| Index | Seaford | Delaware | National |
| Average Test Scores | 45% | 44% | 48% |
| Student/Teacher ratio | 16:1 | 16:1 | 16:1 |
| Total public schools | 7 | 191 | 79,221 |
| Total private schools | 3 | 129 | 24,874 |
| Total post-secondary schools | n/a | 20 | 7,963 |
| Index | Seaford | Delaware | National |
| Completed 8th grade | 77.7% | 86.3% | 84.3% |
| Completed high school | 76.8% | 85.3% | 83.0% |
| Completed some college | 42.9% | 57.7% | 59.4% |
| Completed associate degree | 21.8% | 38.2% | 38.5% |
| Completed bachelors | 14.9% | 30.5% | 30.3% |
| Completed masters | 5.9% | 12.4% | 11.5% |
| Completed professional degree | 1.5% | 3.5% | 3.3% |
| Completed doctorate | 0.1% | 1.7% | 1.3% |
There are a total of 7 public schools, 3 private schools and n/a post-secondary schools in Seaford. Using the proficiency score averages, the average test scores for Seaford, DE schools is 45%. The average student to teacher ratio is 16:1. In Seaford, DE, an average of 77.7% of students have completed 8th grade and an average of 76.8% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Mardela Springs, MD | 487 | 55% | 15.1% |
| Delmar, MD | 3,321 | 48% | 1.0% |
| Georgetown, DE | 7,436 | 47% | 2.1% |
| Delmar, DE | 2,153 | 45% | 6.8% |
| Bridgeville, DE | 3,508 | 37% | 22.4% |
| Seaford, DE | 7,897 | 45% | 6.3% |
| City | Population | Avg. Test Scores | National Avg. |
| Flowery Branch, GA | 7,896 | 46% | 3.3% |
| Sheboygan Falls, WI | 7,898 | 37% | 22.6% |
| Bridge City, TX | 7,902 | 51% | 6.3% |
| Flushing, MI | 7,891 | 49% | 1.8% |
| Bennettsville, SC | 7,905 | 36% | 25.5% |
| Seaford, DE | 7,897 | 45% | 6.3% |
Here are the best places to live in Delaware
Most Dangerous Cities In The US
See the best places to live in Seaford
Check out the 10 most dangerous cities in Delaware