| Index | Three Forks | Montana | National |
| Average Test Scores | 41% | 45% | 48% |
| Student/Teacher ratio | 16:1 | 14:1 | 16:1 |
| Total public schools | 3 | 408 | 79,221 |
| Total private schools | n/a | 77 | 24,874 |
| Total post-secondary schools | n/a | 32 | 7,963 |
| Index | Three Forks | Montana | National |
| Completed 8th grade | 88.7% | 89.4% | 84.3% |
| Completed high school | 87.1% | 88.2% | 83.0% |
| Completed some college | 57.5% | 63.1% | 59.4% |
| Completed associate degree | 28.1% | 38.6% | 38.5% |
| Completed bachelors | 22.5% | 29.9% | 30.3% |
| Completed masters | 3.4% | 9.8% | 11.5% |
| Completed professional degree | 0.6% | 3.0% | 3.3% |
| Completed doctorate | 0.6% | 1.2% | 1.3% |
There are a total of 3 public schools, n/a private schools and n/a post-secondary schools in Three Forks. Using the proficiency score averages, the average test scores for Three Forks, MT schools is 41%. The average student to teacher ratio is 16:1. In Three Forks, MT, an average of 88.7% of students have completed 8th grade and an average of 87.1% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Manhattan, MT | 1,950 | 59% | 22.4% |
| Harrison, MT | 64 | 53% | 11.1% |
| Willow Creek, MT | 216 | 45% | 6.3% |
| Three Forks, MT | 1,977 | 41% | 13.9% |
| City | Population | Avg. Test Scores | National Avg. |
| Carrington, ND | 1,977 | 60% | 24.0% |
| Whitwell, TN | 1,977 | 30% | 37.2% |
| Alta, IA | 1,978 | 66% | 37.5% |
| Badin, NC | 1,976 | 52% | 8.3% |
| Jemez Pueblo, NM | 1,976 | 25% | 48.4% |
| Three Forks, MT | 1,977 | 41% | 13.9% |
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