| Index | Gross | Nebraska | National |
| Average Test Scores | n/a | 53% | 48% |
| Student/Teacher ratio | n/a | 13:1 | 16:1 |
| Total public schools | n/a | 780 | 79,221 |
| Total private schools | n/a | 182 | 24,874 |
| Total post-secondary schools | n/a | 56 | 7,963 |
| Index | Gross | Nebraska | National |
| Completed 8th grade | 100.0% | 88.4% | 84.3% |
| Completed high school | 100.0% | 87.2% | 83.0% |
| Completed some college | 100.0% | 63.7% | 59.4% |
| Completed associate degree | 0.0% | 40.1% | 38.5% |
| Completed bachelors | 0.0% | 30.0% | 30.3% |
| Completed masters | 0.0% | 9.9% | 11.5% |
| Completed professional degree | 0.0% | 2.9% | 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 Gross. Using the proficiency score averages, the average test scores for Gross, NE schools is n/a. The average student to teacher ratio is n/a. In Gross, NE, an average of 100.0% of students have completed 8th grade and an average of 100.0% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Lynch, NE | 204 | 50% | 4.2% |
| Lake Andes, SD | 946 | 46% | 3.3% |
| Butte, NE | 348 | 45% | 6.3% |
| Spencer, NE | 345 | 45% | 6.8% |
| Wagner, SD | 1,566 | 43% | 10.8% |
| Gross, NE | 12 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Hyder, AK | 12 | 50% | 4.2% |
| Blanchard, ND | 10 | 50% | 4.2% |
| San Antonio, NM | 9 | 25% | 47.9% |
| Scott, AR | 15 | 30% | 38.5% |
| Platinum, AK | 8 | 50% | 4.2% |
| Gross, NE | 12 | n/a |
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