| Index | Culbertson | Montana | National |
| Average Test Scores | 26% | 45% | 48% |
| Student/Teacher ratio | n/a | 14:1 | 16:1 |
| Total public schools | n/a | 408 | 79,221 |
| Total private schools | n/a | 77 | 24,874 |
| Total post-secondary schools | n/a | 32 | 7,963 |

| Index | Culbertson | Montana | National |
| Completed 8th grade | 90.7% | 89.4% | 84.3% |
| Completed high school | 88.1% | 88.2% | 83.0% |
| Completed some college | 51.8% | 63.1% | 59.4% |
| Completed associate degree | 24.6% | 38.6% | 38.5% |
| Completed bachelors | 17.9% | 29.9% | 30.3% |
| Completed masters | 5.6% | 9.8% | 11.5% |
| Completed professional degree | 1.0% | 3.0% | 3.3% |
| Completed doctorate | 1.0% | 1.2% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in Culbertson. Using the proficiency score averages, the average test scores for Culbertson, MT schools is 26%. The average student to teacher ratio is n/a. In Culbertson, MT, an average of 90.7% of students have completed 8th grade and an average of 88.1% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Froid, MT | 400 | 58% | 19.8% |
| Bainville, MT | 164 | 45% | 6.3% |
| Culbertson, MT | 687 | 26% | 46.5% |
| City | Population | Avg. Test Scores | National Avg. |
| Charleston, TN | 687 | 37% | 22.9% |
| Lakota, ND | 687 | 55% | 14.6% |
| Canistota, SD | 688 | 66% | 37.2% |
| Grafton, IL | 688 | 65% | 35.4% |
| Blair, OK | 686 | 24% | 51.0% |
| Culbertson, MT | 687 | 26% | 46.5% |