| | Ajo, AZ | Detroit, MI | United States |
| Expend. per Student | $10,756 | $13,771 | $15,905 |
| Educ. Expend. per Student | $8,897 | $12,521 | $13,142 |
| Instr. Expend. per Student | $4,785 | $6,893 | $7,999 |
| Pupil/Teacher Ratio | 16.66 | 17.74 | 16.23 |
| Students per Librarian | 1447 | 1471 | 4573 |
| Students per Counselor | 519 | 617 | 530 |
| Grade School Educ. | 2.1% | 5.2% | 4.8% |
| Some High School Educ. | 6.5% | 12.2% | 6.3% |
| High School Educ. | 91.4% | 82.6% | 88.9% |
| Some College Educ. | 29.6% | 25.7% | 20.0% |
| 2 yr College Grad. | 5.9% | 7.4% | 8.7% |
| 4 yr College Grad. | 26.5% | 16.2% | 33.7% |
| Masters Grad. | 3.7% | 5.2% | 9.3% |
| Professional Degree | 0.0% | 0.9% | 2.2% |
| Doctorate Degree | 1.0% | 0.6% | 1.5% |