| Index | Yankton | South Dakota | National |
| Average Test Scores | 53% | 48% | 48% |
| Student/Teacher ratio | 17:1 | 14:1 | 16:1 |
| Total public schools | 6 | 340 | 79,221 |
| Total private schools | 2 | 76 | 24,874 |
| Total post-secondary schools | 1 | 25 | 7,963 |
| Index | Yankton | South Dakota | National |
| Completed 8th grade | 86.6% | 89.1% | 84.3% |
| Completed high school | 83.9% | 86.8% | 83.0% |
| Completed some college | 59.8% | 60.4% | 59.4% |
| Completed associate degree | 38.0% | 38.5% | 38.5% |
| Completed bachelors | 29.8% | 27.5% | 30.3% |
| Completed masters | 9.7% | 8.1% | 11.5% |
| Completed professional degree | 3.0% | 2.5% | 3.3% |
| Completed doctorate | 1.4% | 1.2% | 1.3% |
There are a total of 6 public schools, 2 private schools and 1 post-secondary schools in Yankton. Using the proficiency score averages, the average test scores for Yankton, SD schools is 53%. The average student to teacher ratio is 17:1. In Yankton, SD, an average of 86.6% of students have completed 8th grade and an average of 83.9% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Crofton, NE | 924 | 58% | 21.4% |
| Irene, SD | 570 | 55% | 14.6% |
| Wynot, NE | 260 | 52% | 7.6% |
| Utica, SD | 58 | 50% | 4.2% |
| Tabor, SD | 444 | 45% | 6.3% |
| Yankton, SD | 15,183 | 53% | 10.9% |
| City | Population | Avg. Test Scores | National Avg. |
| Hampton Bays, NY | 15,184 | 57% | 19.1% |
| Franklin Park, PA | 15,190 | 20% | 58.3% |
| Grovetown, GA | 15,176 | 48% | 0.3% |
| Hereford, TX | 15,173 | 37% | 22.9% |
| Carthage, MO | 15,195 | 44% | 9.2% |
| Yankton, SD | 15,183 | 53% | 10.9% |
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