| Index | Sac City | Iowa | National |
| Average Test Scores | 59% | 69% | 48% |
| Student/Teacher ratio | 10:1 | 13:1 | 16:1 |
| Total public schools | 3 | 1,101 | 79,221 |
| Total private schools | n/a | 208 | 24,874 |
| Total post-secondary schools | n/a | 96 | 7,963 |
| Index | Sac City | Iowa | National |
| Completed 8th grade | 89.1% | 89.2% | 84.3% |
| Completed high school | 87.6% | 87.7% | 83.0% |
| Completed some college | 55.8% | 59.8% | 59.4% |
| Completed associate degree | 31.2% | 38.4% | 38.5% |
| Completed bachelors | 18.9% | 27.2% | 30.3% |
| Completed masters | 6.0% | 8.7% | 11.5% |
| Completed professional degree | 0.8% | 2.7% | 3.3% |
| Completed doctorate | 0.2% | 1.1% | 1.3% |
There are a total of 3 public schools, n/a private schools and n/a post-secondary schools in Sac City. Using the proficiency score averages, the average test scores for Sac City, IA schools is 59%. The average student to teacher ratio is 10:1. In Sac City, IA, an average of 89.1% of students have completed 8th grade and an average of 87.6% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Lake City, IA | 1,751 | 90% | 86.5% |
| Lake View, IA | 937 | 80% | 66.7% |
| Odebolt, IA | 866 | 75% | 56.8% |
| Early, IA | 745 | 72% | 50.0% |
| Wall Lake, IA | 759 | 70% | 44.8% |
| Sac City, IA | 1,864 | 59% | 21.9% |
| City | Population | Avg. Test Scores | National Avg. |
| Deatsville, AL | 1,864 | 56% | 17.5% |
| Borrego Springs, CA | 1,864 | 31% | 36.5% |
| Midway, KY | 1,864 | 62% | 29.2% |
| Franklinville, NY | 1,865 | 48% | 0.5% |
| St. Croix Falls, WI | 1,863 | 58% | 20.5% |
| Sac City, IA | 1,864 | 59% | 21.9% |
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