Union County High

Union County High operates as a mid-sized high school in Union, South Carolina, one of the schools within Union 01. Current enrollment sits at 1,024 students spanning grades 9 through 12.

Within Union 01, which oversees 6 schools and 3,542 students, Union County High is one campus in the system.

For racial and ethnic makeup, Union County High lists that 51% of students identify as White, with the remaining enrollment distributed across several groups. Other groups include 35% Black, 9% multiracial, 4% Hispanic. By comparison, Union County as a whole is about 65% White, so the school skews considerably less White than its surroundings.

Looking at school resources, Staff filings list 48 full-time-equivalent teachers, which works out to roughly 21.3:1 students per teacher. Statewide, the average ratio sits near 15.5:1, putting Union County High higher than the state norm the norm.

In the broader community, ACS estimates for Union County put median household income runs about $41,621, roughly 15% of adults have completed at least a four-year degree, and roughly 19% of residents live below the federal poverty line. In all, Union County runs 7 public schools (combined enrollment of about 3,542 students), of which Union County High is one.

The closest other public school is Foster Park Elementary, roughly 2.0 miles away. Within five miles, there are 4 other public schools.

Geographically, the school is in a town-center area.

Trend over the last 7 years. Over the past 7-year window, the student count shrank 6%: 1,088 students in 2018 compared to 1,024 in 2025. White enrollment moved from 56% to 51% across the same window. The student-to-teacher ratio rose from 20.0:1 in 2018 to 21.3:1 today.

On allk12, posts here usually surface around enrollment questions, classroom assignments, and PTA news. Parents, students, alumni, and staff are welcome to weigh in.