| District | City | Rating | Students | Schools | Grades | Zip Codes |
|---|---|---|---|---|---|---|
| Washington School District | Marthasville | 8/10 Good · 74th pct | 3,720 | 11 | PK–12 | 1 |
| Warren County R-III School District | Truesdale | 5/10 Average · 40th pct | 3,085 | 6 | PK–12 | 2 |
| Wright City R-II of Warren County | Wright City | 4/10 Below Average · 37th pct | 1,769 | 5 | PK–12 | 1 |
How Warren County compares
Together they enroll 8,574 students across 22 schools. The largest is Washington School District with 3,720 students. Districts here average 5.7/10, above the Missouri average of 5.6/10. Ratings range from 4/10 to 8/10.
School Districts in Warren County, Missouri
Warren County has 3 public school districts covering 4 zip codes. The top-rated district in Warren County is Washington School District (8/10). Ratings are based on the share of students proficient in reading and math on state assessments (MAP 2025), 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.
Frequently Asked Questions
How many school districts are in Warren County, MO?
3 school districts serve zip codes in Warren County, MO. This page lists each one with its rating, enrollment, grade span and the zip codes it covers.
What is the best-rated school district in Warren County, MO?
Of the districts serving Warren County, Washington School District has the highest rating on this site at 8/10. That places it in the 74th percentile among Missouri school districts.
How are these school district ratings calculated?
Each rating is the share of students scoring proficient or above on Missouri reading and math assessments, ranked against other districts in Missouri and converted to a 1–10 scale. Percentiles compare districts within Missouri only, never across state lines.