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SCHOOL COMMUNITY·ELMBROOK SCHOOL DISTRICT·NCES 550177000215

Brookfield East High

3305 N Lilly Rd, Brookfield, WI 53005 · (262) 781-3500 · Waukesha County
GRADES 09–12HIGH21-SUBURBREGULAR SCHOOL1,374 STUDENTS
Enrollment
1,374
High
DISTRICT 866 · STATE 475
Student : Teacher
17.9:1
77 FTE teachers
DISTRICT 11.9:1 · STATE 14.6:1
Free / Reduced Lunch
7%
97 students
DISTRICT 11% · STATE 42%
Community
1
0 members
Enrollment and student:teacher ratio compared against other high schools. Free/Reduced Lunch and demographics compared against all schools.
Enrollment by grade
Grade 9
310
Grade 10
357
Grade 11
370
Grade 12
337
Student demographics
White
1,02475%
DISTRICT 69% · STATE 65%
Hispanic
917%
DISTRICT 7% · STATE 15%
Black
332%
DISTRICT 3% · STATE 9%
Asian
16212%
DISTRICT 15% · STATE 4%
Two+
635%
DISTRICT 6% · STATE 6%
Native American
10%
DISTRICT 0% · STATE 1%
Student head counts by race/ethnicity from federal NCES enrollment data. Very small groups may be suppressed in the source, so categories do not always sum exactly to total enrollment.
Gender split
Male
67249%
Female
70251%

Discussions

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BeatsExpectations

Demographically-adjusted score · methodology
Tier
AS EXPECTED
Performing as predicted given the school's student profile
Actual proficiency
69.4%
composite math + reading, all grades
Predicted
73.3%
based on WI schools with similar FRL share
Beats by
-3.9pp
below 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
1,374
+118 (+9%) vs 2017
Student : Teacher
17.9:1
was 16.9:1
% White
75%
was 76%
% Hispanic
7%
was 5%
% Black
2%
was 3%
% Asian
12%
was 11%
Source: NCES Common Core of Data

About Brookfield East High

Set in Brookfield, Wisconsin, Brookfield East High is a substantial 9-12 campus, run under Elmbrook School District. It caters to 1,374 students across grades 9 through 12. That puts it 189% larger than the typical public school in Wisconsin, which averages around 475 students.

Brookfield East High is one of 10 schools operated by Elmbrook School District, a district that enrolls 7,845 students overall.

For racial and ethnic makeup, Brookfield East High reports that White students make up the majority at 75%. Other groups include 12% Asian, 7% Hispanic, 5% multiracial, 2% Black. The wider county runs roughly 87% White, putting the school's mix meaningfully less White than the area baseline.

Looking at school resources, Staff filings list 77 full-time-equivalent teachers, which works out to roughly 17.9:1 students per teacher. That figure is higher than the state norm's 14.6:1 average. An estimated 7% of students are eligible for free or reduced-price lunch, a number frequently used as a low-income enrollment indicator. By comparison, Waukesha County runs at roughly 17%, so the school's eligibility rate is somewhat below the surrounding baseline.

With demographic context factored in, Brookfield East High performs roughly as the BeatsExpectations model predicts for a school with this FRL share. The predicted value is around 73.3%, the actual is 69.4%, a residual of -3.9 points.

Across the wider county, Waukesha County reports that the typical household earns roughly $106,076 per year, 49% of adults hold a bachelor's degree or higher, and the poverty rate sits near 3%. Across Waukesha County's 113 public schools (combined enrollment of about 60,032 students), Brookfield East High is one campus in the mix.

The closest other public school is Burleigh Elementary, roughly 1.3 miles away. 8 of the 8 nearest public schools sit inside a five-mile radius. Ranking that nearby cluster on reported proficiency puts Brookfield East High at 5th of 8; the average score across the group is 67.1%.

Geographically, the school is in a suburban area.

Five-year trend. Looking back 7 years, enrollment at Brookfield East High has increased 9%, going from 1,256 students in 2018 to 1,374 in 2025. Class-load math has grew: from 16.9:1 in 2018 to 17.9:1 in 2025.

Inside the community feed, 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.

Waukesha County at a glance

View full county profile
Population
411,762
Census ACS
Median income
$106,076
Household, ACS
Bachelor's+
49%
Adults 25+
Poverty rate
3%
Below federal line
Schools in county
113
60,032 students

Quick facts

School name
Brookfield East High
District
Elmbrook School District
Address
3305 N Lilly Rd, Brookfield, WI 53005
Phone
(262) 781-3500
County
Waukesha County
Level
High
Grade range
09–12
Total enrollment
1,374
Teachers (FTE)
77
Student–teacher ratio
17.9:1
Free/Reduced lunch
97 (7%)
Locale
21-Suburb: Large
NCES ID
550177000215
Charter school
No
Virtual school
No

Related schools

Other schools in Elmbrook School District
Other schools in Brookfield
Nearby schools

Frequently asked questions

About Brookfield East High
What is the total enrollment at Brookfield East High?
Brookfield East High enrolls approximately 1,374 students in grades 09-12.
What grades does Brookfield East High serve?
Brookfield East High serves grades 09-12.
What is the student-teacher ratio at Brookfield East High?
The student-to-teacher ratio at Brookfield East High is approximately 17.9:1 (77 FTE teachers).
What is the student diversity at Brookfield East High?
Student demographics at Brookfield East High are roughly 75% White, 7% Hispanic, 2% Black, 12% Asian, 5% Two or more.
Who oversees Brookfield East High?
Brookfield East High is overseen by Elmbrook School District in Waukesha County.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.
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