Excellent
#93 of 2,463 schools in NJ
Top 4% in state
Mountain Lakes High School
High School · Mountain Lakes Public School District
96 Powerville Rd., Mountain Lakes, NJ 07046
Enrollment
550
Student-Teacher
9.5:1
Score
8.8
Grades
9th – 12th
Enrollment
550
Student-Teacher
9.5:1
Score
8.8
Grades
9th – 12th
Updated
2022-23
Updated 2022-23
How this school compares
In Mountain Lakes
#1 of 3
public schools
New Jersey high schools
#21 of 422
In district
#1 of 4
Mountain Lakes Public School District
School environment
9.7 / 10
Exceptional
About Mountain Lakes High School
Mountain Lakes High School is a public high school in Mountain Lakes, NJ, part of the Mountain Lakes Public School District. The school serves approximately 550 students in grades 9th – 12th with a student-teacher ratio of 9.5:1. It holds a MySchoolScout rating of 8.8/10, placing it in the 96.3th percentile among NJ schools — an above average rating overall.
Students demonstrate 60% proficiency in math, 5 points above the state average and 83% in reading/language arts, 24 points above the state average. The school scores particularly well in school environment (9.7/10). Located in a neighborhood with a median household income of $250,001, where 84% of adults hold a bachelor's degree or higher.
The school is situated in a large suburban setting.
What's said publicly about Mountain Lakes High School
Synthesized from public, attributable sources. Updated May 2026.
Sources (1)
What Parents Should Know
With a student-teacher ratio of 9.5:1, Mountain Lakes High School offers a notably low ratio compared to the national average. This typically means smaller class sizes and more opportunities for one-on-one interaction between students and teachers.
Score Breakdown
Full Profile · 4/4 metricsView breakdown
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Mountain Lakes High School — Students at Mountain Lakes High School score 52% proficient, which is below what's typical for similar communities (expected: 64%).
Equity & Diversity
Shown separately, not included in overall scoreFree/Reduced Lunch
1.3%
Students qualifying for federal meal assistance
Test Scores NJ NJSLA (2023-24)
Based on 7 test records from NJ state assessments. About our data
Proficiency Trend
↑ ImprovingAverage proficiency (% at or above grade level) across Math & ELA over time.
Source: EdFacts (NCES) and state assessment data. Growth score: 9.5/10.
How Mountain Lakes High School Compares
See how Mountain Lakes High School performs across key quality dimensions compared to state benchmarks.
Funding & Resources
Performance Trends
Math proficiency has declined from 54% (2019) to 37% (2022). Reading/ELA proficiency has declined from 89% (2019) to 67% (2022).
Location
96 Powerville Rd., Mountain Lakes, NJ 07046
Nearby Alternatives
Families considering Mountain Lakes High School may also want to explore other high schools in the area. Parsippany High School (rated 8.1/10, 2.6 miles away, in nearby Parsippany), with a comparable rating. Additionally, Boonton High School (rated 6.2/10, 1.3 miles away, in nearby Boonton), a more accessible option. For more schools in Mountain Lakes, see our Mountain Lakes schools guide .
