| Index | Clarence | New York | National |
| Average Test Scores | 83% | 56% | 48% |
| Student/Teacher ratio | n/a | n/a | 16:1 |
| Total public schools | n/a | 4,060 | 79,221 |
| Total private schools | n/a | 1,092 | 24,874 |
| Total post-secondary schools | n/a | 483 | 7,963 |
| Index | Clarence | New York | National |
| Completed 8th grade | 93.0% | 83.5% | 84.3% |
| Completed high school | 92.5% | 82.1% | 83.0% |
| Completed some college | 72.3% | 59.5% | 59.4% |
| Completed associate degree | 53.3% | 43.4% | 38.5% |
| Completed bachelors | 45.8% | 34.7% | 30.3% |
| Completed masters | 27.1% | 15.1% | 11.5% |
| Completed professional degree | 8.0% | 4.2% | 3.3% |
| Completed doctorate | 4.4% | 1.5% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in Clarence. Using the proficiency score averages, the average test scores for Clarence, NY schools is 83%. The average student to teacher ratio is n/a. In Clarence, NY, an average of 93.0% of students have completed 8th grade and an average of 92.5% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Williamsville, NY | 5,194 | 74% | 54.5% |
| East Aurora, NY | 6,172 | 73% | 51.0% |
| Akron, NY | 2,860 | 70% | 45.8% |
| Clarence Center, NY | 3,211 | 70% | 44.8% |
| Orchard Park, NY | 3,131 | 67% | 40.5% |
| Clarence, NY | 2,238 | 83% | 72.6% |
| City | Population | Avg. Test Scores | National Avg. |
| Linden, TX | 2,238 | 37% | 23.6% |
| Gibbsboro, NJ | 2,238 | 45% | 7.3% |
| Madison, NE | 2,239 | 36% | 26.0% |
| Amelia, LA | 2,236 | 72% | 50.0% |
| Chetek, WI | 2,235 | 41% | 15.4% |
| Clarence, NY | 2,238 | 83% | 72.6% |
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