| Index | Caldwell | Kansas | National |
| Average Test Scores | 30% | 35% | 48% |
| Student/Teacher ratio | 12:1 | 14:1 | 16:1 |
| Total public schools | 3 | 970 | 79,221 |
| Total private schools | n/a | 190 | 24,874 |
| Total post-secondary schools | n/a | 86 | 7,963 |
| Index | Caldwell | Kansas | National |
| Completed 8th grade | 89.9% | 87.4% | 84.3% |
| Completed high school | 88.9% | 86.1% | 83.0% |
| Completed some college | 57.3% | 63.7% | 59.4% |
| Completed associate degree | 28.8% | 39.8% | 38.5% |
| Completed bachelors | 17.1% | 31.6% | 30.3% |
| Completed masters | 4.9% | 11.4% | 11.5% |
| Completed professional degree | 0.6% | 3.0% | 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 Caldwell. Using the proficiency score averages, the average test scores for Caldwell, KS schools is 30%. The average student to teacher ratio is 12:1. In Caldwell, KS, an average of 89.9% of students have completed 8th grade and an average of 88.9% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| South Haven, KS | 390 | 30% | 37.5% |
| Caldwell, KS | 971 | 30% | 38.0% |
| City | Population | Avg. Test Scores | National Avg. |
| Lower Brule, SD | 971 | 7% | 86.5% |
| Dollar Bay, MI | 971 | 40% | 17.7% |
| Poplar, MT | 971 | 9% | 81.5% |
| Pleasantville, OH | 971 | 80% | 65.6% |
| Clarkton, NC | 972 | 39% | 18.8% |
| Caldwell, KS | 971 | 30% | 38.0% |
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