| Index | Shelley | Idaho | National |
| Average Test Scores | 45% | 47% | 48% |
| Student/Teacher ratio | 21:1 | 17:1 | 16:1 |
| Total public schools | 5 | 446 | 79,221 |
| Total private schools | n/a | 83 | 24,874 |
| Total post-secondary schools | n/a | 34 | 7,963 |
| Index | Shelley | Idaho | National |
| Completed 8th grade | 77.6% | 85.7% | 84.3% |
| Completed high school | 77.3% | 84.8% | 83.0% |
| Completed some college | 51.8% | 62.4% | 59.4% |
| Completed associate degree | 20.8% | 35.6% | 38.5% |
| Completed bachelors | 13.1% | 26.2% | 30.3% |
| Completed masters | 1.8% | 8.4% | 11.5% |
| Completed professional degree | 0.0% | 2.6% | 3.3% |
| Completed doctorate | 0.0% | 1.1% | 1.3% |
There are a total of 5 public schools, n/a private schools and n/a post-secondary schools in Shelley. Using the proficiency score averages, the average test scores for Shelley, ID schools is 45%. The average student to teacher ratio is 21:1. In Shelley, ID, an average of 77.6% of students have completed 8th grade and an average of 77.3% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Iona, ID | 2,608 | 53% | 10.4% |
| Ammon, ID | 16,403 | 52% | 7.4% |
| Idaho Falls, ID | 62,417 | 44% | 8.3% |
| Blackfoot, ID | 11,936 | 42% | 12.5% |
| Firth, ID | 568 | 38% | 20.8% |
| Shelley, ID | 4,455 | 45% | 7.0% |
| City | Population | Avg. Test Scores | National Avg. |
| Florence, NJ | 4,455 | 42% | 12.5% |
| Millis-Clicquot, MA | 4,455 | 65% | 35.4% |
| Marlow, OK | 4,455 | 32% | 32.8% |
| Orangeburg, NY | 4,454 | 98% | 103.1% |
| Manlius, NY | 4,456 | 85% | 76.4% |
| Shelley, ID | 4,455 | 45% | 7.0% |
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