| Index | South Sioux City | Nebraska | National |
| Average Test Scores | 46% | 53% | 48% |
| Student/Teacher ratio | n/a | 13:1 | 16:1 |
| Total public schools | n/a | 780 | 79,221 |
| Total private schools | 1 | 182 | 24,874 |
| Total post-secondary schools | n/a | 56 | 7,963 |
| Index | South Sioux City | Nebraska | National |
| Completed 8th grade | 70.1% | 88.4% | 84.3% |
| Completed high school | 65.2% | 87.2% | 83.0% |
| Completed some college | 35.5% | 63.7% | 59.4% |
| Completed associate degree | 17.3% | 40.1% | 38.5% |
| Completed bachelors | 12.5% | 30.0% | 30.3% |
| Completed masters | 4.0% | 9.9% | 11.5% |
| Completed professional degree | 0.7% | 2.9% | 3.3% |
| Completed doctorate | 0.4% | 1.2% | 1.3% |
There are a total of n/a public schools, 1 private schools and n/a post-secondary schools in South Sioux City. Using the proficiency score averages, the average test scores for South Sioux City, NE schools is 46%. The average student to teacher ratio is n/a. In South Sioux City, NE, an average of 70.1% of students have completed 8th grade and an average of 65.2% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Lawton, IA | 1,055 | 92% | 91.7% |
| Bronson, IA | 325 | 80% | 65.6% |
| Hinton, IA | 805 | 78% | 62.5% |
| Sergeant Bluff, IA | 4,901 | 76% | 58.0% |
| Ponca, NE | 942 | 73% | 52.6% |
| South Sioux City, NE | 12,867 | 46% | 4.5% |
| City | Population | Avg. Test Scores | National Avg. |
| Key Biscayne, FL | 12,867 | 86% | 79.7% |
| Kingston, PA | 12,859 | 37% | 22.7% |
| Willow Grove, PA | 12,881 | 75% | 56.9% |
| Edgewater, NJ | 12,890 | 55% | 13.5% |
| Suamico, WI | 12,890 | 65% | 34.4% |
| South Sioux City, NE | 12,867 | 46% | 4.5% |
Here are the best places to live in Nebraska
Top 10 best public schools in South Sioux City
10 Best cities in Nebraska for employment
See the best places to live in & around South Sioux City