| | Rockwall, TX | Katy, TX | United States |
| Expend. per Student | $13,898 | $12,825 | $15,905 |
| Educ. Expend. per Student | $8,822 | $10,139 | $13,142 |
| Instr. Expend. per Student | $5,419 | $5,942 | $7,999 |
| Pupil/Teacher Ratio | 16.23 | 15.82 | 16.23 |
| Students per Librarian | 896 | 1470 | 4573 |
| Students per Counselor | 469 | 473 | 530 |
| Grade School Educ. | 2.6% | 2.6% | 4.8% |
| Some High School Educ. | 2.7% | 2.6% | 6.3% |
| High School Educ. | 94.8% | 94.8% | 88.9% |
| Some College Educ. | 22.4% | 19.8% | 20.0% |
| 2 yr College Grad. | 8.4% | 9.2% | 8.7% |
| 4 yr College Grad. | 47.5% | 46.7% | 33.7% |
| Masters Grad. | 11.1% | 16.6% | 9.3% |
| Professional Degree | 2.7% | 2.8% | 2.2% |
| Doctorate Degree | 3.2% | 0.8% | 1.5% |