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SCHOOL COMMUNITY·GWINNETT COUNTY·NCES 130255004149

Northbrook Middle School

1221 Northbrook Pkwy, Suwanee, GA 30024 · (678) 407-7140 · Gwinnett County
GRADES 06–08MIDDLE21-SUBURBTITLE IREGULAR SCHOOL944 STUDENTS
Enrollment
944
Middle
DISTRICT 1,431 · STATE 763
Student : Teacher
15.1:1
63 FTE teachers
DISTRICT 14.7:1 · STATE 14.1:1
Free / Reduced Lunch
63%
597 students
DISTRICT 63% · STATE 74%
Community
1
0 members
Enrollment and student:teacher ratio compared against other middle schools. Free/Reduced Lunch and demographics compared against all schools.
Enrollment by grade
Grade 6
298
Grade 7
321
Grade 8
325
Student demographics
White
11%
DISTRICT 15% · STATE 34%
Hispanic
38%
DISTRICT 36% · STATE 19%
Black
28%
DISTRICT 32% · STATE 36%
Asian
19%
DISTRICT 13% · STATE 5%
Two+
5%
DISTRICT 4% · STATE 5%
Native American
n/r
Pacific Islander
n/r
n/r: not reliably reported by NCES for this school. Hispanic, Pacific Islander, and Native American enrollment are systematically under-reported in the source data.
Gender split
Male
50%
Female
50%

Discussions

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Test scores

Georgia Milestones 2024-25 . % Proficient or Distinguished
English Language Arts
51.6%
GA avg 40.1% . -0.2pp since 2021
Math
60.5%
GA avg 44.6% . +4.3pp since 2021
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
58.9%
composite math + reading, all grades
Predicted
44.7%
based on GA schools with similar FRL share
Beats by
+14.2pp
above demographic expectation
BeatsExpectations runs a per-state regression of proficiency on free/reduced-lunch share, then scores each school by residual. How this is calculated →

7-year change

SY 2017-18 vs SY 2024-25
Enrollment
944
-112 (-11%) vs 2017
Student : Teacher
15.1:1
was 16.9:1
% White
11%
was 16%
% Hispanic
38%
was 34%
% Black
28%
was 30%
% Asian
19%
was 16%
Source: NCES Common Core of Data

About Northbrook Middle School

Northbrook Middle School, a mid-tier 6-8 campus in Suwanee, Georgia, overseen by Gwinnett County, teaches 944 students, covering grades 6 through 8. By comparison, Georgia's public schools average about 763 students each, so Northbrook Middle School sits 24% bigger than that benchmark.

Northbrook Middle School is one of 141 schools operated by Gwinnett County, a district that caters to 182,518 students overall.

On demographics, Northbrook Middle School records that 38% of students identify as Hispanic, with the remaining enrollment distributed across several groups. Other groups include 28% Black, 19% Asian, 11% White, 5% multiracial. That is meaningfully more Hispanic than the county at large, where the share is closer to 24%.

Looking at school resources, On paper, Northbrook Middle School has 63 full-time-equivalent teachers, translating to a class-load average of around 15.1:1. That figure is higher than the state norm's 14.1:1 average. An estimated 63% of students are eligible for free or reduced-price lunch, often used as a Title I proxy.

Adjusting for the school's free-and-reduced-lunch share, Northbrook Middle School tracks the demographic baseline. The model predicts 44.7% given the school's FRL share; actual proficiency is 58.9%.

In the broader community, ACS estimates for Gwinnett County put median household income runs about $87,890, roughly 39% of adults have completed at least a four-year degree, and roughly 9% of residents live below the federal poverty line. In all, Gwinnett County runs 150 public schools (combined enrollment of about 196,924 students), of which Northbrook Middle School is one.

Peachtree Ridge High School is the nearest neighboring public school, about 1.2 miles from this campus. 8 of the 8 nearest public schools sit inside a five-mile radius. Ranking that nearby cluster on reported proficiency puts Northbrook Middle School at 3rd of 8; the average score across the group is 56.6%.

The campus sits in a bedroom-community setting.

Over the past 7-year window. Over the past 7-year window, the student count edged down 11%: 1,056 students in 2018 compared to 944 in 2025. The White share of enrollment fell from 16% to 11% over that span. Class-load math has narrowed: from 16.9:1 in 2018 to 15.1:1 in 2025.

On the community side, the page collects discussion, questions, and updates around school events, parent volunteer needs, and clubs. Parents, students, alumni, and staff are welcome to weigh in.

Gwinnett County at a glance

View full county profile
Population
979,864
Census ACS
Median income
$87,890
Household, ACS
Bachelor's+
39%
Adults 25+
Poverty rate
9%
Below federal line
Schools in county
150
196,924 students

Quick facts

School name
Northbrook Middle School
District
Gwinnett County
Address
1221 Northbrook Pkwy, Suwanee, GA 30024
Phone
(678) 407-7140
County
Gwinnett County
Level
Middle
Grade range
06–08
Total enrollment
944
Teachers (FTE)
63
Student–teacher ratio
15.1:1
Free/Reduced lunch
597 (63%)
Locale
21-Suburb: Large
NCES ID
130255004149
Charter school
No
Virtual school
No

Related schools

Other schools in Gwinnett County
Other schools in Suwanee
Nearby schools

Frequently asked questions

About Northbrook Middle School
How large is Northbrook Middle School?
Northbrook Middle School enrolls approximately 944 students in grades 06-08.
Is Northbrook Middle School an elementary, middle, or high school?
Northbrook Middle School is a middle school covering grades 06-08.
How many teachers does Northbrook Middle School have?
Northbrook Middle School employs 63 FTE teachers, for a student-to-teacher ratio of 15.1:1.
What is the student diversity at Northbrook Middle School?
Student demographics at Northbrook Middle School are roughly 11% White, 38% Hispanic, 28% Black, 19% Asian, 5% Two or more.
What district is Northbrook Middle School in?
Northbrook Middle School is part of Gwinnett County.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.
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