| Index | Landmark | Arkansas | National |
| Average Test Scores | n/a | 45% | 48% |
| Student/Teacher ratio | n/a | 14:1 | 16:1 |
| Total public schools | n/a | 860 | 79,221 |
| Total private schools | n/a | 165 | 24,874 |
| Total post-secondary schools | n/a | 98 | 7,963 |
| Index | Landmark | Arkansas | National |
| Completed 8th grade | 80.8% | 80.7% | 84.3% |
| Completed high school | 80.2% | 79.0% | 83.0% |
| Completed some college | 43.8% | 50.5% | 59.4% |
| Completed associate degree | 18.5% | 27.9% | 38.5% |
| Completed bachelors | 11.6% | 21.5% | 30.3% |
| Completed masters | 2.0% | 7.6% | 11.5% |
| Completed professional degree | 0.0% | 2.2% | 3.3% |
| Completed doctorate | 0.0% | 0.9% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in Landmark. Using the proficiency score averages, the average test scores for Landmark, AR schools is n/a. The average student to teacher ratio is n/a. In Landmark, AR, an average of 80.8% of students have completed 8th grade and an average of 80.2% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Alexander, AR | 3,263 | 66% | 38.2% |
| Salem, AR | 1,532 | 64% | 33.9% |
| Bryant, AR | 20,563 | 58% | 19.8% |
| Benton, AR | 36,360 | 55% | 14.7% |
| Redfield, AR | 1,327 | 55% | 13.5% |
| Landmark, AR | 3,628 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| East Sandwich, MA | 3,628 | 60% | 25.0% |
| Lyman, SC | 3,629 | 50% | 3.6% |
| Hazel Green, AL | 3,629 | 56% | 17.0% |
| Valley Grande, AL | 3,627 | 41% | 14.1% |
| Pine Island, MN | 3,629 | 68% | 41.0% |
| Landmark, AR | 3,628 | n/a |
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