| Index | Lake City | Texas | National |
| Average Test Scores | n/a | 47% | 48% |
| Student/Teacher ratio | n/a | 14:1 | 16:1 |
| Total public schools | n/a | 7,418 | 79,221 |
| Total private schools | n/a | 1,267 | 24,874 |
| Total post-secondary schools | n/a | 463 | 7,963 |
| Index | Lake City | Texas | National |
| Completed 8th grade | 82.5% | 79.3% | 84.3% |
| Completed high school | 78.1% | 77.8% | 83.0% |
| Completed some college | 56.5% | 57.3% | 59.4% |
| Completed associate degree | 15.9% | 34.9% | 38.5% |
| Completed bachelors | 9.2% | 28.1% | 30.3% |
| Completed masters | 2.2% | 9.6% | 11.5% |
| Completed professional degree | 0.6% | 2.6% | 3.3% |
| Completed doctorate | 0.0% | 1.1% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in Lake City. Using the proficiency score averages, the average test scores for Lake City, TX schools is n/a. The average student to teacher ratio is n/a. In Lake City, TX, an average of 82.5% of students have completed 8th grade and an average of 78.1% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Orange Grove, TX | 1,370 | 54% | 13.3% |
| Skidmore, TX | 1,484 | 50% | 4.9% |
| Mathis, TX | 4,759 | 42% | 13.5% |
| Lake City, TX | 506 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Tangier, VA | 506 | 78% | 61.5% |
| Kimball, SD | 506 | 57% | 18.2% |
| Missouri City, MO | 506 | 50% | 4.2% |
| Richland, IN | 506 | 60% | 24.0% |
| Maynard, IA | 506 | 70% | 45.3% |
| Lake City, TX | 506 | n/a |
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