| Index | Quincy | California | National |
| Average Test Scores | 42% | 43% | 48% |
| Student/Teacher ratio | 14:1 | 20:1 | 16:1 |
| Total public schools | 6 | 8,308 | 79,221 |
| Total private schools | 1 | 3,438 | 24,874 |
| Total post-secondary schools | 1 | 1,085 | 7,963 |
| Index | Quincy | California | National |
| Completed 8th grade | 87.7% | 81.1% | 84.3% |
| Completed high school | 87.4% | 79.8% | 83.0% |
| Completed some college | 69.6% | 61.5% | 59.4% |
| Completed associate degree | 41.8% | 39.8% | 38.5% |
| Completed bachelors | 28.8% | 32.0% | 30.3% |
| Completed masters | 14.9% | 11.9% | 11.5% |
| Completed professional degree | 3.0% | 3.9% | 3.3% |
| Completed doctorate | 0.0% | 1.6% | 1.3% |
There are a total of 6 public schools, 1 private schools and 1 post-secondary schools in Quincy. Using the proficiency score averages, the average test scores for Quincy, CA schools is 42%. The average student to teacher ratio is 14:1. In Quincy, CA, an average of 87.7% of students have completed 8th grade and an average of 87.4% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Greenville, CA | 785 | 24% | 50.5% |
| Quincy, CA | 1,706 | 42% | 13.3% |
| City | Population | Avg. Test Scores | National Avg. |
| Weyauwega, WI | 1,706 | 43% | 10.8% |
| Katonah, NY | 1,706 | 75% | 55.2% |
| Erin, TN | 1,706 | 29% | 39.9% |
| Ripley, OH | 1,707 | 51% | 5.7% |
| Delavan, IL | 1,708 | 34% | 29.2% |
| Quincy, CA | 1,706 | 42% | 13.3% |
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