| Index | Lamar Heights | Missouri | National |
| Average Test Scores | n/a | 44% | 48% |
| Student/Teacher ratio | n/a | 14:1 | 16:1 |
| Total public schools | n/a | 1,899 | 79,221 |
| Total private schools | n/a | 531 | 24,874 |
| Total post-secondary schools | n/a | 213 | 7,963 |

| Index | Lamar Heights | Missouri | National |
| Completed 8th grade | 77.1% | 86.0% | 84.3% |
| Completed high school | 76.3% | 84.2% | 83.0% |
| Completed some college | 38.2% | 57.7% | 59.4% |
| Completed associate degree | 26.7% | 35.2% | 38.5% |
| Completed bachelors | 21.4% | 27.6% | 30.3% |
| Completed masters | 9.2% | 10.4% | 11.5% |
| Completed professional degree | 0.0% | 2.8% | 3.3% |
| Completed doctorate | 0.0% | 1.2% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in Lamar Heights. Using the proficiency score averages, the average test scores for Lamar Heights, MO schools is n/a. The average student to teacher ratio is n/a. In Lamar Heights, MO, an average of 77.1% of students have completed 8th grade and an average of 76.3% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Sheldon, MO | 420 | 43% | 11.5% |
| Jasper, MO | 980 | 41% | 15.1% |
| Lamar, MO | 4,393 | 38% | 20.5% |
| Golden City, MO | 652 | 35% | 27.1% |
| Liberal, MO | 691 | 31% | 34.7% |
| Lamar Heights, MO | 154 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Boones Mill, VA | 154 | 87% | 81.3% |
| Nightmute, AK | 154 | 10% | 79.2% |
| Cedar Grove, IN | 154 | 60% | 24.0% |
| Billingsley, AL | 154 | 41% | 14.6% |
| Edgar Springs, MO | 155 | 62% | 29.2% |
| Lamar Heights, MO | 154 | n/a |