| Index | Grubbs | Arkansas | National |
| Average Test Scores | n/a | 45% | 48% |
| Student/Teacher ratio | n/a | 14:1 | 16:1 |
| Total public schools | n/a | 860 | 79,221 |
| Total private schools | n/a | 165 | 24,874 |
| Total post-secondary schools | n/a | 98 | 7,963 |
| Index | Grubbs | Arkansas | National |
| Completed 8th grade | 74.7% | 80.7% | 84.3% |
| Completed high school | 72.0% | 79.0% | 83.0% |
| Completed some college | 22.3% | 50.5% | 59.4% |
| Completed associate degree | 8.3% | 27.9% | 38.5% |
| Completed bachelors | 1.2% | 21.5% | 30.3% |
| Completed masters | 0.6% | 7.6% | 11.5% |
| Completed professional degree | 0.0% | 2.2% | 3.3% |
| Completed doctorate | 0.0% | 0.9% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in Grubbs. Using the proficiency score averages, the average test scores for Grubbs, AR schools is n/a. The average student to teacher ratio is n/a. In Grubbs, AR, an average of 74.7% of students have completed 8th grade and an average of 72.0% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Swifton, AR | 1,182 | 62% | 29.2% |
| Weiner, AR | 823 | 60% | 25.0% |
| Tuckerman, AR | 1,734 | 57% | 18.8% |
| Newport, AR | 7,552 | 34% | 30.2% |
| Grubbs, AR | 448 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Blanchard, PA | 448 | 45% | 7.3% |
| Phelps, KY | 448 | 47% | 2.1% |
| Pewamo, MI | 448 | 70% | 44.8% |
| Andrew, IA | 448 | 70% | 45.3% |
| Lake Preston, SD | 448 | 53% | 11.1% |
| Grubbs, AR | 448 | n/a |
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