| | Columbus, IN | Buffalo Grove, IL | United States |
| Expend. per Student | $13,383 | $24,440 | $15,905 |
| Educ. Expend. per Student | $10,919 | $20,875 | $13,142 |
| Instr. Expend. per Student | $6,159 | $12,628 | $7,999 |
| Pupil/Teacher Ratio | 15.82 | 13.56 | 16.23 |
| Students per Librarian | 575 | 1005 | 4573 |
| Students per Counselor | 3165 | 592 | 530 |
| Grade School Educ. | 2.2% | 1.1% | 4.8% |
| Some High School Educ. | 5.4% | 1.2% | 6.3% |
| High School Educ. | 92.4% | 97.7% | 88.9% |
| Some College Educ. | 16.7% | 14.1% | 20.0% |
| 2 yr College Grad. | 7.4% | 6.6% | 8.7% |
| 4 yr College Grad. | 42.2% | 67.3% | 33.7% |
| Masters Grad. | 17.4% | 23.2% | 9.3% |
| Professional Degree | 1.4% | 2.9% | 2.2% |
| Doctorate Degree | 1.4% | 3.2% | 1.5% |