Enrollment
263
Middle
DISTRICT 324 · STATE 578
SCHOOL COMMUNITY·MOUNTAIN LAKES PUBLIC SCHOOL DISTRICT·NCES 341101004418
Briarcliff Middle School
93 Briarcliff Rd., Mountain Lakes, NJ 07046 · (973) 334-0342 · Morris County
GRADES 06–08MIDDLE21-SUBURBREGULAR SCHOOL263 STUDENTS
A+
allk12 Grade
Scored higher than 96% of New Jersey public middle schools
- A+Test scores Share of students meeting the state standard in reading, math, and other tested subjects, 2023-24 and 2024-25.
- ABeats 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 New Jersey public middle schools
Student : Teacher
8.6:1
31 FTE teachers
DISTRICT 7.9:1 · STATE 10.9:1
Free / Reduced Lunch
1%
3 students
DISTRICT 5% · STATE 41%
Community
0
0 members
Enrollment and student:teacher ratio compared against other middle schools. Free/Reduced Lunch and demographics compared against all schools.
Enrollment by grade, 2024-25
| Grade | Students | Share |
|---|---|---|
| Grade 6 | 78 | 30% |
| Grade 7 | 91 | 35% |
| Grade 8 | 94 | 36% |
Student demographics
47%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 51% · 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
Students here typically continue to
Briarcliff Middle School→Mountain Lakes High School
Feeds from
Based on grade levels within Mountain Lakes Public School District. Attendance zones can vary; confirm enrollment with the district.
Test scores
NJSLA 2024-25 . % Meeting or Exceeding ExpectationsEnglish Language Arts
91.8%
NJ avg 53.1% . +2.7pp since 2023
Math
83.2%
NJ avg 41.6% . +0.0pp since 2023
What this means: On the NJSLA, New Jersey's statewide test, about 92 of every 100 students at this school read and write at grade level and about 83 of 100 do math at grade level. Across all New Jersey schools, those numbers are about 53 and 42. Reading and writing scores are up about 3 points since 2023, while math scores have held steady.
NJSLA results by year
| School year | English Language Arts | Math |
|---|---|---|
| 2024-25 | 91.8% | 83.2% |
| 2023-24 | 89.1% | 83.2% |
% Meeting or Exceeding Expectations, all students and all tested grades.
Source: NJSLA. 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
77.6%
composite math + reading, all grades
Predicted
65.5%
based on NJ schools with similar FRL share
Beats by
+12.0pp
above demographic expectation
What this means: About 78% of students here test proficient in math and reading, compared with the roughly 66% typical for New Jersey 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 New Jersey'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 Briarcliff Middle School
Briarcliff Middle School's state test result (77.6% proficient) is higher than 5 of the 5 schools below with a result.
| School | Students | Low-income | Proficient |
|---|---|---|---|
| Briarcliff Middle School this school | 263 | 1.1% | 77.6% |
| Union Township Middle School HAMPTON | 246 | 5.7% | 68.7% |
| East Hanover Middle School EAST HANOVER | 325 | 3.4% | 69.2% |
| Ridgedale Middle School FLORHAM PARK | 321 | 2.2% | 62.2% |
| Holdrum Middle School RIVER VALE | 347 | 0.9% | 67.9% |
| Emil A. Cavallini Middle School UPPER SADDLE RIVER | 389 | 0.8% | 73.9% |
Matched among New Jersey middle 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 Briarcliff Middle School ranks
Among middle schools| Measure | This school | In New Jersey | In Morris County |
|---|---|---|---|
| State test proficiency ranked highest first | 77.6% | #6 of 433 | #3 of 32 |
| Math proficiency ranked highest first | 83.2% | #9 of 437 ▼ 5 | #3 of 32 ▼ 1 |
| Reading proficiency ranked highest first | 91.8% | #5 of 437 ▲ 3 | #2 of 32 ▲ 1 |
| Enrollment ranked largest first | 263 | #391 of 445 | #30 of 32 |
| Students per teacher ranked fewest first | 8.6:1 | #39 of 417 | #6 of 32 |
| Diversity index ranked most diverse first | 47.0% | #283 of 419 | #23 of 32 |
| Free and reduced lunch ranked highest share first | 1.1% | #424 of 436 | #31 of 32 |
| Enrollment change since 2017-18 ranked steepest decline first | -12.9% | #116 of 282 | #10 of 21 |
Ranked against other public middle 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
263
-18 (-6%) vs 2020
+96% since 1990-91, when it was 134
Student : Teacher
8.6:1
was 10.4:1
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 | 263 | 30.5 | 8.6:1 | 1% (3) |
| 2023-24 | 257 | 30 | 8.6:1 | 1% (3) |
| 2022-23 | 267 | 25 | 10.7:1 | 1% (3) |
| 2020-21 | 281 | 27 | 10.4:1 | 1% (3) |
| 2017-18 | 302 | 29.2 | 10.3:1 | 1% (3) |
| 2015-16 | 313 | 30 | 10.4:1 | 1% (4) |
| 2010-11 | 310 | 23 | 13.5:1 | 1% (3) |
| 2000-01 | 310 | 22 | 14.1:1 | 0% (0) |
| 1990-91 | 134 | 11 | 12.2:1 | N/A |
Source: NCES Common Core of Data. Rows are the federal collections on file for Briarcliff Middle School.
