| Index | Callao | Missouri | National |
| Average Test Scores | 40% | 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 | Callao | Missouri | National |
| Completed 8th grade | 79.4% | 86.0% | 84.3% |
| Completed high school | 76.6% | 84.2% | 83.0% |
| Completed some college | 25.7% | 57.7% | 59.4% |
| Completed associate degree | 11.2% | 35.2% | 38.5% |
| Completed bachelors | 3.7% | 27.6% | 30.3% |
| Completed masters | 0.0% | 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 Callao. Using the proficiency score averages, the average test scores for Callao, MO schools is 40%. The average student to teacher ratio is n/a. In Callao, MO, an average of 79.4% of students have completed 8th grade and an average of 76.6% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Atlanta, MO | 572 | 71% | 47.9% |
| Macon, MO | 5,357 | 54% | 11.5% |
| Bucklin, MO | 359 | 49% | 1.6% |
| Bevier, MO | 671 | 45% | 6.8% |
| New Cambria, MO | 114 | 44% | 8.9% |
| Callao, MO | 319 | 40% | 16.7% |
| City | Population | Avg. Test Scores | National Avg. |
| Polk, NE | 319 | 50% | 4.2% |
| Taylorsville, GA | 319 | 54% | 11.5% |
| Milford, NY | 319 | 50% | 3.1% |
| West Union, SC | 319 | 61% | 26.0% |
| Brooker, FL | 319 | 50% | 4.2% |
| Callao, MO | 319 | 40% | 16.7% |
Here are the best places to live in Missouri
Check out the 10 most dangerous cities in Missouri
These are the 10 cheapest cities in Missouri
Most Dangerous States In The US