| Index | De Kalb | Missouri | National |
| Average Test Scores | n/a | 44% | 48% |
| Student/Teacher ratio | n/a | 14:1 | 16:1 |
| Total public schools | n/a | 1,899 | 79,221 |
| Total private schools | n/a | 531 | 24,874 |
| Total post-secondary schools | n/a | 213 | 7,963 |

| Index | De Kalb | Missouri | National |
| Completed 8th grade | 82.3% | 86.0% | 84.3% |
| Completed high school | 82.3% | 84.2% | 83.0% |
| Completed some college | 29.8% | 57.7% | 59.4% |
| Completed associate degree | 21.3% | 35.2% | 38.5% |
| Completed bachelors | 14.2% | 27.6% | 30.3% |
| Completed masters | 2.8% | 10.4% | 11.5% |
| Completed professional degree | 0.0% | 2.8% | 3.3% |
| Completed doctorate | 0.0% | 1.2% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in De Kalb. Using the proficiency score averages, the average test scores for De Kalb, MO schools is n/a. The average student to teacher ratio is n/a. In De Kalb, MO, an average of 82.3% of students have completed 8th grade and an average of 82.3% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Weston, MO | 1,819 | 57% | 18.8% |
| Dearborn, MO | 569 | 52% | 8.9% |
| Rushville, MO | 299 | 47% | 2.1% |
| St. Joseph, MO | 77,382 | 36% | 24.6% |
| Atchison, KS | 10,863 | 25% | 47.4% |
| De Kalb, MO | 453 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Melfa, VA | 453 | 75% | 55.2% |
| French Gulch, CA | 453 | 50% | 4.2% |
| Butte Falls, OR | 453 | 30% | 38.5% |
| Collins, OH | 453 | 65% | 34.4% |
| Leola, SD | 453 | 58% | 19.8% |
| De Kalb, MO | 453 | n/a |