Districts in Williamson County4 districts, sorted by rating
| District | City | Rating | Zip Codes |
|---|---|---|---|
| Carterville Community Unit School District 5 | Cambria | 10/10 Excellent · 90th pct | 1 |
| Marion Community Unit School District 2 | Creal Springs | 8/10 Good · 71st pct | 2 |
| Herrin Community Unit School District 4 | Freeman Spur | 7/10 Good · 66th pct | 6 |
| Johnston City Community Unit School District 1 | Johnston City | 3/10 Below Average · 21st pct | 2 |
School Districts in Williamson County, Illinois
Williamson County has 4 public school districts covering 11 zip codes. The top-rated district in Williamson County is Carterville Community Unit School District 5 (10/10). Ratings are based on the share of students proficient in reading and math on state assessments (Illinois IAR 2023–24 for most districts), ranked against all districts in Illinois. Directory details come from NCES CCD 2024–25.
Enter your zip code on any page to confirm your exact district assignment — district boundaries are address-specific and may not follow county or city lines.