Nearby Schools
20 within 2.6 mi| School | Distance | Rating |
|---|---|---|
| Wildwood Elementary School Mountain Lakes | 0.3 mi | 8.5 |
| Briarcliff Middle School Mountain Lakes | 0.4 mi | 8.5 |
| Lake Drive Program for Hearing Impaired Mountain Lakes | 0.7 mi | 8.1 |
| Intervale Elementary School Boonton | 0.9 mi | 9.2 |
| THE CRAIG SCHOOL Mountain Lakes | 0.9 mi | 8.1 |
| School Street School Boonton | 1.1 mi | 5.9 |
| OUR LADY OF MOUNT CARMEL SCHOOL Boonton | 1.1 mi | 5.1 |
| SEDES SAPEINTIAE SCHOOL INC Boonton | 1.1 mi | — |
| ALPHABETLAND Boonton | 1.0 mi | — |
| Boonton High School Boonton | 1.3 mi | 6.2 |
| John Hill School Boonton | 1.4 mi | 7.7 |
| Rockaway Valley School Boonton Township | 2.0 mi | 7.6 |
| Eastlake Elementary School Parsippany | 2.2 mi | 8.1 |
| Knollwood Elementary School Parsippany | 1.9 mi | 7.5 |
| Northvail Elementary School Parsippany | 2.2 mi | 7.7 |
| Valleyview Middle School Denville | 2.0 mi | 7.3 |
| Central Middle School Parsippany | 2.3 mi | 7.2 |
| Lake Parsippany Elementary School Parsippany | 2.5 mi | 9.1 |
| ST ELIZABETH NURSERY & MONTESSORI SCHOOL Parsippany | 2.6 mi | 7.3 |
| Parsippany High School Parsippany | 2.6 mi | 8.1 |
Neighborhood Census ACS (2019-2023)
Census data for ZIP 07046 (ACS 2019-2023 5-Year Estimates) · Data sources
Median Income
$250,001
Median Home Value
$915,100
Median Rent
$2,941/mo
Population
4,535
College Educated
84.4%
Homeownership
97.1%
Avg Commute
34.9 min
Poverty Rate
1.3%
Median Age
43.6
Community Profile
The community surrounding Mountain Lakes High School has a median household income of $250,001. It is a well-educated community where 84% of adults hold a bachelor's degree or higher. The median home value in the area is $915,100, with a median rent of $2,941/month. The local poverty rate of 1.3% is relatively low. The average commute in the area is 35 minutes, which is above the national average. Source: U.S. Census ACS 2022 5-Year Estimates.
Similar Schools
Schools in the same state with comparable level, size, and ratings
| School | Rating |
|---|---|
| Passaic Academy for Science and Engineering Passaic, NJ | 8.9 |
| Metuchen High School Metuchen, NJ | 8.7 |
| Pascack Hills High School Montvale, NJ | 8.7 |
| Indian Hills High School Oakland, NJ | 8.6 |
| Passaic Preparatory Academy Passaic, NJ | 8.6 |
| Jose Marti STEM Academy Union City, NJ | 9.1 |
Frequently Asked Questions
Common questions about Mountain Lakes High School
What grades does Mountain Lakes High School serve?
Mountain Lakes High School serves students in grades 9th through 12th.
How many students attend Mountain Lakes High School?
Mountain Lakes High School has an enrollment of approximately 550 students.
What is the student-teacher ratio at Mountain Lakes High School?
The student-teacher ratio at Mountain Lakes High School is 9.5:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.
How does Mountain Lakes High School rank in NJ?
Mountain Lakes High School is ranked #93 out of 2,463 schools in NJ.
What is Mountain Lakes High School's MySchoolScout rating?
Mountain Lakes High School has a composite rating of 8.8 out of 10 on MySchoolScout. This score combines academic performance, student growth, and school environment into a single score. Equity data is shown separately for context.
What are the test scores at Mountain Lakes High School?
Based on the most recent state assessment data, Mountain Lakes High School has 59.7% math proficiency and 82.5% reading/ELA proficiency.
Is Mountain Lakes High School a charter school?
No, Mountain Lakes High School is not a charter school. It is a traditional public school operated by the local school district.
Is Mountain Lakes High School a Title I school?
No, Mountain Lakes High School is not currently a Title I school.
What does the Free & Reduced Lunch percentage mean for Mountain Lakes High School?
1.3% of students at Mountain Lakes High School qualify for free or reduced-price lunch. This is a commonly used indicator of economic need and provides important context when interpreting test scores.
Neighborhood Context
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Quick Facts NCES CCD (SY 2022-23)
- Grades
- 9th – 12th
- Enrollment
- 550
- Student-Teacher Ratio
- 9.5:1
- Teachers (FTE)
- 58
- Free/Reduced Lunch
- 1.3%
- Type
- regular
- Setting
- Large Suburb
- County
- Morris County
- Phone
- (973) 334-8400
- Data Year
- 2023–2024
Resources & Links
District
Mountain Lakes Public School District- District Enrollment
- 1,249
- Schools in District
- 4
- Per-Pupil Spending
- $34,223
- District Rank
- #1 of 4
Other Schools in This District
How We Rate Schools
Every school receives a composite score from 1 to 10 based on four pillars: Academic Performance (50%), Student Growth (20%), Equity (15%), and Learning Environment (15%). Scores are built from publicly available data including standardized test results, enrollment figures, and school climate indicators.
Read our full methodologyRelated reading
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