| Index | Naperville | Illinois | National | 
| Average Test Scores | 65% | 33% | 48% | 
| Student/Teacher ratio | 19:1 | 18:1 | 16:1 | 
| Total public schools | 40 | 3,938 | 79,221 | 
| Total private schools | 14 | 1,438 | 24,874 | 
| Total post-secondary schools | 2 | 306 | 7,963 | 

 
				
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				| Index | Naperville | Illinois | National | 
| Completed 8th grade | 96.5% | 86.2% | 84.3% | 
| Completed high school | 95.9% | 84.7% | 83.0% | 
| Completed some college | 85.8% | 61.8% | 59.4% | 
| Completed associate degree | 72.0% | 40.7% | 38.5% | 
| Completed bachelors | 66.0% | 32.9% | 30.3% | 
| Completed masters | 29.5% | 12.7% | 11.5% | 
| Completed professional degree | 7.1% | 3.4% | 3.3% | 
| Completed doctorate | 3.3% | 1.2% | 1.3% | 
There are a total of 40 public schools, 14 private schools and 2 post-secondary schools in Naperville. Using the proficiency score averages, the average test scores for Naperville, IL schools is 65%. The average student to teacher ratio is 19:1. In Naperville, IL, an average of 96.5% of students have completed 8th grade and an average of 95.9% have completed high school.
| City | Population | Avg. Test Scores | National Avg. | 
| Oak Brook, IL | 8,085 | 79% | 64.6% | 
| Clarendon Hills, IL | 8,834 | 77% | 59.4% | 
| Hinsdale, IL | 17,366 | 74% | 54.7% | 
| Western Springs, IL | 13,247 | 74% | 54.4% | 
| La Grange, IL | 15,555 | 62% | 29.6% | 
| Naperville, IL | 147,734 | 65% | 35.1% | 
| City | Population | Avg. Test Scores | National Avg. | 
| Rockford, IL | 147,441 | 17% | 65.2% | 
| Joliet, IL | 147,323 | 23% | 51.6% | 
| Killeen, TX | 148,573 | 38% | 21.8% | 
| Bellevue, WA | 146,145 | 72% | 49.9% | 
| Savannah, GA | 145,492 | 30% | 36.8% | 
| Naperville, IL | 147,734 | 65% | 35.1% |