| | Arnold, CA | Sacramento, CA | United States |
| Expend. per Student | $14,212 | $15,240 | $15,905 |
| Educ. Expend. per Student | $12,450 | $12,484 | $13,142 |
| Instr. Expend. per Student | $7,244 | $7,670 | $7,999 |
| Pupil/Teacher Ratio | 22.59 | 22.75 | 16.23 |
| Students per Librarian | 0 | 6321 | 4573 |
| Students per Counselor | 957 | 641 | 530 |
| Grade School Educ. | 1.6% | 7.6% | 4.8% |
| Some High School Educ. | 7.4% | 6.0% | 6.3% |
| High School Educ. | 91.0% | 86.4% | 88.9% |
| Some College Educ. | 24.0% | 22.6% | 20.0% |
| 2 yr College Grad. | 7.4% | 8.4% | 8.7% |
| 4 yr College Grad. | 34.2% | 35.1% | 33.7% |
| Masters Grad. | 7.5% | 8.4% | 9.3% |
| Professional Degree | 4.8% | 3.2% | 2.2% |
| Doctorate Degree | 0.8% | 1.4% | 1.5% |