| District | City | Rating | Students | Schools | Grades | Zip Codes |
|---|---|---|---|---|---|---|
| Chester County School District | Carlisle | 4/10 Below Average · 31st pct | 4,767 | 12 | PK–12 | 1 |
| Union County School District | Buffalo | 3/10 Below Average · 21st pct | 3,788 | 7 | PK–12 | 4 |
How Union County compares
Together they enroll 8,555 students across 19 schools. The largest is Chester County School District with 4,767 students. Districts here average 3.5/10, below the South Carolina average of 5.3/10. Ratings range from 3/10 to 4/10.
School Districts in Union County, South Carolina
Union County has 2 public school districts covering 5 zip codes. The top-rated district in Union County is Chester County School District (4/10). 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 South Carolina. 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, SC?
2 school districts serve zip codes in Union County, SC. 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, SC?
Of the districts serving Union County, Chester County School District has the highest rating on this site at 4/10. That places it in the 31st percentile among South Carolina school districts.
How are these school district ratings calculated?
Each rating is the share of students scoring proficient or above on South Carolina reading and math assessments, ranked against other districts in South Carolina and converted to a 1–10 scale. Percentiles compare districts within South Carolina only, never across state lines.