| | Mark, IL | Gilberts, IL | United States |
| Expend. per Student | $17,528 | $17,588 | $15,905 |
| Educ. Expend. per Student | $16,629 | $15,271 | $13,142 |
| Instr. Expend. per Student | $9,892 | $8,985 | $7,999 |
| Pupil/Teacher Ratio | 12.03 | 14.42 | 16.23 |
| Students per Librarian | 199 | 1352 | 4573 |
| Students per Counselor | 397 | 659 | 530 |
| Grade School Educ. | 0.0% | 0.0% | 4.8% |
| Some High School Educ. | 3.4% | 2.0% | 6.3% |
| High School Educ. | 96.6% | 98.0% | 88.9% |
| Some College Educ. | 22.6% | 22.8% | 20.0% |
| 2 yr College Grad. | 21.4% | 13.8% | 8.7% |
| 4 yr College Grad. | 20.9% | 44.4% | 33.7% |
| Masters Grad. | 4.6% | 8.2% | 9.3% |
| Professional Degree | 0.0% | 0.0% | 2.2% |
| Doctorate Degree | 0.9% | 0.0% | 1.5% |