| Index | Mackay | Idaho | National |
| Average Test Scores | 47% | 47% | 48% |
| Student/Teacher ratio | n/a | 17:1 | 16:1 |
| Total public schools | n/a | 446 | 79,221 |
| Total private schools | n/a | 83 | 24,874 |
| Total post-secondary schools | n/a | 34 | 7,963 |
| Index | Mackay | Idaho | National |
| Completed 8th grade | 88.4% | 85.7% | 84.3% |
| Completed high school | 88.4% | 84.8% | 83.0% |
| Completed some college | 55.0% | 62.4% | 59.4% |
| Completed associate degree | 30.3% | 35.6% | 38.5% |
| Completed bachelors | 27.8% | 26.2% | 30.3% |
| Completed masters | 14.4% | 8.4% | 11.5% |
| Completed professional degree | 4.1% | 2.6% | 3.3% |
| Completed doctorate | 0.6% | 1.1% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in Mackay. Using the proficiency score averages, the average test scores for Mackay, ID schools is 47%. The average student to teacher ratio is n/a. In Mackay, ID, an average of 88.4% of students have completed 8th grade and an average of 88.4% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Mackay, ID | 511 | 47% | 1.6% |
| City | Population | Avg. Test Scores | National Avg. |
| Rock Creek, OH | 511 | 70% | 44.8% |
| South Range, MI | 511 | 45% | 7.3% |
| Smithton, MO | 511 | 42% | 12.5% |
| Circle, MT | 511 | 49% | 1.6% |
| Juliaetta, ID | 511 | 42% | 12.5% |
| Mackay, ID | 511 | 47% | 1.6% |
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