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Alumni: what's one memory from Centennial High School that still sticks with you?
Community prompt from u/allk12. Replies below.
Enrollment
1,643
High
DISTRICT 1,360 · STATE 1,120
SCHOOL COMMUNITY·FULTON COUNTY·NCES 130228002181
Centennial High School
9310 Scott Rd, Roswell, GA 30076 · (470) 254-4230 · Fulton County
GRADES 09–12HIGH13-CITYTITLE IREGULAR SCHOOL1,643 STUDENTS
B+
allk12 Grade
Scored higher than 71% of Georgia public high schools
- A-Test scores Share of students meeting the state standard in reading, math, and other tested subjects, 2023-24 and 2024-25.
- BBeats 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
Student : Teacher
14.2:1
116 FTE teachers
DISTRICT 16.6:1 · STATE 15.2:1
Free / Reduced Lunch
43%
707 students
DISTRICT 58% · 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
| Grade | Students | Share |
|---|---|---|
| Grade 9 | 419 | 26% |
| Grade 10 | 407 | 25% |
| Grade 11 | 435 | 26% |
| Grade 12 | 382 | 23% |
Student demographics
69%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 72% · STATE 71% · US 70%
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
School pathway
Based on published attendance-zone data from Fulton County. Zones change; confirm enrollment with the district.
Test scores
Georgia Milestones 2024-25 . % Proficient or DistinguishedMath
50.9%
GA avg 44.6% . +8.6pp since 2021
What this means: On the Georgia Milestones, Georgia's statewide test, about 51 of every 100 students at this school do math at grade level. The Georgia average is about 45 of 100. Math scores are up about 9 points since 2021.
Georgia Milestones results by year
| School year | Math |
|---|---|
| 2024-25 | 50.9% |
| 2023-24 | 54.0% |
| 2022-23 | 48.4% |
| 2021-22 | 42.3% |
% 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 · methodologyTier
AS EXPECTED
Performing as predicted given the school's student profile
Actual proficiency
54.5%
composite math + reading, all grades
Predicted
55.1%
based on GA schools with similar FRL share
Beats by
-0.7pp
below demographic expectation
What this means: About 54% of students here test proficient in math and reading, compared with the roughly 55% 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 Centennial High School
Centennial High School's state test result (54.5% proficient) is higher than 4 of the 5 schools below with a result.
| School | Students | Low-income | Proficient |
|---|---|---|---|
| Centennial High School this school | 1,643 | 43.0% | 54.5% |
| Riverwood International Charter School Atlanta | 1,737 | 40.5% | 54.3% |
| Dunwoody High School Dunwoody | 2,012 | 36.3% | 45.2% |
| Chamblee High School Chamblee | 1,867 | 43.5% | 59.0% |
| Flowery Branch High Flowery Branch | 1,304 | 40.6% | 34.6% |
| Lakeside High School Atlanta | 2,234 | 47.1% | 41.8% |
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 Centennial High School ranks
Among high schools| Measure | This school | In Georgia | In Fulton County |
|---|---|---|---|
| State test proficiency ranked highest first | 54.5% | #91 of 411 | #11 of 32 |
| Math proficiency ranked highest first | 50.9% | #119 of 417 ▼ 19 | #11 of 32 ▼ 2 |
| Enrollment ranked largest first | 1,643 | #121 of 480 | #14 of 38 |
| Students per teacher ranked fewest first | 14.2:1 | #99 of 413 | #12 of 33 |
| Diversity index ranked most diverse first | 69.3% | #32 of 413 | #5 of 33 |
| Free and reduced lunch ranked highest share first | 43.0% | #341 of 425 | #25 of 36 |
| Enrollment change since 2017-18 ranked steepest decline first | -14.9% | #50 of 168 | #6 of 15 |
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 2024-25Enrollment
1,643
-259 (-14%) vs 2020
-24% since 2000-01, when it was 2,176
Student : Teacher
14.2:1
was 16.3:1
Source: NCES Common Core of Data
Enrollment and staffing by year
| School year | Students | Teachers (FTE) | Students per teacher | Free and reduced lunch |
|---|---|---|---|---|
| 2024-25 | 1,643 | 115.9 | 14.2:1 | 43% (707) |
| 2023-24 | 1,731 | 118.2 | 14.6:1 | 45% (787) |
| 2022-23 | 1,788 | 113.4 | 15.8:1 | 35% (626) |
| 2020-21 | 1,902 | 117 | 16.3:1 | 28% (527) |
| 2017-18 | 1,930 | 113.5 | 17.0:1 | 33% (644) |
| 2015-16 | 1,938 | 119 | 16.3:1 | 35% (673) |
| 2010-11 | 1,948 | 119 | 16.4:1 | 29% (570) |
| 2000-01 | 2,176 | 142 | 15.3:1 | 5% (104) |
Source: NCES Common Core of Data. Rows are the federal collections on file for Centennial High School.
