| District | City | Rating | Students | Schools | Grades | Zip Codes |
|---|---|---|---|---|---|---|
| Lewisburg Area School District | Lewisburg | 10/10 Excellent · 94th pct | 1,863 | 4 | PK–12 | 2 |
| Warrior Run School District | Allenwood | 8/10 Good · 76th pct | 1,461 | 3 | K–12 | 1 |
| Mifflinburg Area School District | Hartleton | 7/10 Good · 60th pct | 1,676 | 4 | K–12 | 7 |
| Milton Area School District | New Columbia | 6/10 Average · 55th pct | 1,920 | 4 | K–12 | 2 |
How Union County compares
Together they enroll 6,920 students across 15 schools. The largest is Milton Area School District with 1,920 students. Districts here average 7.8/10, above the Pennsylvania average of 5.5/10. Ratings range from 6/10 to 10/10.
School Districts in Union County, Pennsylvania
Union County has 4 public school districts covering 12 zip codes. The top-rated district in Union County is Lewisburg Area 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 Union County, PA?
4 school districts serve zip codes in Union 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 Union County, PA?
Of the districts serving Union County, Lewisburg Area School District has the highest rating on this site at 10/10. That places it in the 94th 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.