Since 2017-18: students down 13% (302 to 263); teachers up 4% (29.2 to 30.5).
About Briarcliff Middle School
Briarcliff Middle School is a small middle school with an address in Mountain Lakes, New Jersey. The school covers grades 6 through 8 and reported 263 students in 2024-25. The school is 54% below the average for middle schools in New Jersey.
Federal data list 4 schools in Mountain Lakes Public School District, with 1,296 students enrolled.
Federal enrollment data show Briarcliff Middle School is 70% White. Next come 19% Asian, 5% Hispanic, 4% multiracial, and 2% Black. In Morris County overall, the White share is about 68%. Its diversity index, the chance that two randomly chosen students belong to different racial or ethnic groups, is 47%.
Based on 30.5 full-time-equivalent teachers, Briarcliff Middle School has a ratio of 8.6:1. The gap from the 10.9:1 average for middle schools in New Jersey is 2.3 students per teacher. Eligibility for free or reduced-price lunch stands at 1%. Among public schools in Morris County, the average eligibility rate is 19%.
On the allk12 Grade, Briarcliff Middle School lands at A+, ahead of 96% of New Jersey public middle schools.
Based on its free or reduced-price lunch share, the BeatsExpectations model predicts an average proficiency rate across its state test results of 65.5% for Briarcliff Middle School. The school posts 77.6%, 12.0 points above the prediction.
Morris County is the school's county. There, median household income comes to about $137,326, the share of adults with a bachelor's degree or higher is 58%, and roughly 3% of residents are in poverty. There are 156 public schools in the county, enrolling about 72,239, Briarcliff Middle School among them.
Measured in a straight line, Wildwood Elementary School is about 0.2 miles from Briarcliff Middle School. Other public schools within five miles: at least 8. Among 7 nearby schools that report test results, Briarcliff Middle School ranks 2nd on proficiency.
For locale, NCES codes Briarcliff Middle School as Suburb: Large.
From 2020-21 to 2024-25, enrollment fell from 281 to 263, a 6% decrease. The student-to-teacher ratio went down from 10.4:1 to 8.6:1.
This page collects posts and questions about Briarcliff Middle School, such as fundraisers, report cards, and school supplies. Current and former families are welcome to add their experience.
Morris County at a glance
View full county profilePopulation
514,528
Census ACS
Median income
$137,326
Household, ACS
Bachelor's+
58%
Adults 25+
Poverty rate
3%
Below federal line
Schools in county
156
72,239 students
Quick facts
Related schools
Other schools in Mountain Lakes Public School District
- Mountain Lakes High SchoolHigh · 546 students
- Wildwood Elementary SchoolElementary · 423 students
- Lake Drive Program for Hearing ImpairedElementary · 64 students
Other schools in Mountain Lakes
- Mountain Lakes High SchoolHigh · 546 students
- Wildwood Elementary SchoolElementary · 423 students
- Lake Drive Program for Hearing ImpairedElementary · 64 students
- Academy for BiotechnologyCombined
Other Briarcliff Middle schools
One other US public school is named Briarcliff Middle. Briarcliff Middle School is the 2nd largest of the 2.
- BRIARCLIFF MIDDLE SCHOOLBRIARCLIFF MANOR, NY · 298 students
Nearby schools
- Wildwood Elementary School0.2 mi · 423
- Mountain Lakes High School0.4 mi · 546
- Lake Drive Program for Hearing Impaired0.5 mi · 64
- Intervale Elementary School0.7 mi · 287
- School Street School1.5 mi · 325
- Boonton High School1.6 mi · 646
Frequently asked questions
About Briarcliff Middle SchoolHow large is Briarcliff Middle School?
Briarcliff Middle School enrolls approximately 263 students in grades 06-08.
Is Briarcliff Middle School an elementary, middle, or high school?
Briarcliff Middle School is a middle school covering grades 06-08.
How many teachers does Briarcliff Middle School have?
Briarcliff Middle School employs 31 FTE teachers, for a student-to-teacher ratio of 8.6:1.
What is the racial breakdown of students at Briarcliff Middle School?
At Briarcliff Middle School, the student body is approximately 70% White, 5% Hispanic, 2% Black, 19% Asian, 4% Two or more.
What district is Briarcliff Middle School in?
Briarcliff Middle School is part of Mountain Lakes Public School District.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.