| Index | Sanger | California | National |
| Average Test Scores | 42% | 43% | 48% |
| Student/Teacher ratio | 19:1 | 20:1 | 16:1 |
| Total public schools | 14 | 8,308 | 79,221 |
| Total private schools | 1 | 3,438 | 24,874 |
| Total post-secondary schools | n/a | 1,085 | 7,963 |
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| Index | Sanger | California | National |
| Completed 8th grade | 65.0% | 81.1% | 84.3% |
| Completed high school | 60.2% | 79.8% | 83.0% |
| Completed some college | 42.4% | 61.5% | 59.4% |
| Completed associate degree | 21.5% | 39.8% | 38.5% |
| Completed bachelors | 13.1% | 32.0% | 30.3% |
| Completed masters | 3.6% | 11.9% | 11.5% |
| Completed professional degree | 0.7% | 3.9% | 3.3% |
| Completed doctorate | 0.2% | 1.6% | 1.3% |
There are a total of 14 public schools, 1 private schools and n/a post-secondary schools in Sanger. Using the proficiency score averages, the average test scores for Sanger, CA schools is 42%. The average student to teacher ratio is 19:1. In Sanger, CA, an average of 65.0% of students have completed 8th grade and an average of 60.2% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Clovis, CA | 117,046 | 58% | 21.2% |
| Kingsburg, CA | 12,458 | 52% | 8.1% |
| Fowler, CA | 6,556 | 46% | 4.9% |
| Reedley, CA | 26,417 | 46% | 5.1% |
| Del Rey, CA | 1,276 | 45% | 7.3% |
| Sanger, CA | 27,475 | 42% | 12.6% |
| City | Population | Avg. Test Scores | National Avg. |
| Colleyville, TX | 27,477 | 71% | 47.7% |
| Wooster, OH | 27,464 | 74% | 54.9% |
| Winona, MN | 27,459 | 46% | 5.0% |
| Lemon Grove, CA | 27,512 | 38% | 21.9% |
| McHenry, IL | 27,514 | 35% | 26.1% |
| Sanger, CA | 27,475 | 42% | 12.6% |
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