| Index | Harlingen | New Jersey | National |
| Average Test Scores | n/a | 52% | 48% |
| Student/Teacher ratio | n/a | 13:1 | 16:1 |
| Total public schools | n/a | 1,604 | 79,221 |
| Total private schools | n/a | 823 | 24,874 |
| Total post-secondary schools | n/a | 157 | 7,963 |
| Index | Harlingen | New Jersey | National |
| Completed 8th grade | 94.6% | 87.5% | 84.3% |
| Completed high school | 94.6% | 86.3% | 83.0% |
| Completed some college | 85.7% | 60.7% | 59.4% |
| Completed associate degree | 70.1% | 43.9% | 38.5% |
| Completed bachelors | 63.9% | 37.5% | 30.3% |
| Completed masters | 12.2% | 14.4% | 11.5% |
| Completed professional degree | 5.4% | 4.0% | 3.3% |
| Completed doctorate | 5.4% | 1.5% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in Harlingen. Using the proficiency score averages, the average test scores for Harlingen, NJ schools is n/a. The average student to teacher ratio is n/a. In Harlingen, NJ, an average of 94.6% of students have completed 8th grade and an average of 94.6% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Cranbury, NJ | 2,213 | 81% | 68.8% |
| Bradley Gardens, NJ | 14,714 | 81% | 68.2% |
| Annandale, NJ | 1,794 | 79% | 63.5% |
| Plainsboro Center, NJ | 2,715 | 77% | 60.4% |
| Skillman, NJ | 476 | 77% | 60.2% |
| Harlingen, NJ | 481 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Tropic, UT | 481 | 36% | 25.5% |
| Rayland, OH | 481 | 55% | 14.6% |
| Kensington, KS | 481 | 35% | 27.1% |
| Brunson, SC | 481 | 50% | 3.1% |
| Loganton, PA | 481 | 35% | 27.1% |
| Harlingen, NJ | 481 | n/a |
Here are the best places to live in New Jersey
Check out the 10 safest cities in New Jersey
Safest States In The US
These are the 10 cheapest cities in New Jersey