| Index | Annandale | New Jersey | National |
| Average Test Scores | 79% | 52% | 48% |
| Student/Teacher ratio | 14:1 | 13:1 | 16:1 |
| Total public schools | 2 | 1,604 | 79,221 |
| Total private schools | n/a | 823 | 24,874 |
| Total post-secondary schools | n/a | 157 | 7,963 |
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| Index | Annandale | New Jersey | National |
| Completed 8th grade | 93.0% | 87.5% | 84.3% |
| Completed high school | 93.0% | 86.3% | 83.0% |
| Completed some college | 77.2% | 60.7% | 59.4% |
| Completed associate degree | 65.8% | 43.9% | 38.5% |
| Completed bachelors | 58.1% | 37.5% | 30.3% |
| Completed masters | 19.7% | 14.4% | 11.5% |
| Completed professional degree | 3.7% | 4.0% | 3.3% |
| Completed doctorate | 0.8% | 1.5% | 1.3% |
There are a total of 2 public schools, n/a private schools and n/a post-secondary schools in Annandale. Using the proficiency score averages, the average test scores for Annandale, NJ schools is 79%. The average student to teacher ratio is 14:1. In Annandale, NJ, an average of 93.0% of students have completed 8th grade and an average of 93.0% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Bradley Gardens, NJ | 15,283 | 81% | 68.2% |
| Chester, NJ | 1,554 | 74% | 53.5% |
| Asbury, NJ | 212 | 70% | 44.8% |
| Califon, NJ | 1,231 | 69% | 43.1% |
| Flemington, NJ | 4,754 | 68% | 42.2% |
| Annandale, NJ | 1,859 | 79% | 63.5% |
| City | Population | Avg. Test Scores | National Avg. |
| Flatonia, TX | 1,859 | 59% | 22.9% |
| Tariffville, CT | 1,859 | 70% | 44.8% |
| Great Falls, SC | 1,860 | 32% | 33.9% |
| Quitman, MS | 1,858 | 28% | 42.0% |
| Navajo, NM | 1,860 | 11% | 76.3% |
| Annandale, NJ | 1,859 | 79% | 63.5% |
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