| Index | Oak Grove | Illinois | National |
| Average Test Scores | n/a | 33% | 48% |
| Student/Teacher ratio | n/a | 18:1 | 16:1 |
| Total public schools | n/a | 3,938 | 79,221 |
| Total private schools | n/a | 1,438 | 24,874 |
| Total post-secondary schools | n/a | 306 | 7,963 |
| Index | Oak Grove | Illinois | National |
| Completed 8th grade | 66.9% | 86.2% | 84.3% |
| Completed high school | 66.9% | 84.7% | 83.0% |
| Completed some college | 33.9% | 61.8% | 59.4% |
| Completed associate degree | 16.5% | 40.7% | 38.5% |
| Completed bachelors | 6.8% | 32.9% | 30.3% |
| Completed masters | 2.4% | 12.7% | 11.5% |
| Completed professional degree | 1.4% | 3.4% | 3.3% |
| Completed doctorate | 1.4% | 1.2% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in Oak Grove. Using the proficiency score averages, the average test scores for Oak Grove, IL schools is n/a. The average student to teacher ratio is n/a. In Oak Grove, IL, an average of 66.9% of students have completed 8th grade and an average of 66.9% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Le Claire, IA | 3,969 | 86% | 78.8% |
| Blue Grass, IA | 2,058 | 85% | 76.0% |
| Bettendorf, IA | 36,214 | 82% | 70.7% |
| Buffalo, IA | 1,090 | 70% | 44.8% |
| Walcott, IA | 1,802 | 66% | 38.0% |
| Oak Grove, IL | 427 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Andersonville, TN | 427 | 50% | 3.1% |
| Florence, WI | 428 | 39% | 19.1% |
| Center Ossipee, NH | 428 | 47% | 2.1% |
| Sanostee, NM | 428 | 50% | 4.2% |
| Nelson, NE | 426 | 58% | 19.8% |
| Oak Grove, IL | 427 | n/a |
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