| | Addison, IL | Westchester, IL | United States |
| Expend. per Student | $22,018 | $21,907 | $15,905 |
| Educ. Expend. per Student | $18,682 | $18,508 | $13,142 |
| Instr. Expend. per Student | $11,697 | $11,567 | $7,999 |
| Pupil/Teacher Ratio | 13.43 | 13.97 | 16.23 |
| Students per Librarian | 709 | 1480 | 4573 |
| Students per Counselor | 535 | 481 | 530 |
| Grade School Educ. | 11.5% | 2.2% | 4.8% |
| Some High School Educ. | 8.9% | 3.8% | 6.3% |
| High School Educ. | 79.7% | 94.0% | 88.9% |
| Some College Educ. | 15.6% | 20.2% | 20.0% |
| 2 yr College Grad. | 9.5% | 7.9% | 8.7% |
| 4 yr College Grad. | 23.8% | 43.1% | 33.7% |
| Masters Grad. | 5.8% | 12.0% | 9.3% |
| Professional Degree | 0.8% | 1.2% | 2.2% |
| Doctorate Degree | 0.5% | 0.9% | 1.5% |