| Index | Guernsey | Wyoming | National |
| Average Test Scores | 48% | 53% | 48% |
| Student/Teacher ratio | 10:1 | 12:1 | 16:1 |
| Total public schools | 3 | 271 | 79,221 |
| Total private schools | n/a | 36 | 24,874 |
| Total post-secondary schools | n/a | 14 | 7,963 |

| Index | Guernsey | Wyoming | National |
| Completed 8th grade | 80.3% | 88.0% | 84.3% |
| Completed high school | 79.1% | 87.3% | 83.0% |
| Completed some college | 41.6% | 63.2% | 59.4% |
| Completed associate degree | 16.6% | 36.7% | 38.5% |
| Completed bachelors | 8.2% | 26.0% | 30.3% |
| Completed masters | 1.4% | 8.8% | 11.5% |
| Completed professional degree | 0.0% | 2.6% | 3.3% |
| Completed doctorate | 0.0% | 1.2% | 1.3% |
There are a total of 3 public schools, n/a private schools and n/a post-secondary schools in Guernsey. Using the proficiency score averages, the average test scores for Guernsey, WY schools is 48%. The average student to teacher ratio is 10:1. In Guernsey, WY, an average of 80.3% of students have completed 8th grade and an average of 79.1% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Wheatland, WY | 3,651 | 52% | 8.6% |
| Guernsey, WY | 1,066 | 48% | 0.3% |
| City | Population | Avg. Test Scores | National Avg. |
| Stromsburg, NE | 1,066 | 63% | 31.3% |
| Port Byron, NY | 1,066 | 43% | 10.9% |
| Marion, MT | 1,067 | 42% | 12.0% |
| Baconton, GA | 1,065 | 32% | 33.9% |
| Plymouth, CA | 1,067 | 49% | 1.0% |
| Guernsey, WY | 1,066 | 48% | 0.3% |