| Index | Irwindale | California | National |
| Average Test Scores | 20% | 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 | 1 | 1,085 | 7,963 |
| Index | Irwindale | California | National |
| Completed 8th grade | 76.0% | 81.1% | 84.3% |
| Completed high school | 75.5% | 79.8% | 83.0% |
| Completed some college | 43.9% | 61.5% | 59.4% |
| Completed associate degree | 17.4% | 39.8% | 38.5% |
| Completed bachelors | 6.5% | 32.0% | 30.3% |
| Completed masters | 0.2% | 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 n/a public schools, n/a private schools and 1 post-secondary schools in Irwindale. Using the proficiency score averages, the average test scores for Irwindale, CA schools is 20%. The average student to teacher ratio is n/a. In Irwindale, CA, an average of 76.0% of students have completed 8th grade and an average of 75.5% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| San Marino, CA | 13,020 | 88% | 84.1% |
| La Cañada Flintridge, CA | 20,078 | 87% | 82.0% |
| South Pasadena, CA | 25,478 | 82% | 70.2% |
| Arcadia, CA | 57,053 | 74% | 53.2% |
| Walnut, CA | 29,764 | 70% | 44.9% |
| Irwindale, CA | 1,365 | 20% | 58.3% |
| City | Population | Avg. Test Scores | National Avg. |
| Reese, MI | 1,365 | 45% | 7.3% |
| Molino, FL | 1,365 | 74% | 54.2% |
| New London, NH | 1,364 | 67% | 39.6% |
| Rockaway Beach, OR | 1,366 | 53% | 10.9% |
| Parshall, ND | 1,364 | 17% | 64.1% |
| Irwindale, CA | 1,365 | 20% | 58.3% |
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