| 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 | 2,459 | 81% | 68.2% |
| Oxford, IA | 735 | 77% | 60.4% |
| Wellman, IA | 1,463 | 74% | 53.1% |
| Victor, IA | 1,010 | 73% | 52.6% |
| North English, IA | 989 | 67% | 39.6% |
| Williamsburg, IA | 3,248 | 83% | 72.9% |
| City | Population | Avg. Test Scores | National Avg. |
| Chattahoochee, FL | 3,248 | 45% | 6.3% |
| Boscobel, WI | 3,247 | 36% | 24.7% |
| Waynesville, OH | 3,250 | 85% | 76.0% |
| Huntington, TX | 3,251 | 48% | 0.2% |
| Union City, PA | 3,251 | 56% | 16.0% |
| Williamsburg, IA | 3,248 | 83% | 72.9% |
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