| Index | Kelseyville | California | National |
| Average Test Scores | 30% | 43% | 48% |
| Student/Teacher ratio | 15:1 | 20:1 | 16:1 |
| Total public schools | 8 | 8,308 | 79,221 |
| Total private schools | n/a | 3,438 | 24,874 |
| Total post-secondary schools | 1 | 1,085 | 7,963 |
| Index | Kelseyville | California | National |
| Completed 8th grade | 75.3% | 81.1% | 84.3% |
| Completed high school | 73.1% | 79.8% | 83.0% |
| Completed some college | 55.1% | 61.5% | 59.4% |
| Completed associate degree | 24.9% | 39.8% | 38.5% |
| Completed bachelors | 13.8% | 32.0% | 30.3% |
| Completed masters | 5.3% | 11.9% | 11.5% |
| Completed professional degree | 1.7% | 3.9% | 3.3% |
| Completed doctorate | 0.7% | 1.6% | 1.3% |
There are a total of 8 public schools, n/a private schools and 1 post-secondary schools in Kelseyville. Using the proficiency score averages, the average test scores for Kelseyville, CA schools is 30%. The average student to teacher ratio is 15:1. In Kelseyville, CA, an average of 75.3% of students have completed 8th grade and an average of 73.1% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Cobb, CA | 805 | 52% | 8.3% |
| Lakeport, CA | 4,947 | 37% | 22.0% |
| Cloverdale, CA | 8,854 | 35% | 27.4% |
| Clearlake, CA | 15,329 | 33% | 31.5% |
| Upper Lake, CA | 1,250 | 26% | 46.2% |
| Kelseyville, CA | 3,657 | 30% | 38.5% |
| City | Population | Avg. Test Scores | National Avg. |
| Fairbury, NE | 3,657 | 43% | 10.9% |
| Harrington, DE | 3,658 | 51% | 6.3% |
| Spencerport, NY | 3,656 | 59% | 22.0% |
| Port Monmouth, NJ | 3,660 | 51% | 5.2% |
| Paulding, OH | 3,653 | 57% | 18.1% |
| Kelseyville, CA | 3,657 | 30% | 38.5% |
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