Type
Boarding and Day
School
The Stony Brook School
Siviq Rank#6Boarding and Day
Boarding and Day17 AP Courses
Enrollment
488
Student-Teacher Ratio
-
Admit Rate
15%
Reach
Global
Narrative
Profile Notes
Summary
The Stony Brook School is an independent college preparatory boarding school in Stony Brook, New York, founded in 1922. For 2025-2026, the profile reports 488 students in grades 7-12, 17 AP courses, an average class size of 16, weighted grades, no class rank, and an average SAT of 1335 for the class of 2026.
College Counseling
Rachel Lopez, Director of College Counseling; Daniel Watts, Assoc. Dir. of College Counseling; Stacey Lingle, Ass't Dir. of College Counseling
Advanced Coursework
8 Dual Credit Courses; 23 Advanced/Honors Courses
Matriculation Notes
Typically, 100% of seniors matriculate to four-year colleges.
Siviq Layer
Siviq Scores
Siviq Scores
Precomputed percentiles relative to similar schools. These scores are descriptive rather than judgmental.
Academic Program
41st percentile
Higher reported academic program than 41% of similar schools.
Combines advanced-course offerings, testing, and reported honors or IB signals.
Outcomes
61st percentile
Higher reported outcomes than 61% of similar schools.
Based on reported college destinations in the current school profile.
Reach & Access
61st percentile
Higher reported reach & access than 61% of similar schools.
Combines geographic reach and reported access signals from the current school data.
Standardized Data
Profile
Profile
Overview
- Grades Served
- 7-12
Profile
Admissions
- Admit Rate
- 15%
Profile
Academics
- AP Courses
- 17
- Honors Program
- Yes
- Average SAT
- 1,335
Profile
Student Body
- States Represented
- 11
- Countries Represented
- 40
- Students of Color
- 26%
- International Students
- 28%
Profile
Policies
- Class Rank Policy
- Students are not ranked
- Weighted Grades
- Yes
- Weighted Grades Policy
- Advanced Placement and Honors/Advanced courses receive an additional third point (0.33) added to the mark when 2.0 (C) or better. SBS reports a weighted GPA.
Location Context
Nearest
Institutional Details
People & Credentials
Institutional
Leadership
Head of School
Joshua Crane
Academic Dean
Jeff Smith
Institutional
Contacts
Director of College Counseling
Rachel Lopez
Assoc. Dir. of College Counseling
Daniel Watts
Ass’t Dir. of College Counseling
Stacey Lingle
Institutional
Accreditations
Accredited
NYSAIS
Accredited
Middle States Association
Institutional
School Codes
CEEB / ACT Code
335420
External References
Links
College Outcomes
Top Colleges
Search & Answers
The Stony Brook School Frequently Asked Questions
What is the student-teacher ratio at The Stony Brook School?
The current school profile does not publish a normalized student-teacher ratio for The Stony Brook School.
How many students are enrolled at The Stony Brook School?
The current school profile reports about 488 students enrolled at The Stony Brook School.
What grades does The Stony Brook School offer?
The Stony Brook School currently reports serving grades 7-12.
Is The Stony Brook School a day school or a boarding school?
The Stony Brook School is a private school.
Does The Stony Brook School offer advanced placement (AP) courses?
Yes. The current school profile reports 17 AP courses at The Stony Brook School.
Which colleges show up most often for The Stony Brook School?
The current school profile highlights Baylor University as one of the top reported college destinations for The Stony Brook School.
What does a typical schedule look like at The Stony Brook School?
SBS uses a modified block schedule with a two-semester school year. Students typically take 5 to 7 courses per semester, and most courses are year-long.
Does The Stony Brook School weight grades or rank students?
Grades are weighted, and AP plus Honors/Advanced courses get an extra 0.33 when the student earns a C or better. Students are not ranked.
How international is the student body at The Stony Brook School?
The school says its community includes students from 11 states and 40 countries. It also reports that 28% of students are international, and 26% are domestic students of color.
Who is on the college counseling team at The Stony Brook School?
The college counseling team includes Rachel Lopez, Director of College Counseling, Daniel Watts, Associate Director of College Counseling, and Stacey Lingle, Assistant Director of College Counseling.
