| Index | Norwalk | Iowa | National |
| Average Test Scores | 81% | 69% | 48% |
| Student/Teacher ratio | 13:1 | 13:1 | 16:1 |
| Total public schools | 5 | 1,101 | 79,221 |
| Total private schools | n/a | 208 | 24,874 |
| Total post-secondary schools | n/a | 96 | 7,963 |
| Index | Norwalk | Iowa | National |
| Completed 8th grade | 95.5% | 89.2% | 84.3% |
| Completed high school | 94.0% | 87.7% | 83.0% |
| Completed some college | 74.2% | 59.8% | 59.4% |
| Completed associate degree | 47.5% | 38.4% | 38.5% |
| Completed bachelors | 36.5% | 27.2% | 30.3% |
| Completed masters | 8.7% | 8.7% | 11.5% |
| Completed professional degree | 1.5% | 2.7% | 3.3% |
| Completed doctorate | 0.4% | 1.1% | 1.3% |
There are a total of 5 public schools, n/a private schools and n/a post-secondary schools in Norwalk. Using the proficiency score averages, the average test scores for Norwalk, IA schools is 81%. The average student to teacher ratio is 13:1. In Norwalk, IA, an average of 95.5% of students have completed 8th grade and an average of 94.0% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Van Meter, IA | 1,386 | 86% | 79.9% |
| Waukee, IA | 22,598 | 85% | 76.3% |
| Grimes, IA | 13,746 | 84% | 75.8% |
| Johnston, IA | 22,077 | 82% | 69.9% |
| Dallas Center, IA | 1,710 | 81% | 68.2% |
| Norwalk, IA | 11,467 | 81% | 67.7% |
| City | Population | Avg. Test Scores | National Avg. |
| Milford, DE | 11,463 | 47% | 1.3% |
| Piedmont, CA | 11,454 | 78% | 62.5% |
| Madison Heights, VA | 11,447 | 79% | 63.5% |
| Grantsville, UT | 11,488 | 41% | 15.6% |
| Elizabethtown, PA | 11,445 | 63% | 31.9% |
| Norwalk, IA | 11,467 | 81% | 67.7% |
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