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Below Average

#942 of 991 private schools in NY

St John the Baptist Diocesan High School

High School

1170 MONTAUK HWY, West Islip, NY 11795

Private Estimated Score

Estimated academic score. This school does not have standardized test data. Based on NY statewide data. Learn more

Enrollment

1,118

Student-Teacher

12.3:1

Score

4.5

Grades

9th – 12th

Updated 2021-22

How this school compares

In West Islip

#2 of 2

public schools

New York high schools

#181 of 191

About St John the Baptist Diocesan High School

St John the Baptist Diocesan High School serves grades 9 through 12 in West Islip, a large suburban community on Long Island. The school enrolls 1,118 students and maintains a student-teacher ratio of 12.3:1, supported by 91 full-time equivalent teachers. According to current performance metrics, the school has a MySchoolScout rating of 2.8 out of 10 and ranks 726th among 991 schools statewide, placing it in the lower percentile range.

This suggests the school is currently experiencing academic challenges and may benefit from focused improvement efforts. Families considering this school should be aware of these performance indicators and may want to discuss specific academic support programs and resources available to students. The school's location in a large suburban area provides students with access to typical suburban amenities and community resources.

For parents researching high school options in Suffolk County, St John the Baptist Diocesan High School represents one of many choices in the region, and it may be worth visiting to understand the school's culture, extracurricular offerings, and any specialized programs that might align with a student's individual needs and interests.

What Parents Should Know

As a private school, St John the Baptist Diocesan High 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

Beta

How St John the Baptist Diocesan High School compares to the 7 public schools in West Islip, NY

Student-Teacher Ratio
12.3:1
This School
vs
11.3:1
Public Avg
Avg School Size
1,118
This School
vs
552
Public Avg
Avg School Scout Rating
4.5
This School
vs
6.6
Public Avg

Student Demographics

White 71.2% vs 0%
Hispanic 14% vs 0%
Black 8.3% vs 0%
Asian 2.3% vs 0%
St John the Baptist Diocesan High School West Islip Public Avg

All Schools in West Islip

School Rating
St John the Baptist Diocesan High School (this school) 4.5
BAYVIEW ELEMENTARY SCHOOL 8.1
WEST ISLIP SENIOR HIGH SCHOOL 7.4
PAUL J BELLEW ELEMENTARY SCHOOL 6.2
BEACH STREET MIDDLE SCHOOL 5.9
OQUENOCK ELEMENTARY SCHOOL 7.6
UDALL ROAD MIDDLE SCHOOL 5.0
MANETUCK ELEMENTARY 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 NY.

Classroom Attention
? Student-teacher ratio calibrated against other private schools. Lower ratios mean more individual attention. (30% of overall score)
B- 4.5 / 10
View breakdown
Student-Teacher Ratio 12.3:1
Instructional Commitment
? Total annual instructional hours based on school day length and days per year. (15% of overall score)
C 2.5 / 10
View breakdown
School Day Length 5.8 hours
Annual Instructional Hours 1,044
Diversity & Inclusion
? Racial and ethnic diversity of the student body using Simpson's diversity index. (20% of overall score)
B+ 7.2 / 10
View breakdown
Diversity Index 46%
Community Context

Data Unavailable

School Profile
? Enrollment size and grade span breadth — indicators of program depth and peer community. (15% of overall score)
C 3.0 / 10
View breakdown
Enrollment 1,118
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 NY

Test Scores

Test score data not yet available for this school.

Student Demographics NCES PSS (SY 2021-22)

White 71.2%
Hispanic 14.0%
Black 8.3%
Two or More 4.0%
Asian 2.3%
Native American 0.2%

Source: NCES Private School Survey (PSS)

Location

1170 MONTAUK HWY, West Islip, NY 11795

Nearby Alternatives

Families considering St John the Baptist Diocesan High School may also want to explore other high schools in the area. WEST ISLIP SENIOR HIGH SCHOOL (rated 7.4/10, 0.7 miles away), which scores notably higher. Another option is NORTH BABYLON HIGH SCHOOL (rated 7.4/10, 2.7 miles away, in nearby North Babylon), which scores notably higher. Additionally, BABYLON JUNIOR-SENIOR HIGH SCHOOL (rated 6.9/10, 1.8 miles away, in nearby Babylon), which scores notably higher. For more schools in West Islip, see our West Islip schools guide .

