| | Carpentersville, IL | Fountain Hills, AZ | United States |
| Expend. per Student | $17,588 | $10,564 | $15,905 |
| Educ. Expend. per Student | $15,271 | $8,653 | $13,142 |
| Instr. Expend. per Student | $8,985 | $4,810 | $7,999 |
| Pupil/Teacher Ratio | 14.42 | 18.24 | 16.23 |
| Students per Librarian | 1352 | 2348 | 4573 |
| Students per Counselor | 659 | 718 | 530 |
| Grade School Educ. | 14.4% | 1.1% | 4.8% |
| Some High School Educ. | 11.4% | 0.9% | 6.3% |
| High School Educ. | 74.2% | 98.0% | 88.9% |
| Some College Educ. | 17.2% | 23.6% | 20.0% |
| 2 yr College Grad. | 7.6% | 9.1% | 8.7% |
| 4 yr College Grad. | 21.9% | 50.0% | 33.7% |
| Masters Grad. | 6.3% | 15.3% | 9.3% |
| Professional Degree | 0.9% | 3.0% | 2.2% |
| Doctorate Degree | 0.1% | 2.0% | 1.5% |