| Index | Lindenhurst | New York | National |
| Average Test Scores | 62% | 56% | 48% |
| Student/Teacher ratio | n/a | n/a | 16:1 |
| Total public schools | 9 | 4,060 | 79,221 |
| Total private schools | 2 | 1,092 | 24,874 |
| Total post-secondary schools | n/a | 483 | 7,963 |
| Index | Lindenhurst | New York | National |
| Completed 8th grade | 87.3% | 83.5% | 84.3% |
| Completed high school | 86.1% | 82.1% | 83.0% |
| Completed some college | 52.3% | 59.5% | 59.4% |
| Completed associate degree | 34.4% | 43.4% | 38.5% |
| Completed bachelors | 24.0% | 34.7% | 30.3% |
| Completed masters | 7.8% | 15.1% | 11.5% |
| Completed professional degree | 1.3% | 4.2% | 3.3% |
| Completed doctorate | 0.3% | 1.5% | 1.3% |
There are a total of 9 public schools, 2 private schools and n/a post-secondary schools in Lindenhurst. Using the proficiency score averages, the average test scores for Lindenhurst, NY schools is 62%. The average student to teacher ratio is n/a. In Lindenhurst, NY, an average of 87.3% of students have completed 8th grade and an average of 86.1% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Sea Cliff, NY | 5,045 | 92% | 91.7% |
| Old Westbury, NY | 4,618 | 91% | 88.5% |
| Jericho, NY | 13,928 | 90% | 87.1% |
| Old Bethpage, NY | 5,450 | 90% | 86.5% |
| Glen Head, NY | 4,843 | 89% | 85.7% |
| Lindenhurst, NY | 26,885 | 62% | 28.1% |
| City | Population | Avg. Test Scores | National Avg. |
| McHenry, IL | 26,889 | 35% | 26.1% |
| Temple Terrace, FL | 26,901 | 43% | 11.0% |
| Carrollton, GA | 26,857 | 48% | 0.3% |
| Shoreview, MN | 26,922 | 60% | 24.8% |
| Thomasville, NC | 26,834 | 39% | 18.3% |
| Lindenhurst, NY | 26,885 | 62% | 28.1% |
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