| Index | Galena | Illinois | National |
| Average Test Scores | 44% | 33% | 48% |
| Student/Teacher ratio | 12:1 | 18:1 | 16:1 |
| Total public schools | 3 | 3,938 | 79,221 |
| Total private schools | 1 | 1,438 | 24,874 |
| Total post-secondary schools | n/a | 306 | 7,963 |
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| Index | Galena | Illinois | National |
| Completed 8th grade | 86.1% | 86.2% | 84.3% |
| Completed high school | 84.5% | 84.7% | 83.0% |
| Completed some college | 52.4% | 61.8% | 59.4% |
| Completed associate degree | 25.4% | 40.7% | 38.5% |
| Completed bachelors | 19.4% | 32.9% | 30.3% |
| Completed masters | 8.2% | 12.7% | 11.5% |
| Completed professional degree | 1.1% | 3.4% | 3.3% |
| Completed doctorate | 0.6% | 1.2% | 1.3% |
There are a total of 3 public schools, 1 private schools and n/a post-secondary schools in Galena. Using the proficiency score averages, the average test scores for Galena, IL schools is 44%. The average student to teacher ratio is 12:1. In Galena, IL, an average of 86.1% of students have completed 8th grade and an average of 84.5% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Bellevue, IA | 2,082 | 75% | 55.2% |
| Dubuque, IA | 58,052 | 65% | 34.7% |
| Scales Mound, IL | 502 | 52% | 7.6% |
| Cuba City, WI | 2,197 | 48% | = 100 |
| Hazel Green, WI | 911 | 47% | 1.7% |
| Galena, IL | 3,168 | 44% | 9.4% |
| City | Population | Avg. Test Scores | National Avg. |
| Wimberley, TX | 3,168 | 49% | 2.1% |
| Liberty, SC | 3,168 | 46% | 3.6% |
| Homestead, PA | 3,168 | 26% | 45.3% |
| Pickens, SC | 3,169 | 53% | 9.9% |
| Netcong, NJ | 3,167 | 50% | 3.1% |
| Galena, IL | 3,168 | 44% | 9.4% |
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