| | Duncanville, TX | Arlington, TX | United States |
| Expend. per Student | $13,172 | $13,644 | $15,905 |
| Educ. Expend. per Student | $10,291 | $9,823 | $13,142 |
| Instr. Expend. per Student | $5,920 | $5,972 | $7,999 |
| Pupil/Teacher Ratio | 15.01 | 14.69 | 16.23 |
| Students per Librarian | 971 | 889 | 4573 |
| Students per Counselor | 361 | 365 | 530 |
| Grade School Educ. | 7.6% | 7.0% | 4.8% |
| Some High School Educ. | 8.3% | 7.6% | 6.3% |
| High School Educ. | 84.1% | 85.4% | 88.9% |
| Some College Educ. | 22.9% | 22.4% | 20.0% |
| 2 yr College Grad. | 8.2% | 7.8% | 8.7% |
| 4 yr College Grad. | 24.0% | 31.7% | 33.7% |
| Masters Grad. | 7.8% | 8.2% | 9.3% |
| Professional Degree | 1.1% | 1.2% | 2.2% |
| Doctorate Degree | 0.5% | 1.2% | 1.5% |