| Index | Cobb | California | National |
| Average Test Scores | 52% | 43% | 48% |
| Student/Teacher ratio | n/a | 20:1 | 16:1 |
| Total public schools | n/a | 8,308 | 79,221 |
| Total private schools | n/a | 3,438 | 24,874 |
| Total post-secondary schools | n/a | 1,085 | 7,963 |
| Index | Cobb | California | National |
| Completed 8th grade | 90.6% | 81.1% | 84.3% |
| Completed high school | 90.6% | 79.8% | 83.0% |
| Completed some college | 75.5% | 61.5% | 59.4% |
| Completed associate degree | 47.1% | 39.8% | 38.5% |
| Completed bachelors | 21.9% | 32.0% | 30.3% |
| Completed masters | 5.8% | 11.9% | 11.5% |
| Completed professional degree | 1.2% | 3.9% | 3.3% |
| Completed doctorate | 0.0% | 1.6% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in Cobb. Using the proficiency score averages, the average test scores for Cobb, CA schools is 52%. The average student to teacher ratio is n/a. In Cobb, CA, an average of 90.6% of students have completed 8th grade and an average of 90.6% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Healdsburg, CA | 11,924 | 50% | 4.8% |
| Hidden Valley Lake, CA | 5,948 | 50% | 4.2% |
| Geyserville, CA | 671 | 44% | 9.4% |
| Middletown, CA | 725 | 42% | 12.1% |
| Lakeport, CA | 4,947 | 37% | 22.0% |
| Cobb, CA | 805 | 52% | 8.3% |
| City | Population | Avg. Test Scores | National Avg. |
| Imboden, AR | 805 | 33% | 31.9% |
| Florence, MT | 805 | 47% | 2.8% |
| Story, WY | 805 | 50% | 4.2% |
| Patterson, GA | 805 | 71% | 46.9% |
| Madrid, NY | 805 | 42% | 12.5% |
| Cobb, CA | 805 | 52% | 8.3% |
Here are the best places to live in California
See the best places to live in Cobb
These are the 10 cheapest cities in California
These are the largest cities in California