| Index | Carbon Cliff | Illinois | National |
| Average Test Scores | n/a | 33% | 48% |
| Student/Teacher ratio | 8:1 | 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 | Carbon Cliff | Illinois | National |
| Completed 8th grade | 80.7% | 86.2% | 84.3% |
| Completed high school | 79.9% | 84.7% | 83.0% |
| Completed some college | 49.3% | 61.8% | 59.4% |
| Completed associate degree | 24.2% | 40.7% | 38.5% |
| Completed bachelors | 15.4% | 32.9% | 30.3% |
| Completed masters | 6.3% | 12.7% | 11.5% |
| Completed professional degree | 1.2% | 3.4% | 3.3% |
| Completed doctorate | 1.2% | 1.2% | 1.3% |
There are a total of 1 public schools, n/a private schools and n/a post-secondary schools in Carbon Cliff. Using the proficiency score averages, the average test scores for Carbon Cliff, IL schools is n/a. The average student to teacher ratio is 8:1. In Carbon Cliff, IL, an average of 80.7% of students have completed 8th grade and an average of 79.9% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Long Grove, IA | 893 | 87% | 81.3% |
| Le Claire, IA | 3,969 | 86% | 78.8% |
| Princeton, IA | 942 | 85% | 76.0% |
| Bettendorf, IA | 36,214 | 82% | 70.7% |
| Eldridge, IA | 6,678 | 81% | 69.3% |
| Carbon Cliff, IL | 1,937 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Westernport, MD | 1,938 | 40% | 17.7% |
| Homerville, GA | 1,938 | 29% | 39.2% |
| Edmonton, KY | 1,936 | 35% | 27.1% |
| LaCoste, TX | 1,936 | 53% | 10.4% |
| Langdon, ND | 1,936 | 43% | 9.9% |
| Carbon Cliff, IL | 1,937 | n/a |
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