes

Standard high school classes evaluated on the baseline 4.0 scale: A = 4.0, B = 3.0, C = 2.0, D = 1.0, F = 0.0 without course weighting bonuses.

+0.5 Point Boost (4.5 Scale)

Honors Courses

Accelerated high school curriculum. Each letter grade receives a 0.5 GPA bonus: A = 4.5, B = 3.5, C = 2.5, D = 1.5.

+1.0 Point Boost (5.0 Scale)

AP & IB Courses

College-level coursework (Advanced Placement & IB). Grants a full 1.0 GPA bonus: A = 5.0, B = 4.0, C = 3.0, D = 2.0.

Which GPA Do Colleges Care About?

College admissions officers evaluate both metrics for different reasons:

Unweighted GPA: Provides a level playing field to compare grades across thousands of different high schools nationwide.
Weighted GPA: Demonstrates academic ambition and willingness to challenge yourself with rigorous AP and IB classes.

How to Plan for College Readiness

Admissions officers frequently prefer a B in an AP/Honors course over an easy A in a regular class:

Taking challenging courses signals readiness for rigorous university curricula.
High scores on AP/IB exams can earn college course credits before stepping onto campus, saving thousands in tuition.

Frequently Asked Questions

Common questions regarding weighted GPAs, AP boosts, and college applications.

An unweighted GPA measures academic performance on a standard 4.0 scale regardless of class difficulty (A = 4.0). A weighted GPA rewards students taking more challenging coursework by awarding extra points: Honors courses typically receive a +0.5 boost (up to 4.5), while AP and IB courses receive a +1.0 boost (up to 5.0).

Yes. On a weighted scale, earning A grades in Advanced Placement (AP), International Baccalaureate (IB), or Honors courses can boost your cumulative GPA well above a 4.0 (up to 5.0).

Colleges evaluate both. Admissions officers examine unweighted GPA to assess baseline performance and review weighted GPA to gauge course rigor (how challenging your academic curriculum was relative to your high school's offerings).

In most US high schools, Honors courses add 0.5 points to your grade point (an A equals 4.5), while college-level AP (Advanced Placement) and IB courses add a full 1.0 point (an A equals 5.0).

A national average high school GPA is roughly 3.0 (B average). A 3.5 or higher unweighted GPA is competitive for most state universities, while selective and Ivy League colleges generally look for GPAs of 3.8 to 4.0+ in rigorous AP/IB courses.