Nearby Schools

20 within 3.2 mi
School Distance Rating
BRIDGES ACADEMY (THE) West Islip 0.2 mi 7.0
BAYVIEW ELEMENTARY SCHOOL West Islip 0.4 mi 8.1
WEST ISLIP SENIOR HIGH SCHOOL West Islip 0.7 mi 7.4
BEACH STREET MIDDLE SCHOOL West Islip 0.9 mi 5.9
PAUL J BELLEW ELEMENTARY SCHOOL West Islip 0.8 mi 6.2
SOUTH COUNTRY SCHOOL Bay Shore 1.3 mi 7.5
OQUENOCK ELEMENTARY SCHOOL West Islip 1.6 mi 7.6
UDALL ROAD MIDDLE SCHOOL West Islip 2.0 mi 5.0
GARDINER MANOR SCHOOL Bay Shore 2.0 mi 6.9
SOUTH BAY JR ACADEMY OF SDA Babylon 1.7 mi 4.8
BABYLON JUNIOR-SENIOR HIGH SCHOOL Babylon 1.8 mi 6.9
MANETUCK ELEMENTARY SCHOOL West Islip 2.4 mi 6.0
BABYLON MEMORIAL GRADE SCHOOL Babylon 2.1 mi 8.5
BABYLON ELEMENTARY SCHOOL Babylon 2.2 mi 8.0
MARION G VEDDER ELEMENTARY SCHOOL North Babylon 2.5 mi 7.8
BAY SHORE CHRISTIAN SCHOOL Bay Shore 2.9 mi 5.9
NORTH BABYLON HIGH SCHOOL North Babylon 2.7 mi 7.4
ST PATRICK SCHOOL Bay Shore 2.6 mi 5.2
FIFTH AVENUE SCHOOL Bay Shore 3.0 mi 6.2
PARLIAMENT PLACE SCHOOL North Babylon 3.2 mi 8.3

Neighborhood Census ACS (2019-2023)

Census data for ZIP 11795 (ACS 2019-2023 5-Year Estimates) · Data sources

Median Income

$171,068

Median Home Value

$598,800

Median Rent

$2,660/mo

Population

25,063

College Educated

50.5%

Homeownership

95.7%

Avg Commute

30.9 min

Poverty Rate

2.4%

Median Age

39

Community Profile

The community surrounding St John the Baptist Diocesan High School has a median household income of $171,068. It is a well-educated community where 51% of adults hold a bachelor's degree or higher. The median home value in the area is $598,800, with a median rent of $2,660/month. The local poverty rate of 2.4% is relatively low. The average commute for residents is 31 minutes. Source: U.S. Census ACS 2022 5-Year Estimates.

Similar Schools

Schools in the same state with comparable level, size, and ratings

School Rating
EDEN MIDDLE & HIGH SCHOOL Eden, NY 4.5
LIVONIA MIDDLE/HIGH SCHOOL Livonia, NY 4.5
OGDENSBURG FREE ACADEMY Ogdensburg, NY 4.5
PATHWAYS COLLEGE PREPARATORY SCHOOL: A COLLEGE BOARD SCHOOL Saint Albans, NY 4.5
SOUTH PARK HIGH SCHOOL Buffalo, NY 4.5
INWOOD ACADEMY FOR LEADERSHIP CHARTER SCHOOL New York, NY 4.6

Frequently Asked Questions

Common questions about St John the Baptist Diocesan High School

What grades does St John the Baptist Diocesan High School serve?

St John the Baptist Diocesan High School serves students in grades 9th through 12th.

How many students attend St John the Baptist Diocesan High School?

St John the Baptist Diocesan High School has an enrollment of approximately 1,118 students.

What is the student-teacher ratio at St John the Baptist Diocesan High School?

The student-teacher ratio at St John the Baptist Diocesan High School is 12.3:1. A lower ratio generally means more individual attention per student. The national average is approximately 11:1 for private schools.

How does St John the Baptist Diocesan High School rank in NY?

St John the Baptist Diocesan High School is ranked #942 out of 991 private schools in NY.

What is St John the Baptist Diocesan High School's MySchoolScout rating?

St John the Baptist Diocesan High School has a composite rating of 4.5 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 St John the Baptist Diocesan High School a private school?

Yes, St John the Baptist Diocesan High School is a private coeducational school with a Roman Catholic affiliation. Private schools are not required to participate in state standardized testing, so academic performance data may be limited compared to public schools.

Is St John the Baptist Diocesan High School a religious school?

St John the Baptist Diocesan High School has a Roman Catholic religious affiliation.

11 schools nearby View map →

Neighborhood Context

Walk Score
15 Car-Dependent
Bike Score
31 Somewhat Bikeable

Powered by Walk Score

FBI UCR. County-level only.

Quick Facts NCES PSS (SY 2021-22)

Grades
9th – 12th
Enrollment
1,118
Gender Split
47% M / 53% F
Student-Teacher Ratio
12.3:1
Teachers (FTE)
91
Type
private
Coed Status
coed
Affiliation
Roman Catholic
School Day
5.8 hours
Days Per Year
180 days
Setting
Large Suburb
County
SUFFOLK
Data Year
2022–2023

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 methodology

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