| Index | Coldwater | Ohio | National |
| Average Test Scores | 82% | 61% | 48% |
| Student/Teacher ratio | 17:1 | 17:1 | 16:1 |
| Total public schools | 3 | 3,650 | 79,221 |
| Total private schools | n/a | 1,000 | 24,874 |
| Total post-secondary schools | n/a | 393 | 7,963 |

| Index | Coldwater | Ohio | National |
| Completed 8th grade | 85.9% | 86.9% | 84.3% |
| Completed high school | 84.1% | 85.6% | 83.0% |
| Completed some college | 35.9% | 55.7% | 59.4% |
| Completed associate degree | 26.7% | 35.1% | 38.5% |
| Completed bachelors | 18.3% | 26.7% | 30.3% |
| Completed masters | 3.7% | 10.0% | 11.5% |
| Completed professional degree | 0.0% | 2.7% | 3.3% |
| Completed doctorate | 0.0% | 1.1% | 1.3% |
There are a total of 3 public schools, n/a private schools and n/a post-secondary schools in Coldwater. Using the proficiency score averages, the average test scores for Coldwater, OH schools is 82%. The average student to teacher ratio is 17:1. In Coldwater, OH, an average of 85.9% of students have completed 8th grade and an average of 84.1% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Minster, OH | 2,858 | 90% | 87.0% |
| Fort Loramie, OH | 1,484 | 89% | 84.4% |
| New Bremen, OH | 2,857 | 87% | 81.8% |
| St. Henry, OH | 2,825 | 85% | 77.8% |
| Rockford, OH | 908 | 83% | 72.6% |
| Coldwater, OH | 4,092 | 82% | 70.8% |
| City | Population | Avg. Test Scores | National Avg. |
| Berne, IN | 4,093 | 52% | 9.0% |
| Le Claire, IA | 4,093 | 86% | 78.8% |
| Bealeton, VA | 4,091 | 75% | 56.5% |
| Montpelier, OH | 4,093 | 67% | 39.1% |
| Greencastle, PA | 4,088 | 69% | 44.4% |
| Coldwater, OH | 4,092 | 82% | 70.8% |