| Index | Wading River | New York | National |
| Average Test Scores | 56% | 56% | 48% |
| Student/Teacher ratio | n/a | n/a | 16:1 |
| Total public schools | 2 | 4,060 | 79,221 |
| Total private schools | n/a | 1,092 | 24,874 |
| Total post-secondary schools | n/a | 483 | 7,963 |
| Index | Wading River | New York | National |
| Completed 8th grade | 93.8% | 83.5% | 84.3% |
| Completed high school | 93.8% | 82.1% | 83.0% |
| Completed some college | 72.0% | 59.5% | 59.4% |
| Completed associate degree | 53.4% | 43.4% | 38.5% |
| Completed bachelors | 38.7% | 34.7% | 30.3% |
| Completed masters | 20.1% | 15.1% | 11.5% |
| Completed professional degree | 3.7% | 4.2% | 3.3% |
| Completed doctorate | 1.6% | 1.5% | 1.3% |
There are a total of 2 public schools, n/a private schools and n/a post-secondary schools in Wading River. Using the proficiency score averages, the average test scores for Wading River, NY schools is 56%. The average student to teacher ratio is n/a. In Wading River, NY, an average of 93.8% of students have completed 8th grade and an average of 93.8% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Shoreham, NY | 375 | 82% | 69.8% |
| Quogue, NY | 600 | 80% | 66.7% |
| Setauket-East Setauket, NY | 14,174 | 80% | 65.6% |
| Port Jefferson, NY | 8,016 | 77% | 60.8% |
| Mattituck, NY | 4,898 | 77% | 60.4% |
| Wading River, NY | 8,139 | 56% | 16.7% |
| City | Population | Avg. Test Scores | National Avg. |
| Alliance, NE | 8,139 | 37% | 23.6% |
| Monona, WI | 8,141 | 50% | 4.9% |
| Lucas, TX | 8,137 | 86% | 78.8% |
| Brockport, NY | 8,142 | 61% | 27.9% |
| Mukwonago, WI | 8,142 | 59% | 22.9% |
| Wading River, NY | 8,139 | 56% | 16.7% |
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