| Index | South Barrington | Illinois | National |
| Average Test Scores | 69% | 33% | 48% |
| Student/Teacher ratio | 20:1 | 18:1 | 16:1 |
| Total public schools | 1 | 3,938 | 79,221 |
| Total private schools | n/a | 1,438 | 24,874 |
| Total post-secondary schools | n/a | 306 | 7,963 |
| Index | South Barrington | Illinois | National |
| Completed 8th grade | 98.9% | 86.2% | 84.3% |
| Completed high school | 98.2% | 84.7% | 83.0% |
| Completed some college | 92.1% | 61.8% | 59.4% |
| Completed associate degree | 79.5% | 40.7% | 38.5% |
| Completed bachelors | 76.0% | 32.9% | 30.3% |
| Completed masters | 38.1% | 12.7% | 11.5% |
| Completed professional degree | 14.3% | 3.4% | 3.3% |
| Completed doctorate | 3.1% | 1.2% | 1.3% |
There are a total of 1 public schools, n/a private schools and n/a post-secondary schools in South Barrington. Using the proficiency score averages, the average test scores for South Barrington, IL schools is 69%. The average student to teacher ratio is 20:1. In South Barrington, IL, an average of 98.9% of students have completed 8th grade and an average of 98.2% 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% |
| North Barrington, IL | 2,789 | 64% | 33.3% |
| South Barrington, IL | 4,963 | 69% | 42.7% |
| City | Population | Avg. Test Scores | National Avg. |
| Prospect, KY | 4,961 | 73% | 51.0% |
| Buckley, WA | 4,960 | 66% | 37.0% |
| Carle Place, NY | 4,966 | 74% | 54.2% |
| Perry, OK | 4,959 | 30% | 37.5% |
| Needles, CA | 4,959 | 37% | 23.8% |
| South Barrington, IL | 4,963 | 69% | 42.7% |
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