Decatur High School

Decatur High School is a large senior high in Decatur, Georgia, part of City Schools of Decatur. The school works with 1,901 students in grades 9 through 12. Compared to the state average of about 1,120 students per school, that is 70% larger than typical.

City Schools of Decatur runs 9 schools in total, collectively educating 5,367 students. Decatur High School is one of those campuses.

Looking at the student body, Decatur High School lists that White students make up the majority at 59%. Other groups include 23% Black, 8% multiracial, 6% Hispanic, 4% Asian. By comparison, DeKalb County as a whole is about 29% White, so the school skews meaningfully more White than its surroundings.

On the resource side, On paper, Decatur High School has 132 full-time-equivalent teachers, translating to a class-load average of around 14.4:1. The state averages around 15.2:1, so this campus is tighter than the state norm typical. Around 17% of the student body qualifies for free or reduced-price meals, which schools and policymakers use as a rough income-mix signal. That share is lower than DeKalb County's rate of about 77%.

On a residual basis (actual vs predicted given the student mix), Decatur High School sits in the middle band of the BeatsExpectations distribution. Schools with this campus's student mix typically land near 68.8%; this one delivers 65.5%.

In the surrounding community, census data for DeKalb County shows median household income runs about $80,644, 47% of adults hold a bachelor's degree or higher, and roughly 10% of residents live below the federal poverty line. Across DeKalb County's 154 public schools (combined enrollment of about 102,960 students), Decatur High School is one campus in the mix.

The closest other public school is Beacon Hill Middle School, roughly 0.2 miles away. Within five miles, there are 8 other public schools. Ranking that nearby cluster on reported proficiency puts Decatur High School at 4th of 4; the average score across the group is 73.6%.

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

Looking at the recent track record. Looking back 7 years, enrollment at Decatur High School has edged up 42%, going from 1,339 students in 2018 to 1,901 in 2025. Over the same period, the Black share edged down from 30% to 23%.

Within the allk12 community for this school, posts here usually surface around science fair prep, picture-day reminders, and bus-route questions. Posting is open to anyone connected to the school.