| Index | Milltown | New Jersey | National |
| Average Test Scores | 59% | 52% | 48% |
| Student/Teacher ratio | 12:1 | 13:1 | 16:1 |
| Total public schools | 2 | 1,604 | 79,221 |
| Total private schools | 3 | 823 | 24,874 |
| Total post-secondary schools | n/a | 157 | 7,963 |

| Index | Milltown | New Jersey | National |
| Completed 8th grade | 92.0% | 87.5% | 84.3% |
| Completed high school | 92.0% | 86.3% | 83.0% |
| Completed some college | 70.7% | 60.7% | 59.4% |
| Completed associate degree | 52.7% | 43.9% | 38.5% |
| Completed bachelors | 45.3% | 37.5% | 30.3% |
| Completed masters | 11.0% | 14.4% | 11.5% |
| Completed professional degree | 2.5% | 4.0% | 3.3% |
| Completed doctorate | 1.1% | 1.5% | 1.3% |
There are a total of 2 public schools, 3 private schools and n/a post-secondary schools in Milltown. Using the proficiency score averages, the average test scores for Milltown, NJ schools is 59%. The average student to teacher ratio is 12:1. In Milltown, NJ, an average of 92.0% of students have completed 8th grade and an average of 92.0% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Cranbury, NJ | 2,281 | 81% | 68.8% |
| Bradley Gardens, NJ | 15,283 | 81% | 68.2% |
| Plainsboro Center, NJ | 2,817 | 77% | 60.4% |
| Skillman, NJ | 490 | 77% | 60.2% |
| Yorketown, NJ | 6,961 | 77% | 60.2% |
| Milltown, NJ | 7,149 | 59% | 23.4% |
| City | Population | Avg. Test Scores | National Avg. |
| Batesville, IN | 7,147 | 62% | 29.5% |
| Mendota, IL | 7,151 | 33% | 31.9% |
| Eagle, CO | 7,153 | 48% | 0.4% |
| Crete, NE | 7,154 | 49% | 2.1% |
| Dahlonega, GA | 7,157 | 48% | 0.3% |
| Milltown, NJ | 7,149 | 59% | 23.4% |