| Index | Ione | California | National |
| Average Test Scores | 40% | 43% | 48% |
| Student/Teacher ratio | 18:1 | 20:1 | 16:1 |
| Total public schools | 1 | 8,308 | 79,221 |
| Total private schools | 1 | 3,438 | 24,874 |
| Total post-secondary schools | 1 | 1,085 | 7,963 |
| Index | Ione | California | National |
| Completed 8th grade | 66.7% | 81.1% | 84.3% |
| Completed high school | 64.4% | 79.8% | 83.0% |
| Completed some college | 45.4% | 61.5% | 59.4% |
| Completed associate degree | 19.8% | 39.8% | 38.5% |
| Completed bachelors | 12.9% | 32.0% | 30.3% |
| Completed masters | 3.8% | 11.9% | 11.5% |
| Completed professional degree | 1.3% | 3.9% | 3.3% |
| Completed doctorate | 0.2% | 1.6% | 1.3% |
There are a total of 1 public schools, 1 private schools and 1 post-secondary schools in Ione. Using the proficiency score averages, the average test scores for Ione, CA schools is 40%. The average student to teacher ratio is 18:1. In Ione, CA, an average of 66.7% of students have completed 8th grade and an average of 64.4% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Mokelumne Hill, CA | 484 | 50% | 3.1% |
| Plymouth, CA | 1,031 | 49% | 1.0% |
| San Andreas, CA | 3,729 | 41% | 15.6% |
| Lockeford, CA | 3,572 | 40% | 16.7% |
| Sutter Creek, CA | 2,638 | 37% | 24.0% |
| Ione, CA | 7,861 | 40% | 17.7% |
| City | Population | Avg. Test Scores | National Avg. |
| Aberdeen, NC | 7,862 | 43% | 11.5% |
| Jerseyville, IL | 7,860 | 40% | 16.0% |
| Milliken, CO | 7,862 | 25% | 48.3% |
| Grand Ledge, MI | 7,860 | 56% | 16.3% |
| Dexter, MO | 7,867 | 45% | 5.9% |
| Ione, CA | 7,861 | 40% | 17.7% |
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