By Geography
Nearby Schools
By Similarity
Similar Schools
Provenance
Sources
| Source | Type | Checked | Metrics |
|---|---|---|---|
| 2025-2026 School Profile (PDF) Used for normalized profile metrics, school facts, FAQ answers, and school SEO metadata. | School Profile PDF | Apr 02, 2026 | AP Courses • Academic Rigor Category • Access Category • Accreditations • Admit Rate • Advanced Course Notes • More normalized profile fields |
| College Counseling | Stony Brook School, Long Island NY www.sbs.org/college-counseling | Official Website Page | Apr 05, 2026 | Admit Rate |
| Home | Stony Brook School, Long Island NY www.sbs.org | Official Website Page | Apr 05, 2026 | Founded Year |
Sources & Data QualityMirrored artifacts, website inventory, and normalization review notes for this school profile.
Source Links
Known Website Addresses
| Role | URL | Method |
|---|---|---|
| official_website | www.sbs.org/about/at-a-glance | supplemental_backfill |
| official_website | www.sbs.org/about/facts | supplemental_backfill |
| official_website | www.sbs.org/about/fast-facts | supplemental_backfill |
| official_website | www.sbs.org/about/quick-facts | supplemental_backfill |
| official_website | www.sbs.org/admission | supplemental_backfill |
| Character Before Career | Stony Brook School, Long Island NY | www.sbs.org/character-before-career | supplemental_backfill |
| Tuition and Financial Aid | Stony Brook School, Long Island NY | www.sbs.org/tuition-and-financial-aid | supplemental_backfill |
| College Counseling | Stony Brook School, Long Island NY | www.sbs.org/college-counseling | site_scan |
| profile_pdf | drive.usercontent.google.com/download?id=1bIiJcNeBuiz98hjQRnsH7WUx_K2_3ag4&export=download | page_scan |
| Admissions Process | Stony Brook School, Long Island NY | www.sbs.org/admissions-process | supplemental_backfill |
| Boarding | Stony Brook School, Long Island NY | www.sbs.org/boarding | supplemental_backfill |
| Community Service | Stony Brook School, Long Island NY | www.sbs.org/community-service | supplemental_backfill |
| Pedagogy and Approach | Stony Brook School, Long Island NY | www.sbs.org/pedagogy-and-academic-vision | supplemental_backfill |
| Home | Stony Brook School, Long Island NY | www.sbs.org | existing |
| School profile page | www.sbs.org/academics/college-counseling | site_scan |
| 2025-2026 school profile PDF | drive.google.com/uc?export=download&id=1bIiJcNeBuiz98hjQRnsH7WUx_K2_3ag4 | page_scan |
All Canonical Metrics
| Metric | Value | Evidence |
|---|---|---|
| Grades Served | 7-12 | 488 students, grades 7-12 |
| Lowest Grade | 7 | 7-12 |
| Highest Grade | 12 | 7-12 |
| Postgraduate Offered | - | 7-12 |
| Boarding Status | Boarding and Day | 45% boarding students; The Stony Brook School is an independent college preparatory boarding school |
| Boarding Status Code | boarding_and_day | Boarding and Day |
| School Type | Private | The Stony Brook School is an independent college preparatory boarding school founded in 1922. |
| School Type Code | private | Private |
| Enrollment | 488 | 488 students, grades 7-12 |
| Residential Enrollment | - | - |
| Day Enrollment | - | - |
| Student-Teacher Ratio | - | - |
| Founded Year | 1922 | Founded in 1922 |
| School Leadership | - | Joshua Crane, Head of School |
| Key Contacts | - | Rachel Lopez, Director of College Counseling, [email protected] |
| Accreditations | - | Accredited by NYSAIS and the Middle States Association |
| School Codes | - | CEEB / ACT Code: 335420 |
| AP Courses | 17 | 17 AP Courses |
| Average Class Size | - | - |
| IB Program | - | - |
| Honors Program | Yes | 23 Advanced/Honors Courses |
| Advanced Course Notes | 8 Dual Credit Courses; 23 Advanced/Honors Courses | 8 Dual Credit Courses; 23 Advanced/Honors Courses |
| Faculty Count | - | - |
| College Counseling Summary | Rachel Lopez, Director of College Counseling; Daniel Watts, Assoc. Dir. of College Counseling; Stacey Lingle, Ass't Dir. of College Counseling | Rachel Lopez, Director of College Counseling, [email protected]; Daniel Watts, Assoc. Dir. of College Counseling, [email protected]; Stacey Lingle, Ass’t Dir. of College Counseling, [email protected] |
