| District | City | Rating | Students | Schools | Grades | Zip Codes |
|---|---|---|---|---|---|---|
| Unionville-Chadds Ford School District | Chadds Ford | 10/10 Excellent · 98th pct | 3,816 | 6 | K–12 | 3 |
| Tredyffrin-Easttown School District | Wayne | 10/10 Excellent · 97th pct | 6,893 | 8 | K–12 | 4 |
| Downingtown Area School District | Downingtown | 10/10 Excellent · 94th pct | 13,204 | 16 | K–12 | 2 |
| Owen J. Roberts School District | Chester Springs | 10/10 Excellent · 91st pct | 5,427 | 7 | K–12 | 5 |
| Great Valley School District | Immaculata | 10/10 Excellent · 90th pct | 4,705 | 6 | K–12 | 2 |
| West Chester Area School District | Exton | 9/10 Excellent · 83rd pct | 12,145 | 17 | K–12 | 4 |
| Avon Grove School District | Landenberg | 9/10 Excellent · 80th pct | 5,043 | 4 | K–12 | 3 |
| Phoenixville Area School District | Kimberton | 8/10 Good · 74th pct | 4,037 | 6 | K–12 | 2 |
| Twin Valley School District | Honey Brook | 8/10 Good · 72nd pct | 3,030 | 5 | K–12 | 1 |
| Kennett Consolidated School District | Avondale | 7/10 Good · 66th pct | 3,896 | 6 | K–12 | 2 |
| Oxford Area School District | Nottingham | 5/10 Average · 49th pct | 3,250 | 6 | K–12 | 2 |
| Octorara Area School District | Atglen | 2/10 Poor · 14th pct | 2,075 | 4 | K–12 | 3 |
| Coatesville Area School District | Brandamore | 2/10 Poor · 10th pct | 5,400 | 9 | K–12 | 6 |
How Chester County compares
Together they enroll 72,921 students across 100 schools. The largest is Downingtown Area School District with 13,204 students. Districts here average 7.7/10, above the Pennsylvania average of 5.5/10. Ratings range from 2/10 to 10/10.
School Districts in Chester County, Pennsylvania
Chester County has 13 public school districts covering 39 zip codes. The top-rated district in Chester County is Unionville-Chadds Ford School District (10/10). Ratings are based on the share of students proficient in reading and math on state assessments (PSSA 2024–25), ranked against all districts in Pennsylvania. 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 Chester County, PA?
13 school districts serve zip codes in Chester County, PA. 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 Chester County, PA?
Of the districts serving Chester County, Unionville-Chadds Ford School District has the highest rating on this site at 10/10. That places it in the 98th percentile among Pennsylvania school districts.
How are these school district ratings calculated?
Each rating is the share of students scoring proficient or above on Pennsylvania reading and math assessments, ranked against other districts in Pennsylvania and converted to a 1–10 scale. Percentiles compare districts within Pennsylvania only, never across state lines.