Excellent
#15 of 535 private schools in NJ
Top 3% of private schools
Cornerstone Day School
High School
10-12 COMMERCE DR, Cranford, NJ 07016
Estimated academic score. This school does not have standardized test data. Based on NJ statewide data. Learn more
Enrollment
118
Student-Teacher
6.9:1
Score
8.1
Grades
6th – 12th
Enrollment
118
Student-Teacher
6.9:1
Score
8.1
Grades
6th – 12th
Updated
2021-22
Updated 2021-22
How this school compares
In Cranford
#1 of 3
public schools
New Jersey high schools
#2 of 122
About Cornerstone Day School
Cornerstone Day School is a public high school located in Cranford, New Jersey, with an enrollment of 118 students. The student-to-teacher ratio is 6.9:1, allowing for personalized attention from the 17 full-time equivalent teachers. Cornerstone Day School serves grades six through twelve, offering a comprehensive educational experience to its diverse student body.
While specific test score data isn't available, the school maintains a MySchoolScout rating of 2.3 out of 10 and ranks 161st out of 535 schools in New Jersey, placing it around the 70th percentile for state performance. Despite this ranking, Cornerstone Day School focuses on fostering student development through supportive teaching and tailored learning opportunities. Cornerstone Day School is situated in a large suburban area, providing a safe and accessible environment for students to grow academically and socially.
The school community benefits from its location in Cranford, offering both the amenities of suburbia and proximity to urban centers like Union.
What Parents Should Know
With an enrollment of 118 students, Cornerstone Day School is a smaller school where families often find a close-knit community atmosphere. Smaller settings can mean more individual attention from teachers and staff, though they may offer fewer extracurricular options than larger schools.
With a student-teacher ratio of 6.9:1, Cornerstone Day 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.
As a private school, Cornerstone Day School operates independently from the local public school district. Families considering this school should inquire about tuition costs, financial aid availability, and the admissions process. Private schools are not required to follow the same curriculum standards as public schools, which can be either an advantage or a consideration depending on your priorities.
Compare to Public Schools
BetaHow Cornerstone Day School compares to the 7 public schools in Cranford, NJ
Student Demographics
All Schools in Cranford
| School | Rating |
|---|---|
| Cornerstone Day School (this school) | 8.1 |
| Hillside Avenue School | 8.0 |
| Walnut Avenue School | 4.3 |
| Bloomingdale Avenue School | 4.4 |
| Livingston Avenue School | 7.8 |
| Orange Avenue School | 7.5 |
| Cranford High School | 6.6 |
| Brookside Place School | 6.0 |
Demographics sourced from NCES Private School Survey (PSS) and Common Core of Data (CCD). Comparisons are based on enrollment-weighted averages.
Score Breakdown
What This Rating Measures
This rating reflects classroom size, instructional time, student diversity, community resources, and school characteristics. Private schools are ranked against other private schools in NJ.
Data Unavailable
View data sources
Score basis: Private school model
Data coverage: 80% of scoring components had data
Components scored: 4 of 5
Ranking pool: Private schools in NJ
Test Scores
Test score data not yet available for this school.
Student Demographics NCES PSS (SY 2021-22)
Source: NCES Private School Survey (PSS)
Location
10-12 COMMERCE DR, Cranford, NJ 07016
Nearby Alternatives
Families considering Cornerstone Day School may also want to explore other high schools in the area. Roselle Park High School (rated 7.0/10, 1.5 miles away, in nearby Roselle Park), a more accessible option. Another option is Linden High School (rated 6.0/10, 1.3 miles away, in nearby Linden), a more accessible option. Additionally, Abraham Clark High School (rated 4.4/10, 1.3 miles away, in nearby Roselle), a more accessible option. For more schools in Cranford, see our Cranford schools guide .
