| | McHenry, IL | Derry, NH | United States |
| Expend. per Student | $18,892 | $22,056 | $15,905 |
| Educ. Expend. per Student | $16,554 | $19,034 | $13,142 |
| Instr. Expend. per Student | $9,697 | $12,039 | $7,999 |
| Pupil/Teacher Ratio | 13.74 | 11.7 | 16.23 |
| Students per Librarian | 913 | 333 | 4573 |
| Students per Counselor | 578 | 210 | 530 |
| Grade School Educ. | 3.2% | 1.0% | 4.8% |
| Some High School Educ. | 3.9% | 6.0% | 6.3% |
| High School Educ. | 92.9% | 93.0% | 88.9% |
| Some College Educ. | 26.1% | 19.3% | 20.0% |
| 2 yr College Grad. | 10.2% | 10.3% | 8.7% |
| 4 yr College Grad. | 28.2% | 31.6% | 33.7% |
| Masters Grad. | 6.0% | 8.6% | 9.3% |
| Professional Degree | 0.4% | 0.7% | 2.2% |
| Doctorate Degree | 0.2% | 0.9% | 1.5% |