| Index | Coulter | 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 | Coulter | Iowa | National |
| Completed 8th grade | 84.8% | 89.2% | 84.3% |
| Completed high school | 84.8% | 87.7% | 83.0% |
| Completed some college | 48.7% | 59.8% | 59.4% |
| Completed associate degree | 24.7% | 38.4% | 38.5% |
| Completed bachelors | 8.2% | 27.2% | 30.3% |
| Completed masters | 2.5% | 8.7% | 11.5% |
| Completed professional degree | 0.6% | 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 Coulter. Using the proficiency score averages, the average test scores for Coulter, IA schools is n/a. The average student to teacher ratio is n/a. In Coulter, IA, an average of 84.8% of students have completed 8th grade and an average of 84.8% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Iowa Falls, IA | 5,067 | 73% | 51.7% |
| Latimer, IA | 788 | 70% | 45.8% |
| Sheffield, IA | 1,062 | 65% | 35.4% |
| Hampton, IA | 4,212 | 65% | 34.7% |
| Belmond, IA | 2,419 | 59% | 22.9% |
| Coulter, IA | 205 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Rhame, ND | 205 | 50% | 4.2% |
| Posen, MI | 205 | 50% | 4.2% |
| Trout Creek, MT | 205 | 50% | 4.2% |
| Taylor, ND | 204 | 60% | 25.0% |
| Keller, WA | 204 | 30% | 37.5% |
| Coulter, IA | 205 | n/a |
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