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SCHOOL COMMUNITY·RIVERHEAD CHARTER SCHOOL·NCES 360006004847

RIVERHEAD CHARTER SCHOOL

3685 MIDDLE COUNTRY RD, CALVERTON, NY 11933 · (631) 369-5800 · Suffolk County
GRADES KG–12COMBINED41-RURALCHARTERTITLE IREGULAR SCHOOL972 STUDENTS
Enrollment
972
Combined
STATE 544
Student : Teacher
13.5:1
72 FTE teachers
STATE 8.7:1
Free / Reduced Lunch
67%
650 students
STATE 58%
Community
1
0 members
Enrollment and student:teacher ratio compared against other combined schools. Free/Reduced Lunch and demographics compared against all schools.
Enrollment by grade
Kindergarten
89
Grade 1
90
Grade 2
88
Grade 3
89
Grade 4
117
Grade 5
91
Grade 6
89
Grade 7
81
Grade 8
75
Grade 9
60
Grade 10
47
Grade 11
29
Grade 12
27
Student demographics
White
798%
STATE 39%
Hispanic
70873%
STATE 31%
Black
15916%
STATE 16%
Asian
81%
STATE 10%
Two+
152%
STATE 4%
Native American
20%
STATE 1%
Pacific Islander
10%
STATE 0%
Student head counts by race/ethnicity from federal NCES enrollment data. Very small groups may be suppressed in the source, so categories do not always sum exactly to total enrollment.
Gender split
Male
44846%
Female
52454%

Discussions

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Test scores

NYS Assessments 2024-25 . % Proficient (Level 3 + Level 4)
English Language Arts
74.4%
NY avg 58.3% . +10.6pp since 2023
Math
75.9%
NY avg 57.4% . -0.2pp since 2023
Source: NYS Assessments. All students, all grades. See all years and grades →

BeatsExpectations

Demographically-adjusted score · methodology
Tier
AS EXPECTED
Performing as predicted given the school's student profile
Actual proficiency
69.2%
composite math + reading, all grades
Predicted
50.4%
based on NY schools with similar FRL share
Beats by
+18.8pp
above demographic expectation
BeatsExpectations runs a per-state regression of proficiency on free/reduced-lunch share, then scores each school by residual. How this is calculated →

7-year change

SY 2017-18 vs SY 2024-25
Enrollment
972
+481 (+98%) vs 2017
Student : Teacher
13.5:1
was 11.4:1
% White
8%
was 17%
% Hispanic
73%
was 55%
% Black
16%
was 25%
% Asian
1%
was 1%
Source: NCES Common Core of Data

About RIVERHEAD CHARTER SCHOOL

Set in CALVERTON, New York, RIVERHEAD CHARTER SCHOOL is a well-populated combined-grade school, one of the schools within RIVERHEAD CHARTER SCHOOL. It instructs 972 students across grades K through 12. Compared to the state average of about 544 students per school, that is 79% above typical.

Operationally, RIVERHEAD CHARTER SCHOOL answers to RIVERHEAD CHARTER SCHOOL, which sets policy, hires staff, and reports enrollment to the state.

On demographics, RIVERHEAD CHARTER SCHOOL logs that the largest single group is Hispanic, at 73% of enrollment. The remainder looks like 16% Black, 8% White. By comparison, Suffolk County as a whole is about 23% Hispanic, so the school skews meaningfully more Hispanic than its surroundings.

In terms of school funding signals, On paper, RIVERHEAD CHARTER SCHOOL has 72 full-time-equivalent teachers, translating to a class-load average of around 13.5:1. Statewide, the average ratio sits near 8.7:1, putting RIVERHEAD CHARTER SCHOOL higher than the state norm the norm. About 67% of enrolled students meet the income threshold for free or reduced-price lunch, a number frequently used as a low-income enrollment indicator. That share is north of Suffolk County's rate of about 39%.

With demographic context factored in, RIVERHEAD CHARTER SCHOOL tracks the demographic baseline. The model predicts 50.4% given the school's FRL share; actual proficiency is 69.2%.

In the surrounding community, census data for Suffolk County shows the typical household earns roughly $130,686 per year, roughly 40% of adults have completed at least a four-year degree, and the poverty rate sits near 4%. In all, Suffolk County runs 343 public schools (combined enrollment of about 222,439 students), of which RIVERHEAD CHARTER SCHOOL is one.

The closest other public school is RILEY AVENUE SCHOOL, roughly 1.0 miles away. 7 of the 8 nearest public schools sit inside a five-mile radius. On composite proficiency, RIVERHEAD CHARTER SCHOOL comes 1st of 8 in the immediate cluster, higher than the nearby-schools average of 38.9%.

Geographically, the school is in a countryside area. RIVERHEAD CHARTER SCHOOL operates as a public charter school, meaning it is publicly funded but governed independently of the surrounding district's traditional schools.

Looking at the recent track record. Over the past 7-year window, the student count rose 98%: 491 students in 2018 compared to 972 in 2025. Hispanic enrollment moved from 55% to 73% across the same window. Class-load math has loosened: from 11.4:1 in 2018 to 13.5:1 in 2025.

In the discussion threads here, the feed for RIVERHEAD CHARTER SCHOOL typically covers science fair prep, picture-day reminders, and bus-route questions. Anyone with firsthand experience at this school can post or comment.

Suffolk County at a glance

View full county profile
Population
1,530,146
Census ACS
Median income
$130,686
Household, ACS
Bachelor's+
40%
Adults 25+
Poverty rate
4%
Below federal line
Schools in county
343
222,439 students

Quick facts

School name
RIVERHEAD CHARTER SCHOOL
District
RIVERHEAD CHARTER SCHOOL
Address
3685 MIDDLE COUNTRY RD, CALVERTON, NY 11933
Phone
(631) 369-5800
County
Suffolk County
Level
Combined
Grade range
KG–12
Total enrollment
972
Teachers (FTE)
72
Student–teacher ratio
13.5:1
Free/Reduced lunch
650 (67%)
Locale
41-Rural: Fringe
NCES ID
360006004847
Charter school
Yes
Virtual school
No

Related schools

Other schools in CALVERTON
Nearby schools

Frequently asked questions

About RIVERHEAD CHARTER SCHOOL
How many students attend RIVERHEAD CHARTER SCHOOL?
RIVERHEAD CHARTER SCHOOL enrolls approximately 972 students in grades KG-12.
What grades does RIVERHEAD CHARTER SCHOOL serve?
RIVERHEAD CHARTER SCHOOL serves grades KG-12.
What is the student-teacher ratio at RIVERHEAD CHARTER SCHOOL?
The student-to-teacher ratio at RIVERHEAD CHARTER SCHOOL is approximately 13.5:1 (72 FTE teachers).
What is the racial breakdown of students at RIVERHEAD CHARTER SCHOOL?
At RIVERHEAD CHARTER SCHOOL, the student body is approximately 8% White, 73% Hispanic, 16% Black, 1% Asian, 2% Two or more.
Is RIVERHEAD CHARTER SCHOOL public or private?
RIVERHEAD CHARTER SCHOOL is a public K-12 school operated as a charter, overseen by RIVERHEAD CHARTER SCHOOL.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.
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