| Index | London Mills | Illinois | National |
| Average Test Scores | 38% | 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 | London Mills | Illinois | National |
| Completed 8th grade | 81.7% | 86.2% | 84.3% |
| Completed high school | 81.7% | 84.7% | 83.0% |
| Completed some college | 43.8% | 61.8% | 59.4% |
| Completed associate degree | 21.3% | 40.7% | 38.5% |
| Completed bachelors | 12.1% | 32.9% | 30.3% |
| Completed masters | 2.1% | 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 London Mills. Using the proficiency score averages, the average test scores for London Mills, IL schools is 38%. The average student to teacher ratio is n/a. In London Mills, IL, an average of 81.7% of students have completed 8th grade and an average of 81.7% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Williamsfield, IL | 526 | 44% | 8.3% |
| Canton, IL | 13,910 | 33% | 31.5% |
| Farmington, IL | 2,015 | 32% | 33.3% |
| Cuba, IL | 1,093 | 27% | 43.1% |
| Abingdon, IL | 3,673 | 27% | 43.2% |
| London Mills, IL | 334 | 38% | 20.5% |
| City | Population | Avg. Test Scores | National Avg. |
| Inchelium, WA | 334 | 33% | 30.6% |
| Bronson, IA | 334 | 80% | 65.6% |
| Nashua, MT | 334 | 45% | 6.3% |
| Stapleton, NE | 334 | 70% | 45.8% |
| Arimo, ID | 334 | 51% | 6.3% |
| London Mills, IL | 334 | 38% | 20.5% |