Needs Improvement
#4682 of 4,739 schools in NY
Calcium Primary School
Elementary School · INDIAN RIVER CENTRAL SCHOOL DISTRICT
PO BOX 459, Calcium, NY 13616
Enrollment
540
Student-Teacher
12.3:1
Score
3.1
Grades
Pre-K – 3rd
Enrollment
540
Student-Teacher
12.3:1
Score
3.1
Grades
Pre-K – 3rd
Updated
2022-23
Updated 2022-23
How this school compares
New York elementary schools
#2,498 of 2,549
In district
#7 of 8
INDIAN RIVER CENTRAL SCHOOL DISTRICT
About Calcium Primary School
CALCIUM PRIMARY SCHOOL is a rural elementary school located in CALCIUM, New York. Serving students from pre-kindergarten through third grade, the school has an enrollment of 540 students and maintains a supportive student-to-teacher ratio of 12.3:1 with 44 full-time equivalent teachers. The school's location near the town offers a close-knit community atmosphere where families are actively involved in their children’s education.
CALCIUM PRIMARY SCHOOL focuses on providing a nurturing environment for young learners, though its academic performance currently sits at the lower end of state rankings. With an overall MySchoolScout rating of 3.4 out of 10 and an academic score of 3.1 out of 10, there is room for improvement in standardized test scores, where 57% of students are proficient or above in ELA/reading and 37% are proficient or above in math. CALCIUM PRIMARY SCHOOL stands as a vital part of the rural community near CALCIUM, fostering a supportive environment for its students.
What Parents Should Know
Located in a rural area, Calcium Primary 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.
Score Breakdown
Full Profile · 3/3 metricsView breakdown
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Calcium Primary School — Students at Calcium Primary School score 37% proficient, which is below what's typical for similar communities (expected: 56%).
Equity & Diversity
Shown separately, not included in overall scoreFree/Reduced Lunch
56.5%
Students qualifying for federal meal assistance
Test Scores NY NYSED (2020-21)
Based on 6 test records from NY state assessments. About our data
Proficiency Trend
↓ DecliningAverage proficiency (% at or above grade level) across Math & ELA over time.
* COVID-affected year — test participation was uneven nationwide. This data is weighted at 50% in the Growth score calculation.
Source: EdFacts (NCES) and state assessment data. Growth score: 1.6/10.
How Calcium Primary School Compares
See how Calcium Primary School performs across key quality dimensions compared to state benchmarks.
Funding & Resources
Performance Trends
Math proficiency has declined from 67% (2019) to 22% (2021). Reading/ELA proficiency has declined from 67% (2019) to 52% (2021).
Location
PO BOX 459, Calcium, NY 13616
Nearby Alternatives
Families considering Calcium Primary School may also want to explore other elementary schools in the area. BLACK RIVER SCHOOL (rated 7.5/10, 3.1 miles away, in nearby Black River), which scores notably higher. Another option is IMMACULATE HEART ELEMENTARY SCHOOL GRADES (rated 5.9/10, 4.9 miles away, in nearby Watertown), which scores notably higher. Additionally, IHC INTERMEDIATE SCHOOL GRADES K-5 (rated 5.7/10, 5.9 miles away, in nearby Watertown), which scores notably higher. For more schools in Calcium, see our Calcium schools guide .
Nearby Schools
20 within 10.3 miNeighborhood Census ACS (2019-2023)
Census data for ZIP 13616 (ACS 2019-2023 5-Year Estimates) · Data sources
Median Income
$47,110
Median Home Value
$147,800
Median Rent
$1,356/mo
Population
1,560
College Educated
11%
Homeownership
33.7%
Poverty Rate
21.2%
Median Age
35.4
Community Profile
The community surrounding Calcium Primary School has a median household income of $47,110. It is a community where 11% of adults hold a bachelor's degree or higher. The median home value in the area is $147,800, with a median rent of $1,356/month. The area has a poverty rate of 21.2%, indicating some economic challenges in the community. Source: U.S. Census ACS 2022 5-Year Estimates.
Similar Schools
Schools in the same state with comparable level, size, and ratings
| School | Rating |
|---|---|
| GRANDVIEW ELEMENTARY SCHOOL Monsey, NY | 3.1 |
| PROSPECT ELEMENTARY SCHOOL Hempstead, NY | 3.1 |
| STEAM AT DR KING ELEMENTARY SCHOOL Syracuse, NY | 3.1 |
| WEBSTER ELEMENTARY SCHOOL Syracuse, NY | 3.1 |
| BROWNSVILLE ASCEND CHARTER SCHOOL Brooklyn, NY | 3.0 |
| CALIFORNIA AVENUE ELEMENTARY SCHOOL Uniondale, NY | 3.0 |
Frequently Asked Questions
Common questions about Calcium Primary School
What grades does Calcium Primary School serve?
Calcium Primary School serves students in grades Pre-K through 3rd.
How many students attend Calcium Primary School?
Calcium Primary School has an enrollment of approximately 540 students.
What is the student-teacher ratio at Calcium Primary School?
The student-teacher ratio at Calcium Primary School is 12.3:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.
How does Calcium Primary School rank in NY?
Calcium Primary School is ranked #4682 out of 4,739 schools in NY.
What is Calcium Primary School's MySchoolScout rating?
Calcium Primary School has a composite rating of 3.1 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.
What are the test scores at Calcium Primary School?
Based on the most recent state assessment data, Calcium Primary School has 36.7% math proficiency and 57.3% reading/ELA proficiency.
Is Calcium Primary School a charter school?
No, Calcium Primary School is not a charter school. It is a traditional public school operated by the local school district.
Is Calcium Primary School a Title I school?
No, Calcium Primary School is not currently a Title I school.
What does the Free & Reduced Lunch percentage mean for Calcium Primary School?
56.5% of students at Calcium Primary School qualify for free or reduced-price lunch. This is a commonly used indicator of economic need and provides important context when interpreting test scores.
Neighborhood Context
- County Safety
- Low (128/100K)
FBI UCR 2024. County-level only. Data >1 year old.
Quick Facts NCES CCD (SY 2022-23)
- Grades
- Pre-K – 3rd
- Enrollment
- 540
- Student-Teacher Ratio
- 12.3:1
- Teachers (FTE)
- 44
- Free/Reduced Lunch
- 56.5%
- Type
- regular
- Setting
- Fringe Rural
- County
- Jefferson County
- Phone
- (315) 629-1100
- Data Year
- 2023–2024
Resources & Links
District
INDIAN RIVER CENTRAL SCHOOL DISTRICT- District Enrollment
- 3,494
- Schools in District
- 8
- Per-Pupil Spending
- $25,712
- District Rank
- #7 of 8
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
- Best Public Schools in New York 2026: Top Districts from NYC to the Suburbsbest schools
- Best Schools in New York, NY — 2026 Rankingsbest schools
- Best States for Public Schools in 2026: A Complete Rankingdata insights
- Charter Schools vs Public Schools: What the Data Actually Shows (2026)school choice
- Student-Teacher Ratio by State: Complete 2026 Rankingsdata insights
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