| | Harrisburg, IL | Gretna, LA | United States |
| Expend. per Student | $14,922 | $12,663 | $15,905 |
| Educ. Expend. per Student | $13,932 | $11,920 | $13,142 |
| Instr. Expend. per Student | $8,467 | $6,533 | $7,999 |
| Pupil/Teacher Ratio | 12.67 | 21.35 | 16.23 |
| Students per Librarian | 3764 | 508 | 4573 |
| Students per Counselor | 471 | 754 | 530 |
| Grade School Educ. | 6.3% | 9.3% | 4.8% |
| Some High School Educ. | 9.0% | 14.3% | 6.3% |
| High School Educ. | 84.7% | 76.5% | 88.9% |
| Some College Educ. | 25.6% | 21.4% | 20.0% |
| 2 yr College Grad. | 15.0% | 4.6% | 8.7% |
| 4 yr College Grad. | 17.1% | 24.5% | 33.7% |
| Masters Grad. | 3.1% | 5.7% | 9.3% |
| Professional Degree | 1.7% | 2.8% | 2.2% |
| Doctorate Degree | 0.2% | 1.3% | 1.5% |