| Index | Guilford | 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 | Guilford | Missouri | National |
| Completed 8th grade | 90.7% | 86.0% | 84.3% |
| Completed high school | 90.7% | 84.2% | 83.0% |
| Completed some college | 34.9% | 57.7% | 59.4% |
| Completed associate degree | 18.6% | 35.2% | 38.5% |
| Completed bachelors | 18.6% | 27.6% | 30.3% |
| Completed masters | 2.3% | 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 Guilford. Using the proficiency score averages, the average test scores for Guilford, MO schools is n/a. The average student to teacher ratio is n/a. In Guilford, MO, an average of 90.7% of students have completed 8th grade and an average of 90.7% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Maryville, MO | 11,641 | 55% | 14.9% |
| Barnard, MO | 254 | 55% | 14.6% |
| Stanberry, MO | 1,271 | 53% | 9.9% |
| King City, MO | 945 | 50% | 3.1% |
| Rosendale, MO | 104 | 47% | 1.7% |
| Guilford, MO | 94 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Crystal, ND | 94 | 55% | 14.6% |
| Garden City, SD | 93 | 20% | 58.3% |
| Boon, MI | 93 | 47% | 2.1% |
| Diomede, AK | 93 | 50% | 4.2% |
| Alder, MT | 93 | 50% | 4.2% |
| Guilford, MO | 94 | n/a |
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