| Index | Spanish Lake | Missouri | National |
| Average Test Scores | 17% | 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 | Spanish Lake | Missouri | National |
| Completed 8th grade | 83.1% | 86.0% | 84.3% |
| Completed high school | 82.3% | 84.2% | 83.0% |
| Completed some college | 57.1% | 57.7% | 59.4% |
| Completed associate degree | 28.2% | 35.2% | 38.5% |
| Completed bachelors | 16.0% | 27.6% | 30.3% |
| Completed masters | 4.1% | 10.4% | 11.5% |
| Completed professional degree | 0.3% | 2.8% | 3.3% |
| Completed doctorate | 0.2% | 1.2% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in Spanish Lake. Using the proficiency score averages, the average test scores for Spanish Lake, MO schools is 17%. The average student to teacher ratio is n/a. In Spanish Lake, MO, an average of 83.1% of students have completed 8th grade and an average of 82.3% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Clayton, MO | 17,205 | 73% | 52.7% |
| Brentwood, MO | 8,283 | 70% | 45.6% |
| Olivette, MO | 8,079 | 70% | 44.8% |
| Kirkwood, MO | 28,511 | 69% | 43.1% |
| Grafton, IL | 688 | 65% | 35.4% |
| Spanish Lake, MO | 18,055 | 17% | 63.7% |
| City | Population | Avg. Test Scores | National Avg. |
| Ada, OK | 18,052 | 37% | 23.7% |
| Takoma Park, MD | 18,062 | 32% | 33.7% |
| Macomb, IL | 18,071 | 30% | 37.0% |
| Tinton Falls, NJ | 18,073 | 55% | 14.9% |
| Greenfield Town, MA | 18,076 | 37% | 22.8% |
| Spanish Lake, MO | 18,055 | 17% | 63.7% |