| 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 | 

 
				
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				| 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% | 
| Corydon, IN | 3,154 | 56% | 17.2% | 
| New Baden, IL | 3,150 | 40% | 17.7% | 
| Hamburg, NJ | 3,149 | 51% | 5.7% | 
| Grand Saline, TX | 3,148 | 42% | 12.5% | 
| Williamsburg, IA | 3,152 | 83% | 72.9% |