Very Good
#644 of 2,466 schools in NJ
Top 26% 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
7.5
Grades
9th – 12th
Enrollment
550
Student-Teacher
9.5:1
Score
7.5
Grades
9th – 12th
Data vintage
2022-23
Data vintage2022-23
How this school compares
New Jersey schools
#644 of 2,466
In Mountain Lakes
#4 of 4
public schools
In district
#4 of 4
Mountain Lakes Public School District
School environment
9.8 / 10
Excellent
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Mountain Lakes High School
High School in Mountain Lakes · grades 9th – 12th. Start here, then compare fit against nearby and district options.
Wildwood Elementary School
0.3 mi away. Use as a geographic alternative in the same move search.
Briarcliff Middle School
0.4 mi away. Use as a geographic alternative in the same move search.
About Mountain Lakes High School
Mountain Lakes High School is a public high school in Mountain Lakes, NJ, part of Mountain Lakes Public School District. Mountain Lakes High School serves approximately 550 students, and covers grades 9th-12th, and has a 9.5:1 student-teacher ratio. Mountain Lakes High School has a current MySchoolScout rating of 7.5 out of 10 and ranks #644 of 2,466 schools in NJ.
Structured state assessment records for Mountain Lakes High School show 70% math proficiency (multi-year average, 2009-2025) and 87% reading/ELA proficiency (multi-year average, 2009-2025).
What's said publicly about Mountain Lakes High School
Synthesized from public, attributable sources. Updated May 2026.
Sources (1)
- This school 7.5 · Very Good
- NJ avg 5.8
What Parents Should Know
At 9.5:1 students to teachers, Mountain Lakes High School sits well below the national average. Smaller classes like that usually mean more one-on-one time between students and teachers.
Score Breakdown
Full Profile · 4/4 metricsView breakdown
View breakdown
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Mountain Lakes High School — Students at Mountain Lakes High School score 73% proficient, which is above what's typical for similar communities (expected: 68%).
Equity & Diversity
Shown separately, not included in overall scoreFree/Reduced Lunch
1.3%
Students qualifying for federal meal assistance
Test Scores NJ NJSLA (2024-25)
Based on 29 test records from NJ state assessments. About our data
Proficiency Trend
↓ DecliningAverage proficiency (% at or above grade level) across Math & ELA over time.
Source: EdFacts (NCES) and state assessment data. Growth score: 2.2/10.
How Mountain Lakes High School Compares
See how Mountain Lakes High School performs across key quality dimensions compared to state benchmarks.
Funding & Resources
Programs & Offerings
Data as of 2021-22 · Source: CRDC via Urban Institute · Learn more
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 6.5/10, 2.6 miles away, in nearby Parsippany), with a comparable rating. Additionally, Boonton High School (rated 5.3/10, 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 | 8.4 |
| Briarcliff Middle School Mountain Lakes | 0.4 mi | 7.9 |
| Lake Drive Program for Hearing Impaired Mountain Lakes | 0.7 mi | 8.1 |
| Intervale Elementary School Boonton | 0.9 mi | 7.2 |
| THE CRAIG SCHOOL Mountain Lakes | 0.9 mi | 8.1 |
| School Street School Boonton | 1.1 mi | 7.4 |
| 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 | 5.3 |
| John Hill School Boonton | 1.4 mi | 7.1 |
| Rockaway Valley School Boonton Township | 2.0 mi | 8.2 |
| Eastlake Elementary School Parsippany | 2.2 mi | 5.3 |
| Knollwood Elementary School Parsippany | 1.9 mi | 6.0 |
| Northvail Elementary School Parsippany | 2.2 mi | 5.5 |
| Valleyview Middle School Denville | 2.0 mi | 7.9 |
| Central Middle School Parsippany | 2.3 mi | 8.2 |
| Lake Parsippany Elementary School Parsippany | 2.5 mi | 5.4 |
| ST ELIZABETH NURSERY & MONTESSORI SCHOOL Parsippany | 2.6 mi | 7.3 |
| Parsippany High School Parsippany | 2.6 mi | 6.5 |
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
Similar Schools
Schools in the same state with comparable level, size, and ratings
| School | Rating |
|---|---|
| BLAIR ACADEMY Blairstown, NJ | 7.5 |
| Pascack Hills High School Montvale, NJ | 7.5 |
| Pequannock Township High School Pompton Plains, NJ | 7.5 |
| Emerson Jr Sr High Emerson, NJ | 7.4 |
| IMMACULATA HIGH SCHOOL Somerville, NJ | 7.4 |
| PEDDIE SCHOOL Hightstown, NJ | 7.6 |
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 ranks #644 of 2,466 schools in NJ.
What is Mountain Lakes High School's MySchoolScout rating?
Mountain Lakes High School has a current MySchoolScout rating of 7.5 out of 10. This score combines the level-appropriate components shown in the rating breakdown; equity data is shown separately for context.
What are the test scores at Mountain Lakes High School?
Based on loaded state assessment records, Mountain Lakes High School has 70% math proficiency (multi-year average, 2009-2025) and 87% reading/ELA proficiency (multi-year average, 2009-2025).
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
Powered by 
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
- Chronic Absenteeism (SY 2022-23)
- 5.5%
- Phone
- (973) 334-8400
- 4-Year Graduation
- 95%+
Resources & Links
District
Mountain Lakes Public School District- District Enrollment
- 1,249
- Schools in District
- 4
- Per-Pupil Spending
- $34,223
- District Rank
- #4 of 4
Other Schools in This District
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