CHEM · UC Santa BarbaraHistorical grades
CHEM 130B
A clearer picture of the classes ahead.
3 published recordsWinter 2024 — Winter 2026
Look a little closer
All available historyThe grade picture.
3.38Average GPA weighted · out of 4.00
46.3%A-range grades A+, A, and A−
0.4%D / F grades D+, D, D−, and F
229Letter grades 3 published records
Grade distribution
All instructors · All quartersPlus and minus grades are grouped together. Counts reflect grades before optional grading conversions in the original source.
Quarter by quarter
3 quarters
| Quarter | Average GPA | A range | D / F | Letter grades |
|---|---|---|---|---|
| Winter 2026 | 3.36 | 44.6% | 0.0% | 121 |
| Winter 2025 | 3.41 | 42.9% | 1.3% | 77 |
| Winter 2024 | 3.39 | 61.3% | 0.0% | 31 |
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About the numbers
Historical grade data from the Daily Nexus, obtained from UCSB’s Registrar through public records requests. Available records extend through Winter 2026. Course history is not a list of current offerings. Dataset retrieved .
GPA and grade percentages use letter grades only, weighted by the number of grades. A range includes A+, A, and A−. Repeated enrollments count separately. Past grades don’t predict your result or a course’s workload. How to read grade distributions ↗