Since 2017-18: students down 15% (1,930 to 1,643); teachers up 2% (113.5 to 115.9).
About Centennial High School
Centennial High School is a mid-sized high school serving families in Roswell, Georgia. Its enrollment is 1,643 students, spread over grades 9 through 12. High schools in Georgia average about 1,120 students, which makes this school 47% bigger than average.
District-wide, Fulton County has 107 schools and 87,563 students.
Of every 100 students at Centennial High School, about 38 are White, the largest group. Other students are 35% Hispanic, 19% Black, 4% multiracial, and 4% Asian. Census estimates put Fulton County at about 38% White, close to the school's figure. Its diversity index, the chance that two randomly chosen students belong to different racial or ethnic groups, is 69%.
The student-to-teacher ratio at Centennial High School is 14.2:1, based on 115.9 full-time-equivalent teachers. Compared with the 15.2:1 average for high schools in Georgia, this school's ratio is lower. Lunch program data show 43% of students are eligible for free or reduced-price meals. Compared with the 62% average for public schools in Fulton County, the school's rate is lower.
Centennial High School earns a B+ on the allk12 Grade, which blends test scores, results against poverty-based expectations, and the three-year trend. It scored higher than 71% of Georgia public high schools.
BeatsExpectations compares each school's average proficiency rate across its state test results with a prediction based on free or reduced-price lunch eligibility. For Centennial High School, the prediction is 55.1% and the result is 54.5%.
In Fulton County, home to about 1,076,561 people, median household income comes to about $95,292, 59% of adults hold a bachelor's degree or higher, and about 8% of people live in poverty. There are 205 public schools in the county, enrolling about 138,270, Centennial High School among them.
Hillside Elementary School is the nearest public school to Centennial High School, about 0.4 miles away. Within five miles of Centennial High School, there are at least 8 other public schools. Among its closest neighbors with test data, Centennial High School is 6th of 9 on proficiency.
Centennial High School falls in the City: Small locale category, used for schools inside a principal city with a population under 100,000.
Since 2020-21, enrollment has fallen 14%, from 1,902 to 1,643. By 2024-25, the school had 14.2 students per teacher, compared with 16.3 in 2020-21.
The discussion board for Centennial High School is open to topics like pickup and drop-off, after-school programs, and teacher feedback. Parents, students, alumni, and staff are welcome to post.
Fulton County at a glance
View full county profilePopulation
1,076,561
Census ACS
Median income
$95,292
Household, ACS
Bachelor's+
59%
Adults 25+
Poverty rate
8%
Below federal line
Schools in county
205
138,270 students
Quick facts
Related schools
Other schools in Fulton County
- Westlake High SchoolHigh · 2,056 students
- Roswell High SchoolHigh · 2,035 students
- Alpharetta High SchoolHigh · 2,024 students
- Milton High SchoolHigh · 1,999 students
- Langston Hughes High SchoolHigh · 1,891 students
- Johns Creek High SchoolHigh · 1,789 students
Other schools in Roswell
- Roswell High SchoolHigh · 2,035 students
- Roswell North Elementary SchoolElementary · 950 students
- Crabapple Middle SchoolMiddle · 881 students
- Elkins Pointe Middle SchoolMiddle · 857 students
- International Charter School of AtlantaElementary · 846 students
- Sweet Apple Elementary SchoolElementary · 845 students
Other Centennial High schools
16 other US public schools in 14 states are named Centennial High. Centennial High School is the 10th largest of the 17.
- Centennial High SchoolLas Vegas, NV · 2,961 students
- Centennial HighCorona, CA · 2,712 students
- Centennial HighBakersfield, CA · 2,212 students
- Centennial High SchoolCIRCLE PINES, MN · 2,067 students
- Centennial High SchoolPEORIA, AZ · 2,026 students
Nearby schools
- Hillside Elementary School0.4 mi · 497
- Holcomb Bridge Middle School1.0 mi · 598
- River Eves Elementary School1.5 mi · 495
- Jackson Elementary School1.6 mi · 489
- Northwood Elementary School1.8 mi · 576
- Barnwell Elementary School2.3 mi · 672
Frequently asked questions
About Centennial High SchoolHow large is Centennial High School?
Centennial High School enrolls approximately 1,643 students in grades 09-12.
What age range does Centennial High School serve?
Centennial High School serves students from grade 09 through grade 12.
How many students per teacher at Centennial High School?
Approximately 14.2:1 students per teacher at Centennial High School.
How diverse is Centennial High School?
Centennial High School reports a student body of 38% White, 35% Hispanic, 19% Black, 4% Asian, 4% Two or more.
What district is Centennial High School in?
Centennial High School is part of Fulton County.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.