Very Good
#209 of 991 private schools in NY
Top 21% of private schools
Portledge School
School
355 DUCK POND RD, Locust Valley, NY 11560
Estimated academic score. This school does not have standardized test data. Based on NY statewide data. Learn more
Enrollment
510
Student-Teacher
7.8:1
Score
7.2
Grades
Pre-K – 12th
Enrollment
510
Student-Teacher
7.8:1
Score
7.2
Grades
Pre-K – 12th
Updated
2021-22
Updated 2021-22
How this school compares
New York schools
#82 of 277
About Portledge School
Portledge School is a PK through 12 regular public school located in the rural area near Locust Valley, New York. With an enrollment of 510 students and a student-teacher ratio of 7.8:1, Portledge provides personalized attention to its diverse student body. The school has 65 full-time equivalent teachers dedicated to supporting each child's educational journey.
While detailed test score data is not available, the MySchoolScout rating of 4.2 out of 10 and a state ranking at #171 among 991 schools in New York suggests that Portledge School focuses on student development with room for academic growth. The school community values fostering a nurturing environment where students can thrive both academically and socially. Portledge School is situated in an area that combines the tranquility of rural surroundings with easy access to town amenities, making it a unique setting for learning and personal growth.
What Parents Should Know
With a student-teacher ratio of 7.8:1, Portledge 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, Portledge 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.
Located in a rural area, Portledge School may involve longer commutes for some families. Rural schools often serve as community anchors and may have smaller class sizes, but parents should consider transportation logistics, after-school program availability, and access to specialized services.
Financial Overview
Source: IRS Form 990 (2024 filing)
- Per-Pupil Spending
- Total expenses ÷ enrollment
- $49,444
- Per-Pupil Revenue
- Total revenue ÷ enrollment
- $52,838
- Financial Health
- Revenue-to-expense ratio (>1.0 = surplus)
- 1.07x — Stable
- Tuition Dependency
- Share of revenue from program services (tuition, fees)
- 87%
- Total Assets
- End-of-year total assets from IRS filing
- $39.1M
Financial data from IRS Form 990 filings via ProPublica Nonprofit Explorer. Per-pupil figures based on current enrollment of 510 students. Not all private schools file Form 990.
Compare to Public Schools
BetaHow Portledge School compares to the 4 public schools in Locust Valley, NY
Student Demographics
All Schools in Locust Valley
| School | Rating |
|---|---|
| Portledge School (this school) | 7.2 |
| ANN MACARTHUR PRIMARY | 6.3 |
| LOCUST VALLEY INTERMEDIATE SCHOOL | 8.6 |
| LOCUST VALLEY HIGH SCHOOL | 8.6 |
| LOCUST VALLEY MIDDLE SCHOOL | 6.8 |
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.
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 NY
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
355 DUCK POND RD, Locust Valley, NY 11560
Nearby Alternatives
Families considering Portledge School may also want to explore other schools in the area. TIEGERMAN MIDDLE SCHOOL (rated 8.8/10, 2.0 miles away, in nearby Glen Cove), which scores notably higher. Another option is LOCUST VALLEY INTERMEDIATE SCHOOL (rated 8.6/10, 1.0 miles away), which scores notably higher. Additionally, LOCUST VALLEY HIGH SCHOOL (rated 8.6/10, 1.3 miles away), which scores notably higher. For more schools in Locust Valley, see our Locust Valley schools guide .
