| | Casas Adobes, AZ | Elk River, MN | United States |
| Expend. per Student | $10,756 | $13,243 | $15,905 |
| Educ. Expend. per Student | $8,897 | $10,784 | $13,142 |
| Instr. Expend. per Student | $4,785 | $7,077 | $7,999 |
| Pupil/Teacher Ratio | 16.66 | 21.84 | 16.23 |
| Students per Librarian | 1447 | 519 | 4573 |
| Students per Counselor | 519 | 636 | 530 |
| Grade School Educ. | 1.8% | 1.9% | 4.8% |
| Some High School Educ. | 3.5% | 4.3% | 6.3% |
| High School Educ. | 94.7% | 93.8% | 88.9% |
| Some College Educ. | 26.7% | 27.0% | 20.0% |
| 2 yr College Grad. | 10.0% | 14.8% | 8.7% |
| 4 yr College Grad. | 37.9% | 25.7% | 33.7% |
| Masters Grad. | 11.0% | 4.4% | 9.3% |
| Professional Degree | 2.2% | 0.8% | 2.2% |
| Doctorate Degree | 2.1% | 0.6% | 1.5% |