| Index | Marco Island | Florida | National |
| Average Test Scores | 76% | 55% | 48% |
| Student/Teacher ratio | 19:1 | 17:1 | 16:1 |
| Total public schools | 2 | 3,388 | 79,221 |
| Total private schools | n/a | 1,640 | 24,874 |
| Total post-secondary schools | n/a | 466 | 7,963 |
| Index | Marco Island | Florida | National |
| Completed 8th grade | 90.9% | 84.0% | 84.3% |
| Completed high school | 89.9% | 83.0% | 83.0% |
| Completed some college | 72.7% | 58.0% | 59.4% |
| Completed associate degree | 52.3% | 37.4% | 38.5% |
| Completed bachelors | 45.6% | 27.9% | 30.3% |
| Completed masters | 18.4% | 10.0% | 11.5% |
| Completed professional degree | 5.6% | 3.1% | 3.3% |
| Completed doctorate | 2.0% | 1.1% | 1.3% |
There are a total of 2 public schools, n/a private schools and n/a post-secondary schools in Marco Island. Using the proficiency score averages, the average test scores for Marco Island, FL schools is 76%. The average student to teacher ratio is 19:1. In Marco Island, FL, an average of 90.9% of students have completed 8th grade and an average of 89.9% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Naples, FL | 21,750 | 63% | 30.4% |
| Marco Island, FL | 17,963 | 76% | 59.0% |
| City | Population | Avg. Test Scores | National Avg. |
| Logansport, IN | 17,968 | 37% | 22.5% |
| Sheridan, WY | 17,938 | 64% | 33.1% |
| Sycamore, IL | 17,990 | 41% | 14.4% |
| Melville, NY | 17,992 | 53% | 10.4% |
| Cary, IL | 17,926 | 43% | 9.6% |
| Marco Island, FL | 17,963 | 76% | 59.0% |
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