| Testing Policy | - | - |
| Testing Policy Code | - | - |
| Average SAT | 1335 | Average SAT of class of 2026: 1335 |
| Average ACT | - | - |
| Matriculation Summary | Typically, 100% of seniors matriculate to four-year colleges. | Typically, 100% of seniors matriculate to four-year colleges. |
| Top Colleges | - | Baylor University 4; Rice University 4; Tufts University 4; Case Western Reserve University 4; University of Michigan 4; Liberty University 4; Univ of North Carolina, Chapel Hill 4; Georgetown University 4; Houghton University 4; University of California, San Diego 4; Wake Forest University 4; Brown University 3; Johns Hopkins University 3; University of Pennsylvania 3; University of California, Berkeley 3; McGill University 3; College of the Holy Cross 3; Colgate University 3; Davidson College 3; Boston College 3; New York University 24; University of Southern California 23; Northeastern University 18; Emory University 16; Cornell University 12; Carnegie Mellon University 11; Boston University 10; Fordham University 9; Stony Brook University (SUNY) 7; University of Illinois, Urbana-Champaign 7; Villanova University 7; George Washington University 7; University of Chicago 6; Penn State University 6; Washington University in St. Louis 6; Duke University 5; Northwestern University 5; Vanderbilt University 5; Columbia University 5; University of California, Los Angeles 5; University of California, Santa Barbara 5; University of Miami 5 |
| States Represented | 11 | COMMUNITY: SBS is a diverse and vibrant community, drawing students from 11 states and 40 countries. |
| Countries Represented | 40 | COMMUNITY: SBS is a diverse and vibrant community, drawing students from 11 states and 40 countries. |
| Students of Color | 26 | 26% domestic students of color |
| International Students | 28 | 28% international |
| Receiving Financial Aid | - | - |
| Tuition-Free Share | - | - |
| Applicants | - | - |
| Admitted | - | - |
| Matriculated | - | - |
| Admit Rate | 15 | acceptance rates below 15% |
| Yield Rate | - | - |
| Class Rank Policy | Students are not ranked | Students are not ranked |
| Class Rank Policy Code | - | Students are not ranked |
| Weighted Grades | Yes | Grades are weighted |
| Weighted Grades Policy | Advanced Placement and Honors/Advanced courses receive an additional third point (0.33) added to the mark when 2.0 (C) or better. SBS reports a weighted GPA. | Advanced Placement and Honors/Advanced courses receive an additional third point (0.33) added to the mark when 2.0 (C) or better... SBS reports a weighted GPA. SBS does not rank students or calculate a cumulative GPA. |
| Disciplinary Reporting | - | - |
| Boarding Model | boarding_and_day | boarding_and_day |
| Selectivity Category | selective | selective |
| Academic Rigor Category | high | high |
| Testing Policy Category | not_reported | not_reported |
| College Counseling Category | extensive | extensive |
| Student Body Reach Category | global | global |
| Access Category | limited_evidence | limited_evidence |
| Outcome Category | strong_outcomes | strong_outcomes |
| Signals | - | Boarding and day school; 45% of students are boarding students.; Academic program reports 17 AP courses, 8 dual credit courses, and 23 advanced/honors courses.; Most rigorous course loads typically include at least 8 AP or college-level courses by graduation.; AP exam distribution shows strong results: 32.8% scored 5, 32.5% scored 4, and 87.3% scored 3 or higher.; Reported average SAT is 1335, with SAT middle 50% of 620-730 EBRW and 570-760 Math.; College counseling is staffed by a director, associate director, and assistant director.; Student body draws from 11 states and 40 countries; 28% of students are international.; Profile states that typically 100% of seniors matriculate to four-year colleges.; Five-year matriculation list includes frequent placements at NYU, USC, Northeastern, Emory, Cornell, Carnegie Mellon, UChicago, Duke, Northwestern, Vanderbilt, and Columbia. |