| | Greenback, TN | Columbus, NC | United States |
| Expend. per Student | $9,818 | $12,456 | $15,905 |
| Educ. Expend. per Student | $9,120 | $11,794 | $13,142 |
| Instr. Expend. per Student | $5,728 | $7,300 | $7,999 |
| Pupil/Teacher Ratio | 14.77 | 11.91 | 16.23 |
| Students per Librarian | 553 | 518 | 4573 |
| Students per Counselor | 456 | 252 | 530 |
| Grade School Educ. | 1.6% | 5.5% | 4.8% |
| Some High School Educ. | 6.9% | 6.7% | 6.3% |
| High School Educ. | 91.5% | 87.8% | 88.9% |
| Some College Educ. | 32.9% | 24.5% | 20.0% |
| 2 yr College Grad. | 7.7% | 14.0% | 8.7% |
| 4 yr College Grad. | 16.2% | 26.4% | 33.7% |
| Masters Grad. | 3.8% | 5.6% | 9.3% |
| Professional Degree | 1.3% | 0.0% | 2.2% |
| Doctorate Degree | 0.3% | 1.3% | 1.5% |