| Index | Guernsey | Iowa | National |
| Average Test Scores | n/a | 69% | 48% |
| Student/Teacher ratio | n/a | 13:1 | 16:1 |
| Total public schools | n/a | 1,101 | 79,221 |
| Total private schools | n/a | 208 | 24,874 |
| Total post-secondary schools | n/a | 96 | 7,963 |
| Index | Guernsey | Iowa | National |
| Completed 8th grade | 92.0% | 89.2% | 84.3% |
| Completed high school | 92.0% | 87.7% | 83.0% |
| Completed some college | 44.0% | 59.8% | 59.4% |
| Completed associate degree | 18.0% | 38.4% | 38.5% |
| Completed bachelors | 14.0% | 27.2% | 30.3% |
| Completed masters | 0.0% | 8.7% | 11.5% |
| Completed professional degree | 0.0% | 2.7% | 3.3% |
| Completed doctorate | 0.0% | 1.1% | 1.3% |
There are a total of n/a 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, IA schools is n/a. The average student to teacher ratio is n/a. In Guernsey, IA, an average of 92.0% of students have completed 8th grade and an average of 92.0% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Marengo, IA | 2,407 | 81% | 68.2% |
| Montezuma, IA | 1,490 | 80% | 66.0% |
| Brooklyn, IA | 1,677 | 75% | 55.2% |
| Victor, IA | 974 | 73% | 52.6% |
| North English, IA | 957 | 67% | 39.6% |
| Guernsey, IA | 39 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Stony River, AK | 39 | 50% | 4.2% |
| Unity, OR | 39 | 50% | 4.2% |
| California Hot Springs, CA | 40 | 50% | 4.2% |
| Lewiston, NE | 40 | 48% | 1.0% |
| Levelock, AK | 40 | 20% | 58.3% |
| Guernsey, IA | 39 | n/a |
Here are the best places to live in Iowa
Check out the 10 safest cities in Iowa
Most Dangerous Cities In The US
These are the 10 cheapest cities in Iowa