| | Killeen, TX | Potomac, MD | United States |
| Expend. per Student | $14,352 | $19,736 | $15,905 |
| Educ. Expend. per Student | $9,453 | $16,697 | $13,142 |
| Instr. Expend. per Student | $5,758 | $10,703 | $7,999 |
| Pupil/Teacher Ratio | 15.6 | 13.63 | 16.23 |
| Students per Librarian | 465 | 490 | 4573 |
| Students per Counselor | 342 | 292 | 530 |
| Grade School Educ. | 3.0% | 1.2% | 4.8% |
| Some High School Educ. | 5.2% | 1.3% | 6.3% |
| High School Educ. | 91.8% | 97.5% | 88.9% |
| Some College Educ. | 31.7% | 7.1% | 20.0% |
| 2 yr College Grad. | 12.3% | 2.5% | 8.7% |
| 4 yr College Grad. | 21.6% | 83.8% | 33.7% |
| Masters Grad. | 5.5% | 27.6% | 9.3% |
| Professional Degree | 0.3% | 14.9% | 2.2% |
| Doctorate Degree | 0.5% | 11.5% | 1.5% |