| | McLean, VA | Fort Mill, SC | United States |
| Expend. per Student | $17,573 | $14,396 | $15,905 |
| Educ. Expend. per Student | $16,085 | $11,160 | $13,142 |
| Instr. Expend. per Student | $10,083 | $6,408 | $7,999 |
| Pupil/Teacher Ratio | 13.52 | 13.6 | 16.23 |
| Students per Librarian | 671 | 575 | 4573 |
| Students per Counselor | 273 | 313 | 530 |
| Grade School Educ. | 0.9% | 0.6% | 4.8% |
| Some High School Educ. | 1.5% | 2.1% | 6.3% |
| High School Educ. | 97.6% | 97.3% | 88.9% |
| Some College Educ. | 5.7% | 17.6% | 20.0% |
| 2 yr College Grad. | 2.4% | 9.9% | 8.7% |
| 4 yr College Grad. | 84.7% | 54.8% | 33.7% |
| Masters Grad. | 31.3% | 15.3% | 9.3% |
| Professional Degree | 15.8% | 3.0% | 2.2% |
| Doctorate Degree | 7.8% | 1.3% | 1.5% |