| Index | Sea Isle City | New Jersey | National |
| Average Test Scores | n/a | 52% | 48% |
| Student/Teacher ratio | 7:1 | 13:1 | 16:1 |
| Total public schools | 1 | 1,604 | 79,221 |
| Total private schools | n/a | 823 | 24,874 |
| Total post-secondary schools | n/a | 157 | 7,963 |
| Index | Sea Isle City | New Jersey | National |
| Completed 8th grade | 95.0% | 87.5% | 84.3% |
| Completed high school | 94.8% | 86.3% | 83.0% |
| Completed some college | 69.6% | 60.7% | 59.4% |
| Completed associate degree | 51.0% | 43.9% | 38.5% |
| Completed bachelors | 42.3% | 37.5% | 30.3% |
| Completed masters | 19.3% | 14.4% | 11.5% |
| Completed professional degree | 5.3% | 4.0% | 3.3% |
| Completed doctorate | 1.5% | 1.5% | 1.3% |
There are a total of 1 public schools, n/a private schools and n/a post-secondary schools in Sea Isle City. Using the proficiency score averages, the average test scores for Sea Isle City, NJ schools is n/a. The average student to teacher ratio is 7:1. In Sea Isle City, NJ, an average of 95.0% of students have completed 8th grade and an average of 94.8% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Margate City, NJ | 6,048 | 82% | 70.8% |
| Stone Harbor, NJ | 904 | 80% | 66.7% |
| Linwood, NJ | 6,935 | 67% | 40.3% |
| West Cape May, NJ | 1,043 | 60% | 25.0% |
| Avalon, NJ | 1,492 | 60% | 24.0% |
| Sea Isle City, NJ | 2,177 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Caledonia, NY | 2,177 | 69% | 42.7% |
| Blacksburg, SC | 2,177 | 47% | 2.1% |
| Redgranite, WI | 2,178 | 40% | 16.7% |
| Mediapolis, IA | 2,178 | 80% | 65.6% |
| Richgrove, CA | 2,178 | 17% | 65.6% |
| Sea Isle City, NJ | 2,177 | n/a |
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