| Index | Norco | California | National |
| Average Test Scores | 48% | 43% | 48% |
| Student/Teacher ratio | 21:1 | 20:1 | 16:1 |
| Total public schools | 40 | 8,308 | 79,221 |
| Total private schools | 4 | 3,438 | 24,874 |
| Total post-secondary schools | 2 | 1,085 | 7,963 |
| Index | Norco | California | National |
| Completed 8th grade | 78.8% | 81.1% | 84.3% |
| Completed high school | 78.0% | 79.8% | 83.0% |
| Completed some college | 54.0% | 61.5% | 59.4% |
| Completed associate degree | 25.4% | 39.8% | 38.5% |
| Completed bachelors | 17.5% | 32.0% | 30.3% |
| Completed masters | 6.5% | 11.9% | 11.5% |
| Completed professional degree | 1.5% | 3.9% | 3.3% |
| Completed doctorate | 0.5% | 1.6% | 1.3% |
There are a total of 40 public schools, 4 private schools and 2 post-secondary schools in Norco. Using the proficiency score averages, the average test scores for Norco, CA schools is 48%. The average student to teacher ratio is 21:1. In Norco, CA, an average of 78.8% of students have completed 8th grade and an average of 78.0% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Yorba Linda, CA | 68,103 | 72% | 50.3% |
| La Verne, CA | 32,346 | 67% | 39.2% |
| Eastvale, CA | 65,766 | 62% | 29.6% |
| Chino Hills, CA | 82,800 | 60% | 25.7% |
| Rancho Cucamonga, CA | 178,060 | 60% | 25.3% |
| Norco, CA | 27,021 | 48% | 0.9% |
| City | Population | Avg. Test Scores | National Avg. |
| Magna, UT | 27,029 | 26% | 46.7% |
| Wakefield, MA | 27,041 | 56% | 15.8% |
| New London, CT | 27,001 | 26% | 45.5% |
| West Chicago, IL | 26,998 | 28% | 40.9% |
| Maryland Heights, MO | 26,996 | 60% | 25.0% |
| Norco, CA | 27,021 | 48% | 0.9% |
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