| Index | South Beloit | Illinois | National |
| Average Test Scores | 36% | 33% | 48% |
| Student/Teacher ratio | 16:1 | 18:1 | 16:1 |
| Total public schools | 6 | 3,938 | 79,221 |
| Total private schools | 1 | 1,438 | 24,874 |
| Total post-secondary schools | n/a | 306 | 7,963 |

| Index | South Beloit | Illinois | National |
| Completed 8th grade | 85.7% | 86.2% | 84.3% |
| Completed high school | 84.5% | 84.7% | 83.0% |
| Completed some college | 50.6% | 61.8% | 59.4% |
| Completed associate degree | 28.6% | 40.7% | 38.5% |
| Completed bachelors | 18.6% | 32.9% | 30.3% |
| Completed masters | 4.4% | 12.7% | 11.5% |
| Completed professional degree | 1.1% | 3.4% | 3.3% |
| Completed doctorate | 0.8% | 1.2% | 1.3% |
There are a total of 6 public schools, 1 private schools and n/a post-secondary schools in South Beloit. Using the proficiency score averages, the average test scores for South Beloit, IL schools is 36%. The average student to teacher ratio is 16:1. In South Beloit, IL, an average of 85.7% of students have completed 8th grade and an average of 84.5% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Roscoe, IL | 10,953 | 56% | 17.0% |
| Rockton, IL | 8,007 | 54% | 13.2% |
| Janesville, WI | 66,492 | 39% | 18.1% |
| Orfordville, WI | 1,507 | 38% | 20.5% |
| Clinton, WI | 2,042 | 36% | 26.0% |
| South Beloit, IL | 7,924 | 36% | 25.3% |
| City | Population | Avg. Test Scores | National Avg. |
| Senatobia, MS | 7,927 | 45% | 6.3% |
| Hood River, OR | 7,928 | 52% | 8.0% |
| Holly Springs, MS | 7,919 | 25% | 47.5% |
| Butler, NJ | 7,929 | 62% | 28.1% |
| South Boston, VA | 7,916 | 78% | 62.2% |
| South Beloit, IL | 7,924 | 36% | 25.3% |