| | Arnold, MD | Shelby, NC | United States |
| Expend. per Student | $17,686 | $10,497 | $15,905 |
| Educ. Expend. per Student | $14,577 | $9,933 | $13,142 |
| Instr. Expend. per Student | $9,256 | $6,241 | $7,999 |
| Pupil/Teacher Ratio | 13.83 | 15.22 | 16.23 |
| Students per Librarian | 427 | 600 | 4573 |
| Students per Counselor | 324 | 288 | 530 |
| Grade School Educ. | 1.0% | 3.5% | 4.8% |
| Some High School Educ. | 1.3% | 7.3% | 6.3% |
| High School Educ. | 97.7% | 89.2% | 88.9% |
| Some College Educ. | 21.0% | 19.7% | 20.0% |
| 2 yr College Grad. | 8.4% | 13.6% | 8.7% |
| 4 yr College Grad. | 55.1% | 24.9% | 33.7% |
| Masters Grad. | 19.0% | 5.6% | 9.3% |
| Professional Degree | 3.2% | 2.3% | 2.2% |
| Doctorate Degree | 1.8% | 1.2% | 1.5% |