| Index | Gladbrook | Iowa | National |
| Average Test Scores | n/a | 69% | 48% |
| Student/Teacher ratio | 14:1 | 13:1 | 16:1 |
| Total public schools | 2 | 1,101 | 79,221 |
| Total private schools | n/a | 208 | 24,874 |
| Total post-secondary schools | n/a | 96 | 7,963 |
| Index | Gladbrook | Iowa | National |
| Completed 8th grade | 93.6% | 89.2% | 84.3% |
| Completed high school | 91.5% | 87.7% | 83.0% |
| Completed some college | 58.2% | 59.8% | 59.4% |
| Completed associate degree | 29.2% | 38.4% | 38.5% |
| Completed bachelors | 18.2% | 27.2% | 30.3% |
| Completed masters | 7.7% | 8.7% | 11.5% |
| Completed professional degree | 1.7% | 2.7% | 3.3% |
| Completed doctorate | 1.1% | 1.1% | 1.3% |
There are a total of 2 public schools, n/a private schools and n/a post-secondary schools in Gladbrook. Using the proficiency score averages, the average test scores for Gladbrook, IA schools is n/a. The average student to teacher ratio is 14:1. In Gladbrook, IA, an average of 93.6% of students have completed 8th grade and an average of 91.5% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Grundy Center, IA | 2,671 | 85% | 77.8% |
| Le Grand, IA | 842 | 75% | 56.3% |
| Green Mountain, IA | 182 | 75% | 55.2% |
| Reinbeck, IA | 1,690 | 71% | 47.4% |
| Garwin, IA | 640 | 70% | 44.8% |
| Gladbrook, IA | 968 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Jonestown, MS | 968 | 22% | 54.2% |
| Randolph, UT | 968 | 55% | 14.6% |
| New Berlin, NY | 968 | 38% | 21.4% |
| Swayzee, IN | 968 | 49% | 1.0% |
| Inez, KY | 968 | 39% | 19.4% |
| Gladbrook, IA | 968 | n/a |
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