| | Sonora, CA | Columbia, CA | United States |
| Expend. per Student | $14,052 | $14,052 | $15,905 |
| Educ. Expend. per Student | $11,803 | $11,803 | $13,142 |
| Instr. Expend. per Student | $6,808 | $6,808 | $7,999 |
| Pupil/Teacher Ratio | 19.96 | 19.96 | 16.23 |
| Students per Librarian | 0 | 0 | 4573 |
| Students per Counselor | 721 | 721 | 530 |
| Grade School Educ. | 4.4% | 0.8% | 4.8% |
| Some High School Educ. | 3.7% | 8.2% | 6.3% |
| High School Educ. | 91.9% | 91.0% | 88.9% |
| Some College Educ. | 28.4% | 31.8% | 20.0% |
| 2 yr College Grad. | 10.9% | 9.4% | 8.7% |
| 4 yr College Grad. | 28.2% | 21.3% | 33.7% |
| Masters Grad. | 9.3% | 7.6% | 9.3% |
| Professional Degree | 2.1% | 0.0% | 2.2% |
| Doctorate Degree | 1.7% | 0.8% | 1.5% |