| Index | Twin Falls | Idaho | National |
| Average Test Scores | 43% | 47% | 48% |
| Student/Teacher ratio | 16:1 | 17:1 | 16:1 |
| Total public schools | 15 | 446 | 79,221 |
| Total private schools | 6 | 83 | 24,874 |
| Total post-secondary schools | 2 | 34 | 7,963 |
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| Index | Twin Falls | Idaho | National |
| Completed 8th grade | 82.7% | 85.7% | 84.3% |
| Completed high school | 81.7% | 84.8% | 83.0% |
| Completed some college | 58.9% | 62.4% | 59.4% |
| Completed associate degree | 30.7% | 35.6% | 38.5% |
| Completed bachelors | 19.0% | 26.2% | 30.3% |
| Completed masters | 6.2% | 8.4% | 11.5% |
| Completed professional degree | 2.3% | 2.6% | 3.3% |
| Completed doctorate | 0.8% | 1.1% | 1.3% |
There are a total of 15 public schools, 6 private schools and 2 post-secondary schools in Twin Falls. Using the proficiency score averages, the average test scores for Twin Falls, ID schools is 43%. The average student to teacher ratio is 16:1. In Twin Falls, ID, an average of 82.7% of students have completed 8th grade and an average of 81.7% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Kimberly, ID | 4,119 | 47% | 2.9% |
| Filer, ID | 2,935 | 44% | 8.1% |
| Hansen, ID | 1,366 | 42% | 12.5% |
| Buhl, ID | 4,608 | 35% | 27.8% |
| Wendell, ID | 2,832 | 30% | 37.2% |
| Twin Falls, ID | 51,144 | 43% | 10.1% |
| City | Population | Avg. Test Scores | National Avg. |
| Dunwoody, GA | 51,076 | 68% | 42.4% |
| Mishawaka, IN | 51,230 | 47% | 1.1% |
| Lakewood, OH | 51,262 | 70% | 45.8% |
| Plainfield, NJ | 51,295 | 25% | 47.5% |
| Enid, OK | 51,301 | 39% | 19.6% |
| Twin Falls, ID | 51,144 | 43% | 10.1% |
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