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Schools›Georgia›Decatur
SCHOOL COMMUNITY·CITY SCHOOLS OF DECATUR·NCES 130168000802

Decatur High School

310 N McDonough St, Decatur, GA 30030 · (404) 370-4420 · DeKalb County
GRADES 09–12HIGH21-SUBURBREGULAR SCHOOL1,901 STUDENTS
A-
allk12 Grade
Scored higher than 75% of Georgia public high schools
  • ATest scores Share of students meeting the state standard in reading, math, and other tested subjects, 2023-24 and 2024-25.
  • B-Beats expectations How far test scores land above or below what the share of low-income students predicts for a school in this state.
  • ·Three-year trend Not available for this school, so the grade uses the other parts.

Grades compare a school only with schools in the same state, because every state gives its own test. How grades work · Top-graded Georgia public high schools

Enrollment
1,901
High
DISTRICT 596 · STATE 1,120
Student : Teacher
14.4:1
132 FTE teachers
DISTRICT 11.6:1 · STATE 15.2:1
Free / Reduced Lunch
17%
315 students
DISTRICT 16% · STATE 74%
Community
6
0 members
Enrollment and student:teacher ratio compared against other high schools. Free/Reduced Lunch and demographics compared against all schools.

Enrollment by grade, 2024-25

GradeStudentsShare
Grade 948125%
Grade 1046324%
Grade 1150126%
Grade 1245624%
Student demographics
58%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 59% · STATE 71% · US 70%
White
1,12759%
DISTRICT 60% · STATE 34% · US 43%
Hispanic
1096%
DISTRICT 6% · STATE 19% · US 30%
Black
43723%
DISTRICT 19% · STATE 36% · US 15%
Asian
794%
DISTRICT 5% · STATE 5% · US 6%
Two+
1448%
DISTRICT 9% · STATE 5% · US 5%
Native American
50%
DISTRICT 0% · STATE 0% · US 1%
Student head counts by race/ethnicity from federal NCES enrollment data. District, state, and US figures are each group's share of all public school students in that area (US excludes territories). Very small groups may be suppressed in the source, so categories do not always sum exactly to total enrollment.
Gender split
Male
95050%
Female
95150%

School pathway

Feeds from
Beacon Hill Middle School06–08
Based on grade levels within City Schools of Decatur. Attendance zones can vary; confirm enrollment with the district.

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Test scores

Georgia Milestones 2024-25 . % Proficient or Distinguished
Math
47.8%
GA avg 44.6% . +0.9pp since 2021

What this means: On the Georgia Milestones, Georgia's statewide test, about 48 of every 100 students at this school do math at grade level. The Georgia average is about 45 of 100. Math scores have held steady since 2021.

Georgia Milestones results by year

School yearMath
2024-2547.8%
2023-2460.4%
2022-2352.3%
2021-2246.9%
% Proficient or Distinguished, all students and all tested grades.
Source: Georgia Milestones. All students, all grades. See all years and grades →

BeatsExpectations

Demographically-adjusted score · methodology
Tier
AS EXPECTED
Performing as predicted given the school's student profile
Actual proficiency
65.5%
composite math + reading, all grades
Predicted
68.8%
based on GA schools with similar FRL share
Beats by
-3.3pp
below demographic expectation

What this means: About 66% of students here test proficient in math and reading, compared with the roughly 69% typical for Georgia schools with a similar share of low-income students. BeatsExpectations measures results against demographically similar schools rather than by raw scores, and this school falls within the typical range, neither among Georgia's top nor bottom 10%.

BeatsExpectations runs a per-state regression of proficiency on free/reduced-lunch share, then scores each school by residual. How this is calculated →

Schools most like Decatur High School

Decatur High School's state test result (65.5% proficient) is higher than 0 of the 5 schools below with a result.

SchoolStudentsLow-incomeProficient
Decatur High School this school1,90116.6%65.5%
Greenbrier High School
Evans
1,93516.4%69.2%
Harrison High School
Kennesaw
2,22416.0%72.4%
Starrs Mill High School
Fayetteville
1,35712.7%76.0%
Whitewater High School
Fayetteville
1,30324.2%68.3%
Lassiter High School
Marietta
2,00513.6%79.7%
Matched among Georgia high schools on enrollment, the share of students from low-income families (eligible for free or reduced-price lunch), and racial and ethnic makeup. Proficient is the average share of students meeting the state standard across all of the school's state tests in 2023-24 and 2024-25, the same combined score our test-score rankings use. Online schools and schools serving specialized populations are not matched.