Nearby Schools
20 within 1.5 mi| School | Distance | Rating |
|---|---|---|
| JARDINE ACADEMY Cranford | 0.3 mi | 5.7 |
| Number 10 Linden | 0.5 mi | 4.0 |
| Washington Elementary School Roselle | 0.6 mi | 5.5 |
| Hillside Avenue School Cranford | 0.6 mi | 8.0 |
| Winfield Township Winfield | 0.9 mi | 6.9 |
| Myles J. McManus MIddle School Linden | 0.9 mi | 5.8 |
| TRINITY EPISCOPAL DAY SCHOOL Cranford | 0.9 mi | — |
| Bloomingdale Avenue School Cranford | 1.2 mi | 4.4 |
| Ernest J. Finizio Jr. - Aldene School Roselle Park | 1.2 mi | 2.9 |
| Number 9 Linden | 1.2 mi | 5.5 |
| Walnut Avenue School Cranford | 1.0 mi | 4.3 |
| Grace Wilday Junior High School Roselle | 1.1 mi | 5.4 |
| Leonard V Moore Middle School Roselle | 1.1 mi | 5.9 |
| ST MICHAEL SCHOOL Cranford | 1.2 mi | 5.0 |
| Linden High School Linden | 1.3 mi | 6.0 |
| Roselle Park High School Roselle Park | 1.5 mi | 7.0 |
| Valley Road School Clark | 1.6 mi | 4.5 |
| Livingston Avenue School Cranford | 1.3 mi | 7.8 |
| Abraham Clark High School Roselle | 1.3 mi | 4.4 |
| Robert Gordon Elementary School Roselle Park | 1.5 mi | 3.4 |
Neighborhood Census ACS (2019-2023)
Census data for ZIP 07016 (ACS 2019-2023 5-Year Estimates) · Data sources
Median Income
$148,629
Median Home Value
$635,800
Median Rent
$2,116/mo
Population
23,841
College Educated
64.8%
Homeownership
78.4%
Avg Commute
35.4 min
Poverty Rate
2.7%
Median Age
42.9
Community Profile
The community surrounding Cornerstone Day School has a median household income of $148,629. It is a well-educated community where 65% of adults hold a bachelor's degree or higher. The median home value in the area is $635,800, with a median rent of $2,116/month. The local poverty rate of 2.7% 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 |
|---|---|
| PRINCETON INTERNATIONAL SCHL OF MATH AND SCIENCE Princeton, NJ | 7.7 |
| VILLA VICTORIA ACADEMY Ewing, NJ | 7.7 |
| VILLA VICTORIA LOWER SCHOOL Trenton, NJ | 7.7 |
| Academy for Performing Arts Rockaway, NJ | 7.6 |
| Cape May County High School Cape May Court House, NJ | 7.6 |
| Hillcrest Academy-South Westfield, NJ | 7.6 |
Frequently Asked Questions
Common questions about Cornerstone Day School
What grades does Cornerstone Day School serve?
Cornerstone Day School serves students in grades 6th through 12th.
How many students attend Cornerstone Day School?
Cornerstone Day School has an enrollment of approximately 118 students.
What is the student-teacher ratio at Cornerstone Day School?
The student-teacher ratio at Cornerstone Day School is 6.9:1. A lower ratio generally means more individual attention per student. The national average is approximately 11:1 for private schools.
How does Cornerstone Day School rank in NJ?
Cornerstone Day School is ranked #15 out of 535 private schools in NJ.
What is Cornerstone Day School's MySchoolScout rating?
Cornerstone Day School has a composite rating of 8.1 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.
Is Cornerstone Day School a private school?
Yes, Cornerstone Day School is a private coeducational school with a Nonsectarian affiliation. Private schools are not required to participate in state standardized testing, so academic performance data may be limited compared to public schools.
Is Cornerstone Day School a religious school?
No, Cornerstone Day School is a nonsectarian (non-religious) private school.
Explore More Schools
Neighborhood Context
Quick Facts NCES PSS (SY 2021-22)
- Grades
- 6th – 12th
- Enrollment
- 118
- Gender Split
- 40% M / 60% F
- Student-Teacher Ratio
- 6.9:1
- Teachers (FTE)
- 17
- Type
- private
- Coed Status
- coed
- Affiliation
- Nonsectarian
- School Day
- 7 hours
- Days Per Year
- 220 days
- Setting
- Large Suburb
- County
- UNION
- Phone
- (201) 424-6535
- Data Year
- 2022–2023
Resources & Links
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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