| Index | Williamsburg | Iowa | National |
| Average Test Scores | 83% | 69% | 48% |
| Student/Teacher ratio | 12:1 | 13:1 | 16:1 |
| Total public schools | 3 | 1,101 | 79,221 |
| Total private schools | 1 | 208 | 24,874 |
| Total post-secondary schools | n/a | 96 | 7,963 |
| Index | Williamsburg | Iowa | National |
| Completed 8th grade | 91.3% | 89.2% | 84.3% |
| Completed high school | 88.9% | 87.7% | 83.0% |
| Completed some college | 55.0% | 59.8% | 59.4% |
| Completed associate degree | 35.2% | 38.4% | 38.5% |
| Completed bachelors | 21.3% | 27.2% | 30.3% |
| Completed masters | 7.4% | 8.7% | 11.5% |
| Completed professional degree | 1.7% | 2.7% | 3.3% |
| Completed doctorate | 1.1% | 1.1% | 1.3% |
There are a total of 3 public schools, 1 private schools and n/a post-secondary schools in Williamsburg. Using the proficiency score averages, the average test scores for Williamsburg, IA schools is 83%. The average student to teacher ratio is 12:1. In Williamsburg, IA, an average of 91.3% of students have completed 8th grade and an average of 88.9% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Marengo, IA | 2,407 | 81% | 68.2% |
| Oxford, IA | 707 | 77% | 60.4% |
| Wellman, IA | 1,428 | 74% | 53.1% |
| Victor, IA | 974 | 73% | 52.6% |
| North English, IA | 957 | 67% | 39.6% |
| Williamsburg, IA | 3,152 | 83% | 72.9% |
| City | Population | Avg. Test Scores | National Avg. |
| Mountain Home AFB, ID | 3,151 | 47% | 2.1% |
| New Baden, IL | 3,150 | 40% | 17.7% |
| Corydon, IN | 3,154 | 56% | 17.2% |
| Hamburg, NJ | 3,149 | 51% | 5.7% |
| Tomahawk, WI | 3,156 | 35% | 27.4% |
| Williamsburg, IA | 3,152 | 83% | 72.9% |
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