| | Philadelphia, PA | San Diego Country Estates, CA | United States |
| Expend. per Student | $25,843 | $16,358 | $15,905 |
| Educ. Expend. per Student | $14,192 | $13,161 | $13,142 |
| Instr. Expend. per Student | $7,842 | $8,084 | $7,999 |
| Pupil/Teacher Ratio | 15.04 | 22.65 | 16.23 |
| Students per Librarian | 2380 | 18744 | 4573 |
| Students per Counselor | 408 | 513 | 530 |
| Grade School Educ. | 5.1% | 0.8% | 4.8% |
| Some High School Educ. | 8.4% | 5.0% | 6.3% |
| High School Educ. | 86.6% | 94.1% | 88.9% |
| Some College Educ. | 16.7% | 28.5% | 20.0% |
| 2 yr College Grad. | 6.0% | 13.5% | 8.7% |
| 4 yr College Grad. | 32.5% | 32.5% | 33.7% |
| Masters Grad. | 9.3% | 7.4% | 9.3% |
| Professional Degree | 3.0% | 1.2% | 2.2% |
| Doctorate Degree | 1.8% | 0.3% | 1.5% |