| | Erin, TN | Aurora, OR | United States |
| Expend. per Student | $9,762 | $17,073 | $15,905 |
| Educ. Expend. per Student | $9,438 | $12,350 | $13,142 |
| Instr. Expend. per Student | $5,565 | $7,552 | $7,999 |
| Pupil/Teacher Ratio | 15.11 | 18.44 | 16.23 |
| Students per Librarian | 1553 | 645 | 4573 |
| Students per Counselor | 645 | 353 | 530 |
| Grade School Educ. | 7.2% | 0.4% | 4.8% |
| Some High School Educ. | 14.7% | 2.2% | 6.3% |
| High School Educ. | 78.1% | 97.4% | 88.9% |
| Some College Educ. | 16.5% | 25.4% | 20.0% |
| 2 yr College Grad. | 4.1% | 10.4% | 8.7% |
| 4 yr College Grad. | 14.9% | 48.1% | 33.7% |
| Masters Grad. | 2.8% | 15.2% | 9.3% |
| Professional Degree | 0.0% | 8.1% | 2.2% |
| Doctorate Degree | 2.0% | 1.6% | 1.5% |