| | Princeton, IL | Lombard, IL | United States |
| Expend. per Student | $18,228 | $22,018 | $15,905 |
| Educ. Expend. per Student | $15,451 | $18,682 | $13,142 |
| Instr. Expend. per Student | $8,939 | $11,697 | $7,999 |
| Pupil/Teacher Ratio | 11.72 | 13.43 | 16.23 |
| Students per Librarian | 1507 | 709 | 4573 |
| Students per Counselor | 246 | 535 | 530 |
| Grade School Educ. | 0.8% | 1.2% | 4.8% |
| Some High School Educ. | 5.2% | 2.2% | 6.3% |
| High School Educ. | 94.0% | 96.6% | 88.9% |
| Some College Educ. | 21.7% | 19.3% | 20.0% |
| 2 yr College Grad. | 10.5% | 7.9% | 8.7% |
| 4 yr College Grad. | 26.5% | 48.1% | 33.7% |
| Masters Grad. | 8.7% | 12.6% | 9.3% |
| Professional Degree | 1.3% | 2.2% | 2.2% |
| Doctorate Degree | 0.4% | 1.6% | 1.5% |