| | Phoenix, AZ | Letts, IA | United States |
| Expend. per Student | $10,564 | $13,899 | $15,905 |
| Educ. Expend. per Student | $8,653 | $11,474 | $13,142 |
| Instr. Expend. per Student | $4,810 | $7,765 | $7,999 |
| Pupil/Teacher Ratio | 18.24 | 12.5 | 16.23 |
| Students per Librarian | 2348 | 474 | 4573 |
| Students per Counselor | 718 | 376 | 530 |
| Grade School Educ. | 8.2% | 4.0% | 4.8% |
| Some High School Educ. | 8.2% | 4.9% | 6.3% |
| High School Educ. | 83.5% | 91.1% | 88.9% |
| Some College Educ. | 22.1% | 25.5% | 20.0% |
| 2 yr College Grad. | 8.0% | 18.2% | 8.7% |
| 4 yr College Grad. | 30.6% | 4.9% | 33.7% |
| Masters Grad. | 8.2% | 0.8% | 9.3% |
| Professional Degree | 2.1% | 0.0% | 2.2% |
| Doctorate Degree | 1.2% | 0.0% | 1.5% |