Weighted GPA calculator
Enter semester grades and pick each course’s level. Katy ISD and Lamar CISD use their own weights; the unweighted scale counts every A as 4.0.
Runs in your browser. Nothing is sent or saved.
Scale
GradeCourse level
4.50weighted, of 5
Each semester grade counts once. Your district’s own calculation is the one that counts; confirm it on your transcript.
Sources
- Katy ISD board policy EIC(LOCAL), Class Ranking (adopted 7/28/2025) (2025-26 onward)
- Katy ISD 2026-2027 Student Handbook (2026-27)
- Lamar CISD board policy EIC(LOCAL), Class Ranking (adopted 11/19/2024) (2024-25 onward)
- Fulshear High School: GPA and class rank (2026-27)
- Lamar CISD 2026-2027 Secondary Student Handbook (2026-27)
- Lamar CISD 2026-2027 Secondary Course Selection Catalog (December 1, 2025) (2026-27)
Rules change. Confirm with your school counselor before course selection.
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