| | Reston, VA | Mayfield, KY | United States |
| Expend. per Student | $17,573 | $12,008 | $15,905 |
| Educ. Expend. per Student | $16,085 | $10,453 | $13,142 |
| Instr. Expend. per Student | $10,083 | $6,205 | $7,999 |
| Pupil/Teacher Ratio | 13.52 | 16.69 | 16.23 |
| Students per Librarian | 671 | 995 | 4573 |
| Students per Counselor | 273 | 398 | 530 |
| Grade School Educ. | 2.0% | 4.2% | 4.8% |
| Some High School Educ. | 2.3% | 9.0% | 6.3% |
| High School Educ. | 95.6% | 86.8% | 88.9% |
| Some College Educ. | 11.1% | 18.1% | 20.0% |
| 2 yr College Grad. | 4.5% | 10.7% | 8.7% |
| 4 yr College Grad. | 71.2% | 21.0% | 33.7% |
| Masters Grad. | 27.1% | 6.1% | 9.3% |
| Professional Degree | 4.2% | 1.7% | 2.2% |
| Doctorate Degree | 4.2% | 3.0% | 1.5% |