| | Crystal Lake, IL | Sycamore, IL | United States |
| Expend. per Student | $18,892 | $16,963 | $15,905 |
| Educ. Expend. per Student | $16,554 | $14,985 | $13,142 |
| Instr. Expend. per Student | $9,697 | $8,982 | $7,999 |
| Pupil/Teacher Ratio | 13.74 | 13.35 | 16.23 |
| Students per Librarian | 913 | 2379 | 4573 |
| Students per Counselor | 578 | 537 | 530 |
| Grade School Educ. | 2.2% | 1.0% | 4.8% |
| Some High School Educ. | 3.4% | 2.9% | 6.3% |
| High School Educ. | 94.4% | 96.2% | 88.9% |
| Some College Educ. | 23.4% | 21.8% | 20.0% |
| 2 yr College Grad. | 9.2% | 10.5% | 8.7% |
| 4 yr College Grad. | 40.5% | 43.7% | 33.7% |
| Masters Grad. | 10.2% | 13.5% | 9.3% |
| Professional Degree | 1.1% | 1.2% | 2.2% |
| Doctorate Degree | 1.5% | 3.0% | 1.5% |