| | Addison, IL | Flagstaff, AZ | United States |
| Expend. per Student | $22,018 | $12,118 | $15,905 |
| Educ. Expend. per Student | $18,682 | $10,438 | $13,142 |
| Instr. Expend. per Student | $11,697 | $5,493 | $7,999 |
| Pupil/Teacher Ratio | 13.43 | 16.33 | 16.23 |
| Students per Librarian | 709 | 808 | 4573 |
| Students per Counselor | 535 | 357 | 530 |
| Grade School Educ. | 11.5% | 1.6% | 4.8% |
| Some High School Educ. | 8.9% | 2.5% | 6.3% |
| High School Educ. | 79.7% | 95.9% | 88.9% |
| Some College Educ. | 15.6% | 21.6% | 20.0% |
| 2 yr College Grad. | 9.5% | 8.1% | 8.7% |
| 4 yr College Grad. | 23.8% | 51.4% | 33.7% |
| Masters Grad. | 5.8% | 13.4% | 9.3% |
| Professional Degree | 0.8% | 3.0% | 2.2% |
| Doctorate Degree | 0.5% | 4.1% | 1.5% |