| Index | Holtville | California | National |
| Average Test Scores | 51% | 43% | 48% |
| Student/Teacher ratio | 20:1 | 20:1 | 16:1 |
| Total public schools | 5 | 8,308 | 79,221 |
| Total private schools | n/a | 3,438 | 24,874 |
| Total post-secondary schools | n/a | 1,085 | 7,963 |

| Index | Holtville | California | National |
| Completed 8th grade | 58.3% | 81.1% | 84.3% |
| Completed high school | 54.0% | 79.8% | 83.0% |
| Completed some college | 38.3% | 61.5% | 59.4% |
| Completed associate degree | 19.4% | 39.8% | 38.5% |
| Completed bachelors | 13.2% | 32.0% | 30.3% |
| Completed masters | 1.6% | 11.9% | 11.5% |
| Completed professional degree | 0.0% | 3.9% | 3.3% |
| Completed doctorate | 0.0% | 1.6% | 1.3% |
There are a total of 5 public schools, n/a private schools and n/a post-secondary schools in Holtville. Using the proficiency score averages, the average test scores for Holtville, CA schools is 51%. The average student to teacher ratio is 20:1. In Holtville, CA, an average of 58.3% of students have completed 8th grade and an average of 54.0% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Heber, CA | 8,618 | 52% | 7.3% |
| Imperial, CA | 19,303 | 51% | 6.8% |
| Brawley, CA | 26,691 | 41% | 14.8% |
| El Centro, CA | 45,037 | 36% | 25.8% |
| Calexico, CA | 41,129 | 26% | 46.2% |
| Holtville, CA | 6,344 | 51% | 5.4% |
| City | Population | Avg. Test Scores | National Avg. |
| Port Clinton, OH | 6,345 | 69% | 43.4% |
| Clyde, OH | 6,342 | 62% | 29.2% |
| Orange City, IA | 6,341 | 87% | 81.8% |
| Osprey, FL | 6,349 | 99% | 106.3% |
| Walpole, MA | 6,338 | 63% | 30.9% |
| Holtville, CA | 6,344 | 51% | 5.4% |