Union Grove High

Union Grove High is one of the reasonably sized secondary schools in McDonough, Georgia, overseen by Henry County, with 1,622 students on its rolls from grades 9 through 12. Enrollment runs roughly 45% above the state mean of about 1,120.

Henry County comprises 53 schools with combined enrollment of 43,012 students; Union Grove High is among them.

On the student-mix side, Union Grove High lists that Black students make up the majority at 55%; the rest comes out to 22% White, 10% Hispanic, 7% Asian, 6% multiracial. That composition is broadly in line with Henry County as a whole.

Looking at school resources, On paper, Union Grove High has 86 full-time-equivalent teachers, translating to a class-load average of around 18.9:1. Statewide, the average ratio sits near 15.2:1, putting Union Grove High higher than the state norm the norm. An estimated 36% of students are eligible for free or reduced-price lunch, which schools and policymakers use as a rough income-mix signal. Set against Henry County (around 63%), the school's rate is south of typical.

With demographic context factored in, Union Grove High tracks the demographic baseline. The model predicts 58.8% given the school's FRL share; actual proficiency is 59.5%.

Around the school, community-level numbers for Henry County indicate the typical household earns roughly $83,146 per year, 30% of adults hold a bachelor's degree or higher, and the poverty rate sits near 8%. Union Grove High is one of 54 public schools in Henry County (combined enrollment of about 43,102 students).

The closest other public school is East Lake Elementary, roughly 0.3 miles away. Within five miles, there are 8 other public schools. Among the 9 schools in that immediate cluster with test data (this one included), Union Grove High ranks 1st on composite proficiency, ahead of the local average of 32.5%.

The campus sits in an outlying setting.

Trend over the last 7 years. Looking back 7 years, enrollment at Union Grove High has climbed 6%, going from 1,536 students in 2018 to 1,622 in 2025. White enrollment moved from 54% to 22% across the same window. The student-to-teacher ratio loosened from 16.8:1 in 2018 to 18.9:1 today.

On allk12, recent activity here tends to focus on open house dates, ride-share offers, and field-trip permission slips. Anyone with firsthand experience at this school can post or comment.