| 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 | 7,966 | 78% | 62.8% |
| Bannockburn, IL | 1,233 | 77% | 60.4% |
| Libertyville, IL | 20,905 | 71% | 48.7% |
| Long Grove, IL | 8,145 | 70% | 46.5% |
| North Barrington, IL | 2,886 | 64% | 33.3% |
| South Barrington, IL | 5,144 | 69% | 42.7% |
| City | Population | Avg. Test Scores | National Avg. |
| Redwood Falls, MN | 5,141 | 57% | 18.4% |
| Orange, VA | 5,140 | 82% | 71.5% |
| Veneta, OR | 5,149 | 42% | 12.0% |
| Manchester, IA | 5,149 | 77% | 59.7% |
| Buckley, WA | 5,153 | 66% | 37.0% |
| South Barrington, IL | 5,144 | 69% | 42.7% |
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