| Index | Port Barrington | 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 | Port Barrington | Illinois | National |
| Completed 8th grade | 91.3% | 86.2% | 84.3% |
| Completed high school | 91.3% | 84.7% | 83.0% |
| Completed some college | 72.6% | 61.8% | 59.4% |
| Completed associate degree | 52.4% | 40.7% | 38.5% |
| Completed bachelors | 46.1% | 32.9% | 30.3% |
| Completed masters | 16.4% | 12.7% | 11.5% |
| Completed professional degree | 3.3% | 3.4% | 3.3% |
| Completed doctorate | 0.9% | 1.2% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in Port Barrington. Using the proficiency score averages, the average test scores for Port Barrington, IL schools is n/a. The average student to teacher ratio is n/a. In Port Barrington, IL, an average of 91.3% of students have completed 8th grade and an average of 91.3% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Lincolnshire, IL | 7,694 | 78% | 62.8% |
| Libertyville, IL | 20,300 | 71% | 48.7% |
| Long Grove, IL | 7,907 | 70% | 46.5% |
| South Barrington, IL | 4,963 | 69% | 42.7% |
| North Barrington, IL | 2,789 | 64% | 33.3% |
| Port Barrington, IL | 1,742 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Nisswa, MN | 1,742 | 65% | 34.4% |
| Pittsville, MD | 1,742 | 46% | 5.2% |
| Sodus, NY | 1,742 | 35% | 27.1% |
| Lost Hills, CA | 1,742 | 31% | 34.7% |
| Sardis City, AL | 1,741 | 43% | 11.5% |
| Port Barrington, IL | 1,742 | n/a |
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