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Best Schools in Mountainside, NJ
Mountainside, NJ has 23 public schools (6 high, 5 middle, 11 elementary) serving 14,110 students. On average they score 61% on state proficiency tests against a projected 46%, so schools in Mountainside greatly exceed expectations. Rankings below compare each school’s actual results with the projection for its socioeconomic context.
Best High Schools in Mountainside, NJ
The top high schools in Mountainside, ranked by actual test performance against the projection for each school’s socioeconomic context.
1. Summit High School
SchoolGrade
Actual Test Scores
Projected Test Scores
Summit Public School District • Public • Grades 9 - 12 • 1161 Students
2. Westfield Senior High School
SchoolGrade
Actual Test Scores
Projected Test Scores
Westfield Public School District • Public • Grades 9 - 12 • 1818 Students
3. Governor Livingston High School
SchoolGrade
Actual Test Scores
Projected Test Scores
Berkeley Heights School District • Public • Grades 9 - 12 • 936 Students
4. Scotch Plains-fanwood High School
SchoolGrade
Actual Test Scores
Projected Test Scores
Scotch Plains-fanwood School District • Public • Grades 9 - 12 • 1510 Students
5. Cranford High School
SchoolGrade
Actual Test Scores
Projected Test Scores
Cranford Public School District • Public • Grades 9 - 12 • 1095 Students
6. Jonathan Dayton High School
SchoolGrade
Actual Test Scores
Projected Test Scores
Springfield Public School District • Public • Grades 9 - 12 • 659 Students
Best Middle Schools in Mountainside, NJ
The top middle schools in Mountainside, ranked by actual test performance against the projection for each school’s socioeconomic context.
1. Deerfield Elementary School
SchoolGrade
Actual Test Scores
Projected Test Scores
Mountainside School District • Public • Grades 3 - 8 • 467 Students
2. Lawton C. Johnson Summit Middle School
SchoolGrade
Actual Test Scores
Projected Test Scores
Summit Public School District • Public • Grades 6 - 8 • 942 Students
3. Roosevelt Intermediate School
SchoolGrade
Actual Test Scores
Projected Test Scores
Westfield Public School District • Public • Grades 6 - 8 • 658 Students
4. Malcolm E Nettingham Middle School
SchoolGrade
Actual Test Scores
Projected Test Scores
Scotch Plains-fanwood School District • Public • Grades 5 - 8 • 917 Students
5. Florence M. Gaudineer Middle School
SchoolGrade
Actual Test Scores
Projected Test Scores
Springfield Public School District • Public • Grades 6 - 8 • 518 Students
Best Elementary Schools in Mountainside, NJ
The top elementary schools in Mountainside, ranked by actual test performance against the projection for each school’s socioeconomic context.
1. Wilson Elementary School
SchoolGrade
Actual Test Scores
Projected Test Scores
Westfield Public School District • Public • Grades 1 - 5 • 345 Students
2. Franklin Elementary School
SchoolGrade
Actual Test Scores
Projected Test Scores
Westfield Public School District • Public • Grades 1 - 5 • 532 Students
3. Brayton Elementary School
SchoolGrade
Actual Test Scores
Projected Test Scores
Summit Public School District • Public • Grades 1 - 5 • 304 Students
4. Edward V. Walton Primary School
SchoolGrade
Actual Test Scores
Projected Test Scores
Springfield Public School District • Public • Grades Pre K - 3 • 551 Students
5. Jefferson Elementary School
SchoolGrade
Actual Test Scores
Projected Test Scores
Summit Public School District • Public • Grades 1 - 5 • 215 Students
6. School One Elementary
SchoolGrade
Actual Test Scores
Projected Test Scores
Scotch Plains-fanwood School District • Public • Grades Pre K - 4 • 406 Students
7. Thelma L. Sandmeier Elementary School
SchoolGrade
Actual Test Scores
Projected Test Scores
Springfield Public School District • Public • Grades 3 - 5 • 245 Students
8. Primrose School At Mountainside
SchoolGrade
Actual Test Scores
Projected Test Scores
Primrose School At Mountainside • Private • Grades Pre K - KG • 99 Students
9. Lincoln Early Childhood Center
SchoolGrade
Actual Test Scores
Projected Test Scores
Westfield Public School District • Public • Grades Pre K - KG • 282 Students
10. Beechwood School
SchoolGrade
Actual Test Scores
Projected Test Scores
Mountainside School District • Public • Grades Pre K - 2 • 269 Students
Education & Community Snapshot in Mountainside, NJ
City-level factors that shape the learning environment around local schools.
