| | San Diego, TX | Brenham, TX | United States |
| Expend. per Student | $14,722 | $11,034 | $15,905 |
| Educ. Expend. per Student | $12,421 | $10,034 | $13,142 |
| Instr. Expend. per Student | $6,790 | $6,170 | $7,999 |
| Pupil/Teacher Ratio | 13.6 | 12.76 | 16.23 |
| Students per Librarian | 0 | 1081 | 4573 |
| Students per Counselor | 348 | 416 | 530 |
| Grade School Educ. | 18.6% | 6.1% | 4.8% |
| Some High School Educ. | 13.6% | 9.2% | 6.3% |
| High School Educ. | 67.7% | 84.7% | 88.9% |
| Some College Educ. | 28.9% | 19.1% | 20.0% |
| 2 yr College Grad. | 5.3% | 9.3% | 8.7% |
| 4 yr College Grad. | 9.5% | 27.4% | 33.7% |
| Masters Grad. | 2.2% | 6.1% | 9.3% |
| Professional Degree | 0.0% | 0.9% | 2.2% |
| Doctorate Degree | 0.0% | 1.9% | 1.5% |