| | Ardencroft, DE | Arden, DE | United States |
| Expend. per Student | $19,973 | $19,973 | $15,905 |
| Educ. Expend. per Student | $17,388 | $17,388 | $13,142 |
| Instr. Expend. per Student | $9,785 | $9,785 | $7,999 |
| Pupil/Teacher Ratio | 14.09 | 14.09 | 16.23 |
| Students per Librarian | 1104 | 1104 | 4573 |
| Students per Counselor | 329 | 329 | 530 |
| Grade School Educ. | 0.0% | 0.0% | 4.8% |
| Some High School Educ. | 0.5% | 0.0% | 6.3% |
| High School Educ. | 99.5% | 100.0% | 88.9% |
| Some College Educ. | 19.9% | 35.1% | 20.0% |
| 2 yr College Grad. | 3.5% | 3.6% | 8.7% |
| 4 yr College Grad. | 62.7% | 36.4% | 33.7% |
| Masters Grad. | 23.9% | 16.5% | 9.3% |
| Professional Degree | 2.5% | 1.7% | 2.2% |
| Doctorate Degree | 3.0% | 2.7% | 1.5% |