| Index | Sandoval | Illinois | National |
| Average Test Scores | 23% | 33% | 48% |
| Student/Teacher ratio | 14:1 | 18:1 | 16:1 |
| Total public schools | 3 | 3,938 | 79,221 |
| Total private schools | n/a | 1,438 | 24,874 |
| Total post-secondary schools | n/a | 306 | 7,963 |
| Index | Sandoval | Illinois | National |
| Completed 8th grade | 70.8% | 86.2% | 84.3% |
| Completed high school | 67.4% | 84.7% | 83.0% |
| Completed some college | 43.8% | 61.8% | 59.4% |
| Completed associate degree | 19.5% | 40.7% | 38.5% |
| Completed bachelors | 12.4% | 32.9% | 30.3% |
| Completed masters | 1.2% | 12.7% | 11.5% |
| Completed professional degree | 0.0% | 3.4% | 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 Sandoval. Using the proficiency score averages, the average test scores for Sandoval, IL schools is 23%. The average student to teacher ratio is 14:1. In Sandoval, IL, an average of 70.8% of students have completed 8th grade and an average of 67.4% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Salem, IL | 6,988 | 42% | 12.8% |
| Carlyle, IL | 3,595 | 38% | 20.8% |
| Irvington, IL | 588 | 35% | 27.1% |
| Odin, IL | 999 | 34% | 30.2% |
| Patoka, IL | 585 | 29% | 39.6% |
| Sandoval, IL | 1,099 | 23% | 52.1% |
| City | Population | Avg. Test Scores | National Avg. |
| Alto, TX | 1,099 | 46% | 3.5% |
| Roberta, GA | 1,099 | 33% | 32.3% |
| Reedsville, WI | 1,098 | 41% | 15.6% |
| Knightsen, CA | 1,100 | 37% | 24.0% |
| Tabor, IA | 1,100 | 75% | 55.2% |
| Sandoval, IL | 1,099 | 23% | 52.1% |
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