| Index | Big Sandy | Montana | National |
| Average Test Scores | 52% | 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 | Big Sandy | Montana | National |
| Completed 8th grade | 93.2% | 89.4% | 84.3% |
| Completed high school | 92.7% | 88.2% | 83.0% |
| Completed some college | 57.1% | 63.1% | 59.4% |
| Completed associate degree | 33.7% | 38.6% | 38.5% |
| Completed bachelors | 23.7% | 29.9% | 30.3% |
| Completed masters | 6.8% | 9.8% | 11.5% |
| Completed professional degree | 0.0% | 3.0% | 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 Big Sandy. Using the proficiency score averages, the average test scores for Big Sandy, MT schools is 52%. The average student to teacher ratio is n/a. In Big Sandy, MT, an average of 93.2% of students have completed 8th grade and an average of 92.7% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Box Elder, MT | 57 | 21% | 56.9% |
| Big Sandy, MT | 637 | 52% | 7.6% |
| City | Population | Avg. Test Scores | National Avg. |
| Neosho, WI | 637 | 35% | 28.1% |
| Eldred, PA | 637 | 52% | 8.3% |
| Bunker Hill, IN | 637 | 43% | 10.8% |
| Milano, TX | 637 | 53% | 9.4% |
| Clearbrook, MN | 636 | 50% | 3.1% |
| Big Sandy, MT | 637 | 52% | 7.6% |
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