| Index | Willowbrook | California | National |
| Average Test Scores | n/a | 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 | Willowbrook | California | National |
| Completed 8th grade | 51.9% | 81.1% | 84.3% |
| Completed high school | 48.4% | 79.8% | 83.0% |
| Completed some college | 22.3% | 61.5% | 59.4% |
| Completed associate degree | 8.0% | 39.8% | 38.5% |
| Completed bachelors | 4.5% | 32.0% | 30.3% |
| Completed masters | 1.2% | 11.9% | 11.5% |
| Completed professional degree | 0.5% | 3.9% | 3.3% |
| Completed doctorate | 0.4% | 1.6% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in Willowbrook. Using the proficiency score averages, the average test scores for Willowbrook, CA schools is n/a. The average student to teacher ratio is n/a. In Willowbrook, CA, an average of 51.9% of students have completed 8th grade and an average of 48.4% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| San Marino, CA | 13,020 | 88% | 84.1% |
| Manhattan Beach, CA | 35,064 | 83% | 73.2% |
| South Pasadena, CA | 25,478 | 82% | 70.2% |
| Los Alamitos, CA | 11,521 | 82% | 70.1% |
| Hermosa Beach, CA | 19,147 | 78% | 62.5% |
| Willowbrook, CA | 24,401 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Inkster, MI | 24,398 | 28% | 41.3% |
| Selma, CA | 24,405 | 33% | 32.2% |
| Norfolk, NE | 24,410 | 57% | 18.5% |
| Trotwood, OH | 24,410 | 35% | 27.3% |
| Lodi, NJ | 24,389 | 62% | 29.8% |
| Willowbrook, CA | 24,401 | n/a |
Here are the best places to live in California
These are the largest cities in California
These are the 10 cheapest cities in California
Check out the 10 safest cities in California