| | Castalia, NC | Erwin, NC | United States |
| Expend. per Student | $9,846 | $9,370 | $15,905 |
| Educ. Expend. per Student | $9,516 | $8,907 | $13,142 |
| Instr. Expend. per Student | $5,944 | $5,519 | $7,999 |
| Pupil/Teacher Ratio | 16.59 | 15.68 | 16.23 |
| Students per Librarian | 828 | 785 | 4573 |
| Students per Counselor | 385 | 328 | 530 |
| Grade School Educ. | 9.8% | 5.3% | 4.8% |
| Some High School Educ. | 8.4% | 8.7% | 6.3% |
| High School Educ. | 81.8% | 85.9% | 88.9% |
| Some College Educ. | 22.2% | 22.6% | 20.0% |
| 2 yr College Grad. | 8.9% | 10.0% | 8.7% |
| 4 yr College Grad. | 12.0% | 12.1% | 33.7% |
| Masters Grad. | 4.4% | 2.9% | 9.3% |
| Professional Degree | 0.0% | 0.6% | 2.2% |
| Doctorate Degree | 0.4% | 0.6% | 1.5% |