Community Factors
Mountainside, NJ has a total population of 8,241 with 25% of that population attending schools. The adult high school graduation rate is 97%, and 68% of adults have a bachelor’s degree or higher.
Students in Mountainside, NJ
K-12 Students
High School Graduates
Adults 25+ with HS diplomas
College Graduates
Adults 25+ with a Bachelor’s degree or higher
Demographics statistics provided by Best Neighborhood Mountainside, NJ.
Safety
Crime Grades summarize reported incidents per 1,000 residents. Use them as neighborhood context, not a school rating.
Overall Crime Grade
13.38 per 1,000 Residents
Violent Crime Grade
1.35 per 1,000 Residents
Property Crime Grade
12.04 per 1,000 Residents
Crime statistics provided by CrimeGrade in Mountainside, NJ.
Connectivity
Connectivity influences learning at home. We summarize internet infrastructure, typical download speed, and a digital connectivity index for Mountainside, NJ.
ISP Report Card
Internet Infrastructure Grade
Average Download Speed
Speed Most Residents Can Get
Digital Connectivity Index
ISP Connectivity Demand Report
To read more about these statistics, please visit Mountainside, NJ Internet Health Assessment.
Questions About Schools in Mountainside, NJ
How many schools are in Mountainside, NJ?
Mountainside, NJ has 23 public schools: 6 high schools, 5 middle schools and 11 elementary schools, serving 14,110 students in total.
How do schools in Mountainside perform on state tests?
On average, 23 schools in Mountainside score 61% proficient on state assessments. Given the socioeconomic context of their students we project 46%, so on average schools in Mountainside greatly exceed expectations.
How does SchoolGrade rank the best schools in Mountainside?
Every public school gets a SchoolGrade from A+ to F based on the share of students at or above the state proficiency bar. The Impact Grade compares that result with what we would expect given the school’s student and community context, so schools that outperform their circumstances stand out. Schools cannot pay to change a grade. Read the full methodology.
Best Schools in Cities Near Mountainside, NJ
Explore nearby cities to widen your school search.
- Actual: 64%
- Projected: 52%
- Impact Grade: Greatly Exceeds Expectations
- Actual: 56%
- Projected: 44%
- Impact Grade: Exceeds Expectations
- Actual: 56%
- Projected: 41%
- Impact Grade: Greatly Exceeds Expectations
- Actual: 65%
- Projected: 51%
- Impact Grade: Greatly Exceeds Expectations
- Actual: 70%
- Projected: 51%
- Impact Grade: Greatly Exceeds Expectations
- Actual: 66%
- Projected: 44%
- Impact Grade: Greatly Exceeds Expectations
- Actual: 63%
- Projected: 46%
- Impact Grade: Greatly Exceeds Expectations
- Actual: 64%
- Projected: 46%
- Impact Grade: Greatly Exceeds Expectations
- Actual: 43%
- Projected: 34%
- Impact Grade: Exceeds Expectations
- Actual: 63%
- Projected: 49%
- Impact Grade: Greatly Exceeds Expectations
Every school in Mountainside
1 of 2 schools in Mountainside carry a SchoolGrade (1 have no school-level proficiency results in our source data). Grade distribution:
A: 1
All 2 public schools we grade in Mountainside. The ranked lists above show the top ten per level; every school has its own page.
All schools, A to Z (2)
Private schools (2)
Private schools have a SchoolGrade only where their state publishes their test results.