| Index | Round Lake Heights | Illinois | National |
| Average Test Scores | 16% | 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 | Round Lake Heights | Illinois | National |
| Completed 8th grade | 78.3% | 86.2% | 84.3% |
| Completed high school | 77.2% | 84.7% | 83.0% |
| Completed some college | 45.9% | 61.8% | 59.4% |
| Completed associate degree | 27.0% | 40.7% | 38.5% |
| Completed bachelors | 21.0% | 32.9% | 30.3% |
| Completed masters | 6.7% | 12.7% | 11.5% |
| Completed professional degree | 0.4% | 3.4% | 3.3% |
| Completed doctorate | 0.4% | 1.2% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in Round Lake Heights. Using the proficiency score averages, the average test scores for Round Lake Heights, IL schools is 16%. The average student to teacher ratio is n/a. In Round Lake Heights, IL, an average of 78.3% of students have completed 8th grade and an average of 77.2% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Lincolnshire, IL | 7,694 | 78% | 62.8% |
| Bannockburn, IL | 1,194 | 77% | 60.4% |
| Libertyville, IL | 20,300 | 71% | 48.7% |
| Long Grove, IL | 7,907 | 70% | 46.5% |
| Lake Forest, IL | 19,497 | 66% | 37.2% |
| Round Lake Heights, IL | 3,009 | 16% | 67.2% |
| City | Population | Avg. Test Scores | National Avg. |
| Royston, GA | 3,009 | 34% | 29.2% |
| Montgomery, MN | 3,008 | 53% | 10.4% |
| Moundville, AL | 3,008 | 44% | 8.6% |
| Gloverville, SC | 3,008 | 45% | 7.3% |
| Eatonville, WA | 3,007 | 53% | 10.2% |
| Round Lake Heights, IL | 3,009 | 16% | 67.2% |
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