| | Dover, DE | Sun City, AZ | United States |
| Expend. per Student | $16,576 | $10,564 | $15,905 |
| Educ. Expend. per Student | $14,812 | $8,653 | $13,142 |
| Instr. Expend. per Student | $8,755 | $4,810 | $7,999 |
| Pupil/Teacher Ratio | 14.38 | 18.24 | 16.23 |
| Students per Librarian | 1206 | 2348 | 4573 |
| Students per Counselor | 357 | 718 | 530 |
| Grade School Educ. | 2.2% | 2.1% | 4.8% |
| Some High School Educ. | 9.1% | 4.4% | 6.3% |
| High School Educ. | 88.8% | 93.5% | 88.9% |
| Some College Educ. | 22.6% | 28.4% | 20.0% |
| 2 yr College Grad. | 10.1% | 9.0% | 8.7% |
| 4 yr College Grad. | 25.9% | 26.1% | 33.7% |
| Masters Grad. | 9.1% | 8.4% | 9.3% |
| Professional Degree | 1.2% | 1.6% | 2.2% |
| Doctorate Degree | 1.3% | 0.9% | 1.5% |