| | Kildeer, IL | Foster City, CA | United States |
| Expend. per Student | $24,440 | $20,087 | $15,905 |
| Educ. Expend. per Student | $20,875 | $15,457 | $13,142 |
| Instr. Expend. per Student | $12,628 | $9,271 | $7,999 |
| Pupil/Teacher Ratio | 13.56 | 19.79 | 16.23 |
| Students per Librarian | 1005 | 8055 | 4573 |
| Students per Counselor | 592 | 431 | 530 |
| Grade School Educ. | 0.5% | 2.3% | 4.8% |
| Some High School Educ. | 0.0% | 1.8% | 6.3% |
| High School Educ. | 99.5% | 95.9% | 88.9% |
| Some College Educ. | 8.5% | 11.5% | 20.0% |
| 2 yr College Grad. | 6.3% | 5.8% | 8.7% |
| 4 yr College Grad. | 78.3% | 70.2% | 33.7% |
| Masters Grad. | 29.5% | 24.8% | 9.3% |
| Professional Degree | 8.2% | 3.8% | 2.2% |
| Doctorate Degree | 4.3% | 7.2% | 1.5% |