| District | City | Rating | Students | Schools | Grades | Zip Codes |
|---|---|---|---|---|---|---|
| Brentwood School District | Saint Louis | 10/10 Excellent · 99th pct | 775 | 5 | PK–12 | 1 |
| Clayton School District | Saint Louis | 10/10 Excellent · 99th pct | 2,351 | 6 | PK–12 | 1 |
| Ladue School District | Saint Louis | 10/10 Excellent · 99th pct | 4,442 | 8 | PK–12 | 2 |
| Webster Groves School District | Saint Louis | 10/10 Excellent · 98th pct | 4,407 | 9 | PK–12 | 1 |
| Kirkwood R-VII School District | Saint Louis | 10/10 Excellent · 97th pct | 6,175 | 9 | PK–12 | 1 |
| Maplewood-Richmond Heights School District | Saint Louis | 10/10 Excellent · 96th pct | 1,510 | 4 | PK–12 | 2 |
| Lindbergh School District | Saint Louis | 10/10 Excellent · 95th pct | 7,456 | 10 | PK–12 | 2 |
| Rockwood R-VI School District | Chesterfield | 10/10 Excellent · 95th pct | 20,563 | 31 | PK–12 | 6 |
| Parkway C-2 School District | Ballwin | 10/10 Excellent · 92nd pct | 17,134 | 29 | PK–12 | 5 |
| Bayless School District | ST LOUIS | 9/10 Excellent · 87th pct | 1,798 | 3 | PK–12 | 0 |
| Mehlville R-IX School District | Saint Louis | 9/10 Excellent · 85th pct | 10,076 | 19 | PK–12 | 3 |
| Valley Park School District | Valley Park | 8/10 Good · 72nd pct | 803 | 3 | PK–12 | 1 |
| Affton 101 School District | Saint Louis | 6/10 Average · 53rd pct | 2,608 | 4 | PK–12 | 1 |
| Pattonville R-III School District | Maryland Heights | 5/10 Average · 44th pct | 6,102 | 11 | PK–12 | 3 |
| Hancock Place School District | ST LOUIS | 3/10 Below Average · 23rd pct | 1,286 | 3 | PK–12 | 0 |
| University City School District | Saint Louis | 2/10 Poor · 11th pct | 2,535 | 7 | PK–12 | 1 |
| Ritenour School District | Saint Louis | 1/10 Poor · 7th pct | 5,628 | 10 | PK–12 | 1 |
| Hazelwood School District | Florissant | 1/10 Poor · 4th pct | 16,109 | 33 | PK–12 | 5 |
| Ferguson-Florissant R-II School District | Florissant | 1/10 Poor · 2nd pct | 8,759 | 23 | PK–12 | 4 |
| Jennings School District | JENNINGS | 1/10 Poor · 1st pct | 2,407 | 7 | PK–12 | 0 |
| Normandy Schools Collaborative | Saint Louis | 1/10 Poor · 1st pct | 2,894 | 7 | PK–12 | 2 |
| Riverview Gardens School District | Saint Louis | 1/10 Poor · 1st pct | 5,336 | 13 | PK–12 | 2 |
How St. Louis County compares
Together they enroll 131,154 students across 254 schools. The largest is Rockwood R-VI School District with 20,563 students. Districts here average 6.3/10, above the Missouri average of 5.6/10. Ratings range from 1/10 to 10/10.
School Districts in St. Louis County, Missouri
St. Louis County has 22 public school districts covering 44 zip codes. The top-rated district in St. Louis County is Brentwood School District (10/10). 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 St. Louis County, MO?
22 school districts serve zip codes in St. Louis 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 St. Louis County, MO?
Of the districts serving St. Louis County, Brentwood School District has the highest rating on this site at 10/10. That places it in the 99th 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.