| | Silver Spring, MD | Brentwood, TN | United States |
| Expend. per Student | $19,736 | $13,371 | $15,905 |
| Educ. Expend. per Student | $16,697 | $10,272 | $13,142 |
| Instr. Expend. per Student | $10,703 | $6,635 | $7,999 |
| Pupil/Teacher Ratio | 13.63 | 15.78 | 16.23 |
| Students per Librarian | 490 | 399 | 4573 |
| Students per Counselor | 292 | 386 | 530 |
| Grade School Educ. | 8.0% | 0.6% | 4.8% |
| Some High School Educ. | 5.3% | 1.1% | 6.3% |
| High School Educ. | 86.8% | 98.3% | 88.9% |
| Some College Educ. | 10.3% | 11.5% | 20.0% |
| 2 yr College Grad. | 4.2% | 3.9% | 8.7% |
| 4 yr College Grad. | 58.6% | 75.6% | 33.7% |
| Masters Grad. | 20.4% | 21.6% | 9.3% |
| Professional Degree | 6.7% | 6.5% | 2.2% |
| Doctorate Degree | 6.1% | 4.3% | 1.5% |