| | Washington, DC | Green Valley, AZ | United States |
| Expend. per Student | $30,279 | $10,756 | $15,905 |
| Educ. Expend. per Student | $23,069 | $8,897 | $13,142 |
| Instr. Expend. per Student | $11,354 | $4,785 | $7,999 |
| Pupil/Teacher Ratio | 11.65 | 16.66 | 16.23 |
| Students per Librarian | 796 | 1447 | 4573 |
| Students per Counselor | 445 | 519 | 530 |
| Grade School Educ. | 3.2% | 1.2% | 4.8% |
| Some High School Educ. | 4.5% | 3.4% | 6.3% |
| High School Educ. | 92.2% | 95.4% | 88.9% |
| Some College Educ. | 12.4% | 23.7% | 20.0% |
| 2 yr College Grad. | 3.0% | 7.7% | 8.7% |
| 4 yr College Grad. | 61.4% | 43.5% | 33.7% |
| Masters Grad. | 21.9% | 13.9% | 9.3% |
| Professional Degree | 9.7% | 3.8% | 2.2% |
| Doctorate Degree | 4.3% | 2.2% | 1.5% |