| | Portola, CA | Clearlake, CA | United States |
| Expend. per Student | $19,364 | $14,698 | $15,905 |
| Educ. Expend. per Student | $14,391 | $12,596 | $13,142 |
| Instr. Expend. per Student | $7,371 | $7,084 | $7,999 |
| Pupil/Teacher Ratio | 17.15 | 21.89 | 16.23 |
| Students per Librarian | 0 | 0 | 4573 |
| Students per Counselor | 596 | 603 | 530 |
| Grade School Educ. | 1.2% | 6.3% | 4.8% |
| Some High School Educ. | 6.5% | 14.2% | 6.3% |
| High School Educ. | 92.3% | 79.6% | 88.9% |
| Some College Educ. | 35.6% | 26.9% | 20.0% |
| 2 yr College Grad. | 10.3% | 8.9% | 8.7% |
| 4 yr College Grad. | 13.6% | 7.5% | 33.7% |
| Masters Grad. | 3.8% | 1.8% | 9.3% |
| Professional Degree | 0.7% | 0.5% | 2.2% |
| Doctorate Degree | 0.0% | 0.0% | 1.5% |