| Index | Westfield | Illinois | National |
| Average Test Scores | n/a | 33% | 48% |
| Student/Teacher ratio | n/a | 18:1 | 16:1 |
| Total public schools | n/a | 3,938 | 79,221 |
| Total private schools | n/a | 1,438 | 24,874 |
| Total post-secondary schools | n/a | 306 | 7,963 |
| Index | Westfield | Illinois | National |
| Completed 8th grade | 85.1% | 86.2% | 84.3% |
| Completed high school | 83.7% | 84.7% | 83.0% |
| Completed some college | 46.1% | 61.8% | 59.4% |
| Completed associate degree | 15.7% | 40.7% | 38.5% |
| Completed bachelors | 9.0% | 32.9% | 30.3% |
| Completed masters | 2.4% | 12.7% | 11.5% |
| Completed professional degree | 0.4% | 3.4% | 3.3% |
| Completed doctorate | 0.4% | 1.2% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in Westfield. Using the proficiency score averages, the average test scores for Westfield, IL schools is n/a. The average student to teacher ratio is n/a. In Westfield, IL, an average of 85.1% of students have completed 8th grade and an average of 83.7% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Casey, IL | 2,655 | 39% | 19.3% |
| Toledo, IL | 1,163 | 28% | 42.4% |
| Charleston, IL | 20,141 | 27% | 44.8% |
| Oakland, IL | 1,062 | 22% | 53.6% |
| Ashmore, IL | 1,021 | 20% | 58.3% |
| Westfield, IL | 570 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Roberts, ID | 570 | 25% | 49.0% |
| New Stuyahok, AK | 570 | 7% | 86.5% |
| Charter Oak, IA | 570 | 59% | 21.9% |
| Motley, MN | 570 | 45% | 7.3% |
| Tall Timbers, MD | 570 | 50% | 4.2% |
| Westfield, IL | 570 | n/a |
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