Nearby Schools
20 within 3.3 mi| School | Distance | Rating |
|---|---|---|
| ANN MACARTHUR PRIMARY Locust Valley | 0.9 mi | 6.3 |
| LOCUST VALLEY INTERMEDIATE SCHOOL Locust Valley | 1.0 mi | 8.6 |
| LOCUST VALLEY HIGH SCHOOL Locust Valley | 1.3 mi | 8.6 |
| LOCUST VALLEY MIDDLE SCHOOL Locust Valley | 1.3 mi | 6.8 |
| CONNOLLY SCHOOL Glen Cove | 1.4 mi | 6.6 |
| GRIBBIN SCHOOL Glen Cove | 1.9 mi | 7.1 |
| TIEGERMAN MIDDLE SCHOOL Glen Cove | 2.0 mi | 8.8 |
| BAYVILLE PRIMARY Bayville | 2.7 mi | 6.6 |
| BAYVILLE INTERMEDIATE SCHOOL Bayville | 2.7 mi | 7.4 |
| ROBERT M FINLEY MIDDLE SCHOOL Glen Cove | 2.3 mi | 5.6 |
| GLEN COVE HIGH SCHOOL Glen Cove | 2.3 mi | 7.9 |
| DEASY SCHOOL Glen Cove | 2.3 mi | 7.1 |
| THEODORE ROOSEVELT SCHOOL Oyster Bay | 2.6 mi | 8.0 |
| VERNON SCHOOL East Norwich | 2.8 mi | 8.3 |
| TIEGERMAN ELEMENTARY SCHOOL Glen Cove | 2.8 mi | — |
| GLEN HEAD ELEMENTARY SCHOOL Glen Head | 3.3 mi | 6.5 |
| THE GREENVALE SCHOOL Old Brookville | 3.7 mi | 8.1 |
| NORTH SHORE SENIOR HIGH SCHOOL Glen Head | 3.3 mi | 7.8 |
| ST DOMINIC ELEMENTARY SCHOOL Oyster Bay | 3.0 mi | 7.0 |
| HARMONY HEIGHTS SCHOOL East Norwich | 3.3 mi | 7.2 |
Neighborhood Census ACS (2019-2023)
Census data for ZIP 11560 (ACS 2019-2023 5-Year Estimates) · Data sources
Median Income
$159,545
Median Home Value
$937,500
Median Rent
$2,467/mo
Population
6,951
College Educated
60%
Homeownership
82.5%
Avg Commute
37.7 min
Poverty Rate
4.9%
Median Age
48.1
Community Profile
The community surrounding Portledge School has a median household income of $159,545. It is a well-educated community where 60% of adults hold a bachelor's degree or higher. The median home value in the area is $937,500, with a median rent of $2,467/month. The local poverty rate of 4.9% is relatively low. The average commute in the area is 38 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 |
|---|---|
| BEGINNING WITH CHILDREN CHARTER SCHOOL II Brooklyn, NY | 7.2 |
| GERMAN INTERNATIONAL SCHOOL NEW YORK White Plains, NY | 7.2 |
| NORTH WARREN CENTRAL SCHOOL Chestertown, NY | 7.2 |
| STANLEY G FALK SCHOOL Buffalo, NY | 7.2 |
| DAVID MARQUIS SCHOOL OF THE ARTS (THE) Staten Island, NY | 7.3 |
| MANLIUS PEBBLE HILL SCHOOL Syracuse, NY | 7.3 |
Frequently Asked Questions
Common questions about Portledge School
What grades does Portledge School serve?
Portledge School serves students in grades Pre-K through 12th.
How many students attend Portledge School?
Portledge School has an enrollment of approximately 510 students.
What is the student-teacher ratio at Portledge School?
The student-teacher ratio at Portledge School is 7.8:1. A lower ratio generally means more individual attention per student. The national average is approximately 11:1 for private schools.
How does Portledge School rank in NY?
Portledge School is ranked #209 out of 991 private schools in NY.
What is Portledge School's MySchoolScout rating?
Portledge School has a composite rating of 7.2 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 Portledge School a private school?
Yes, Portledge 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 Portledge School a religious school?
No, Portledge School is a nonsectarian (non-religious) private school.
Explore More Schools
Neighborhood Context
Quick Facts NCES PSS (SY 2021-22)
- Grades
- Pre-K – 12th
- Enrollment
- 510
- Gender Split
- 54% M / 46% F
- Student-Teacher Ratio
- 7.8:1
- Teachers (FTE)
- 65
- Type
- private
- Coed Status
- coed
- Affiliation
- Nonsectarian
- School Day
- 7.2 hours
- Days Per Year
- 180 days
- Setting
- Fringe Rural
- County
- NASSAU
- Phone
- (516) 750-3223
- 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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