| District | City | Rating | Students | Schools | Grades | Zip Codes |
|---|---|---|---|---|---|---|
| Francis Howell R-III School District | Saint Charles | 10/10 Excellent · 96th pct | 17,124 | 23 | PK–12 | 4 |
| Fort Zumwalt R-II School District | O Fallon | 10/10 Excellent · 92nd pct | 17,060 | 27 | PK–12 | 3 |
| Wentzville R-IV School District | Foristell | 9/10 Excellent · 89th pct | 17,997 | 22 | PK–12 | 3 |
| Orchard Farm R-V School District | Saint Charles | 9/10 Excellent · 86th pct | 2,376 | 5 | PK–12 | 3 |
How St. Charles County compares
Together they enroll 54,557 students across 77 schools. The largest is Wentzville R-IV School District with 17,997 students. Districts here average 9.5/10, above the Missouri average of 5.5/10. Ratings range from 9/10 to 10/10.
School Districts in St. Charles County, Missouri
St. Charles County has 4 public school districts covering 13 zip codes. The top-rated district in St. Charles County is Francis Howell R-III School District (10/10). Ratings are based on the share of students proficient in reading and math on state assessments (NCES EDFacts, 2021–22 for most districts), ranked against all districts in Missouri. 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.