Peachtree Ridge High School

Located at 1555 Old Peachtree Rd NW, in Suwanee, Georgia, Peachtree Ridge High School is a substantial 9-12 campus that instructs 3,155 students (grades 9 through 12), run under Gwinnett County. That puts it 182% larger than the typical public school in Georgia, which averages around 1,120 students.

Peachtree Ridge High School is one of 141 schools operated by Gwinnett County, a district that works with 182,518 students overall.

Demographically, Peachtree Ridge High School lists that the most-represented group is Black (30%), with the rest of the student body spread across multiple groups. The remainder comes out to 28% Hispanic, 28% Asian, 11% White, 4% multiracial. That composition is broadly in line with Gwinnett County as a whole.

On the income-and-resources front, On paper, Peachtree Ridge High School has 179 full-time-equivalent teachers, translating to a class-load average of around 17.6:1. That figure is higher than the state norm's 15.2:1 average. About 49% of enrolled students meet the income threshold for free or reduced-price lunch, a commonly cited indicator of low-income enrollment. By comparison, Gwinnett County runs at roughly 60%, so the school's eligibility rate is meaningfully below the surrounding baseline.

With demographic context factored in, Peachtree Ridge High School performs roughly as the BeatsExpectations model predicts for a school with this FRL share. The predicted value is around 52.1%, the actual is 47.7%, a residual of -4.4 points.

In the surrounding community, Gwinnett County reports that median household income runs about $87,890, roughly 39% of adults have completed at least a four-year degree, and the poverty rate sits near 9%. Peachtree Ridge High School is one of 150 public schools in Gwinnett County (combined enrollment of about 196,924 students).

The closest other public school is Parsons Elementary School, roughly 0.2 miles away. 8 of the 8 nearest public schools sit inside a five-mile radius. Among the 8 schools in that immediate cluster with test data (this one included), Peachtree Ridge High School ranks 8th on composite proficiency, below the local average of 62.3%.

Geographically, the school is in an outer-ring area.

Five-year trend. Over the past 7-year window, the student count declined 4%: 3,273 students in 2018 compared to 3,155 in 2025. Over the same period, the White share contracted from 22% to 11%. The student-to-teacher ratio tightened from 18.7:1 in 2018 to 17.6:1 today.

Within the allk12 community for this school, recent activity here tends to focus on science fair prep, picture-day reminders, and bus-route questions. Anyone with firsthand experience at this school can post or comment.