| Index | South River | New Jersey | National |
| Average Test Scores | 35% | 52% | 48% |
| Student/Teacher ratio | 15:1 | 13:1 | 16:1 |
| Total public schools | 3 | 1,604 | 79,221 |
| Total private schools | 2 | 823 | 24,874 |
| Total post-secondary schools | n/a | 157 | 7,963 |
| Index | South River | New Jersey | National |
| Completed 8th grade | 80.0% | 87.5% | 84.3% |
| Completed high school | 76.4% | 86.3% | 83.0% |
| Completed some college | 45.3% | 60.7% | 59.4% |
| Completed associate degree | 28.8% | 43.9% | 38.5% |
| Completed bachelors | 23.5% | 37.5% | 30.3% |
| Completed masters | 7.4% | 14.4% | 11.5% |
| Completed professional degree | 1.7% | 4.0% | 3.3% |
| Completed doctorate | 0.8% | 1.5% | 1.3% |
There are a total of 3 public schools, 2 private schools and n/a post-secondary schools in South River. Using the proficiency score averages, the average test scores for South River, NJ schools is 35%. The average student to teacher ratio is 15:1. In South River, NJ, an average of 80.0% of students have completed 8th grade and an average of 76.4% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Lincroft, NJ | 6,501 | 83% | 73.4% |
| Cranbury, NJ | 2,213 | 81% | 68.8% |
| Bradley Gardens, NJ | 14,714 | 81% | 68.2% |
| Plainsboro Center, NJ | 2,715 | 77% | 60.4% |
| Yorketown, NJ | 6,739 | 77% | 60.2% |
| South River, NJ | 15,874 | 35% | 26.4% |
| City | Population | Avg. Test Scores | National Avg. |
| River Falls, WI | 15,870 | 52% | 8.0% |
| Horsham, PA | 15,864 | 64% | 33.6% |
| Bellmore, NY | 15,887 | 80% | 67.0% |
| Aberdeen, MD | 15,904 | 31% | 36.3% |
| Discovery Bay, CA | 15,904 | 54% | 11.5% |
| South River, NJ | 15,874 | 35% | 26.4% |
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