| Index | Caddo Mills | Texas | National |
| Average Test Scores | 64% | 47% | 48% |
| Student/Teacher ratio | 13:1 | 14:1 | 16:1 |
| Total public schools | 3 | 7,418 | 79,221 |
| Total private schools | n/a | 1,267 | 24,874 |
| Total post-secondary schools | n/a | 463 | 7,963 |

| Index | Caddo Mills | Texas | National |
| Completed 8th grade | 85.9% | 79.3% | 84.3% |
| Completed high school | 85.9% | 77.8% | 83.0% |
| Completed some college | 54.6% | 57.3% | 59.4% |
| Completed associate degree | 26.3% | 34.9% | 38.5% |
| Completed bachelors | 17.2% | 28.1% | 30.3% |
| Completed masters | 7.5% | 9.6% | 11.5% |
| Completed professional degree | 1.0% | 2.6% | 3.3% |
| Completed doctorate | 0.3% | 1.1% | 1.3% |
There are a total of 3 public schools, n/a private schools and n/a post-secondary schools in Caddo Mills. Using the proficiency score averages, the average test scores for Caddo Mills, TX schools is 64%. The average student to teacher ratio is 13:1. In Caddo Mills, TX, an average of 85.9% of students have completed 8th grade and an average of 85.9% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Heath, TX | 9,311 | 69% | 43.8% |
| Rockwall, TX | 46,220 | 63% | 30.8% |
| Fate, TX | 14,768 | 60% | 24.0% |
| Lavon, TX | 3,633 | 56% | 15.6% |
| Farmersville, TX | 3,684 | 54% | 12.5% |
| Caddo Mills, TX | 1,708 | 64% | 33.3% |
| City | Population | Avg. Test Scores | National Avg. |
| Bedford, NY | 1,708 | 71% | 47.6% |
| Brackettville, TX | 1,708 | 56% | 15.6% |
| Holland, OH | 1,708 | 62% | 28.1% |
| Moscow, PA | 1,708 | 67% | 39.8% |
| Hollis, OK | 1,709 | 24% | 50.3% |
| Caddo Mills, TX | 1,708 | 64% | 33.3% |