| Index | Heritage Lake | Illinois | National |
| Average Test Scores | n/a | 33% | 48% |
| Student/Teacher ratio | n/a | 18:1 | 16:1 |
| Total public schools | n/a | 3,938 | 79,221 |
| Total private schools | n/a | 1,438 | 24,874 |
| Total post-secondary schools | n/a | 306 | 7,963 |
| Index | Heritage Lake | Illinois | National |
| Completed 8th grade | 97.7% | 86.2% | 84.3% |
| Completed high school | 97.7% | 84.7% | 83.0% |
| Completed some college | 84.8% | 61.8% | 59.4% |
| Completed associate degree | 57.7% | 40.7% | 38.5% |
| Completed bachelors | 49.3% | 32.9% | 30.3% |
| Completed masters | 10.7% | 12.7% | 11.5% |
| Completed professional degree | 2.9% | 3.4% | 3.3% |
| Completed doctorate | 1.0% | 1.2% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in Heritage Lake. Using the proficiency score averages, the average test scores for Heritage Lake, IL schools is n/a. The average student to teacher ratio is n/a. In Heritage Lake, IL, an average of 97.7% of students have completed 8th grade and an average of 97.7% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Morton, IL | 15,791 | 56% | 17.3% |
| Congerville, IL | 840 | 55% | 14.6% |
| Goodfield, IL | 977 | 55% | 14.6% |
| Tremont, IL | 2,261 | 52% | 8.7% |
| Carlock, IL | 623 | 50% | 4.2% |
| Heritage Lake, IL | 1,664 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Lumberton, MS | 1,664 | 38% | 21.4% |
| Milford, IN | 1,664 | 42% | 12.5% |
| Holland, OH | 1,664 | 62% | 28.1% |
| Oakland, IA | 1,665 | 70% | 45.3% |
| Clinton, LA | 1,663 | 38% | 20.8% |
| Heritage Lake, IL | 1,664 | n/a |
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