Where Decatur High School ranks

Among high schools
MeasureThis schoolIn GeorgiaIn DeKalb County
State test proficiency
ranked highest first
65.5%#45 of 411#3 of 25
Math proficiency
ranked highest first
47.8%#140 of 417
▼ 74
#4 of 25
▼ 2
Enrollment
ranked largest first
1,901#86 of 480#3 of 29
Students per teacher
ranked fewest first
14.4:1#106 of 413#9 of 25
Diversity index
ranked most diverse first
58.5%#164 of 413#9 of 25
Free and reduced lunch
ranked highest share first
16.6%#407 of 425#27 of 27
Enrollment change since 2017-18
ranked fastest growth first
+42.0%#10 of 226#2 of 14
Ranked against other public high schools. Online schools are left out of every list, and test-score lists leave out schools that serve specialized populations. Each rank links to the full list. Arrows under a test-score rank show places moved since the prior test year, among schools tested both years.

4-year change

SY 2020-21 vs SY 2024-25
Enrollment
1,901
+215 (+13%) vs 2020
+345% since 1990-91, when it was 427
Student : Teacher
14.4:1
was 14.9:1
Source: NCES Common Core of Data

Enrollment and staffing by year

School yearStudentsTeachers (FTE)Students per teacherFree and reduced lunch
2024-251,901132.314.4:117% (315)
2023-241,834130.914.0:118% (330)
2022-231,853123.115.1:112% (230)
2020-211,68611314.9:110% (161)
2017-181,3399713.8:117% (233)
2015-161,1588313.9:118% (206)
2010-117585713.3:126% (194)
2000-016925113.6:126% (183)
1990-914274210.2:1N/A
Source: NCES Common Core of Data. Rows are the federal collections on file for Decatur High School.

Since 2017-18: students up 42% (1,339 to 1,901); teachers up 36% (97 to 132.3).

About Decatur High School

A high-enrollment high school in Decatur, Georgia, Decatur High School is part of City Schools of Decatur. Students in grades 9 through 12 make up the school's enrollment of 1,901 students. By comparison, high schools in Georgia enroll about 1,120 students on average.

Decatur High School is a school in City Schools of Decatur. The district has 9 schools and 5,367 students.

The student body at Decatur High School is 59% White. It is also 23% Black, 8% multiracial, 6% Hispanic, and 4% Asian. DeKalb County's residents are about 29% White, 30 points below the school's share. On a 0 to 100 scale, the school's diversity index is 58, compared with 70 nationally.

For every teacher at Decatur High School, there are about 14.4 students; the school has 132.3 full-time-equivalent teachers. Compared with the 15.2:1 average for high schools in Georgia, this school's ratio is lower. The eligibility rate for free or reduced-price meals is 17%. Compared with the 77% average for public schools in DeKalb County, the school's rate is lower.

On the allk12 Grade, Decatur High School lands at A-, ahead of 75% of Georgia public high schools.

Test results at Decatur High School are 3.3 points below what its free or reduced-price lunch share predicts (65.5% actual, 68.8% predicted).

The school's county is DeKalb County. According to Census Bureau estimates, median household income comes to about $80,644, roughly 47% of adults have a four-year degree or more, and the poverty rate is about 10%. Decatur High School shares DeKalb County with 153 other public schools.

Beacon Hill Middle School is the nearest public school to Decatur High School, about 0.2 miles away. Other public schools within five miles number at least 8. The nearest schools with test data average 73.6%, higher than Decatur High School's 65.5%.

The federal government classifies Decatur High School's location as Suburb: Large.

Enrollment was 1,901 in 2024-25. In 2020-21, it was 1,686.

This community page is for conversations about fundraisers, report cards, and school supplies. You can also rate the school on this page.

DeKalb County at a glance

View full county profile
Population
765,351
Census ACS
Median income
$80,644
Household, ACS
Bachelor's+
47%
Adults 25+
Poverty rate
10%
Below federal line
Schools in county
154
102,960 students

Quick facts

School name
Decatur High School
District
City Schools of Decatur
Address
310 N McDonough St, Decatur, GA 30030
Phone
(404) 370-4420
County
DeKalb County
Level
High
Grade range
09–12
Total enrollment
1,901
Teachers (FTE)
132
Student–teacher ratio
14.4:1
Free and reduced lunch
315 (17%)
Locale
21-Suburb: Large
NCES ID
130168000802
Charter school
No
Virtual school
No

Related schools

Other schools in City Schools of Decatur
Other schools in Decatur
Other Decatur High schools

4 other US public schools in 5 states are named Decatur High. Decatur High School is the largest of the 5.

Nearby schools

Frequently asked questions

About Decatur High School
What is the total enrollment at Decatur High School?
Decatur High School enrolls approximately 1,901 students in grades 09-12.
What age range does Decatur High School serve?
Decatur High School serves students from grade 09 through grade 12.
How many students per teacher at Decatur High School?
Approximately 14.4:1 students per teacher at Decatur High School.
How diverse is Decatur High School?
Decatur High School reports a student body of 59% White, 6% Hispanic, 23% Black, 4% Asian, 8% Two or more.
What district is Decatur High School in?
Decatur High School is part of City Schools of Decatur.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.
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