| Index | Buffalo | Illinois | National |
| Average Test Scores | 25% | 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 | Buffalo | Illinois | National |
| Completed 8th grade | 82.1% | 86.2% | 84.3% |
| Completed high school | 82.1% | 84.7% | 83.0% |
| Completed some college | 40.1% | 61.8% | 59.4% |
| Completed associate degree | 18.5% | 40.7% | 38.5% |
| Completed bachelors | 13.6% | 32.9% | 30.3% |
| Completed masters | 2.8% | 12.7% | 11.5% |
| Completed professional degree | 0.6% | 3.4% | 3.3% |
| Completed doctorate | 0.0% | 1.2% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in Buffalo. Using the proficiency score averages, the average test scores for Buffalo, IL schools is 25%. The average student to teacher ratio is n/a. In Buffalo, IL, an average of 82.1% of students have completed 8th grade and an average of 82.1% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Sherman, IL | 4,470 | 67% | 38.5% |
| Stonington, IL | 671 | 50% | 4.2% |
| Cantrall, IL | 104 | 45% | 6.3% |
| Williamsville, IL | 1,468 | 45% | 6.3% |
| Illiopolis, IL | 767 | 38% | 20.3% |
| Buffalo, IL | 345 | 25% | 48.6% |
| City | Population | Avg. Test Scores | National Avg. |
| Iliff, CO | 345 | 32% | 33.3% |
| Altenburg, MO | 345 | 45% | 6.3% |
| Birchwood, WI | 345 | 46% | 5.2% |
| Bowler, WI | 345 | 17% | 64.6% |
| Eighty Four, PA | 345 | 80% | 65.6% |
| Buffalo, IL | 345 | 25% | 48.6% |
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