| Index | Littleton | 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 | Littleton | Illinois | National |
| Completed 8th grade | 82.9% | 86.2% | 84.3% |
| Completed high school | 78.1% | 84.7% | 83.0% |
| Completed some college | 40.0% | 61.8% | 59.4% |
| Completed associate degree | 26.7% | 40.7% | 38.5% |
| Completed bachelors | 15.2% | 32.9% | 30.3% |
| Completed masters | 5.7% | 12.7% | 11.5% |
| Completed professional degree | 0.0% | 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 Littleton. Using the proficiency score averages, the average test scores for Littleton, IL schools is n/a. The average student to teacher ratio is n/a. In Littleton, IL, an average of 82.9% of students have completed 8th grade and an average of 78.1% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Colchester, IL | 1,347 | 26% | 46.4% |
| Rushville, IL | 2,248 | 23% | 52.8% |
| Astoria, IL | 1,154 | 22% | 54.5% |
| Table Grove, IL | 363 | 14% | 70.1% |
| Littleton, IL | 149 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Starr, SC | 149 | 57% | 18.8% |
| Boones Mill, VA | 149 | 87% | 81.3% |
| San Lorenzo, NM | 149 | 55% | 14.6% |
| Blairsburg, IA | 149 | 70% | 45.8% |
| Clearmont, WY | 148 | 65% | 35.4% |
| Littleton, IL | 149 | n/a |
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