Average
#1808 of 4,742 schools in NY
Top 38% in state
Calcium Primary School
Elementary School · INDIAN RIVER CENTRAL SCHOOL DISTRICT
PO BOX 459, Calcium, NY 13616
Enrollment
540
Student-Teacher
12.3:1
Score
6.9
Grades
Pre-K – 3rd
Enrollment
540
Student-Teacher
12.3:1
Score
6.9
Grades
Pre-K – 3rd
Data vintage
2022-23
Data vintage2022-23
How this school compares
New York schools
#1,808 of 4,742
In district
#3 of 8
INDIAN RIVER CENTRAL SCHOOL DISTRICT
Academic growth
8.1 / 10
Excellent
Shortlisting around Calcium Primary School?
Use this profile as one decision point, then compare nearby options, source confidence, and commute fit before picking a neighborhood around it.
Shortlist starter
Start with these real page-level signals, then use the full table and map below.
Calcium Primary School
Elementary School in Calcium · grades Pre-K – 3rd. Start here, then compare fit against nearby and district options.
Black River School
3.1 mi away. Use as a geographic alternative in the same move search.
Starbuck Elementary School
3.9 mi away. Use as a geographic alternative in the same move search.
About Calcium Primary School
Calcium Primary School is a public elementary school in Calcium, NY, part of INDIAN RIVER CENTRAL SCHOOL DISTRICT. Calcium Primary School serves approximately 540 students, and covers grades Pre-K-3rd, and has a 12.3:1 student-teacher ratio. Calcium Primary School has a current MySchoolScout rating of 6.9 out of 10 and ranks #1,808 of 4,742 schools in NY.
Structured state assessment records for Calcium Primary School show 50% math proficiency (multi-year average, 2009-2022) and 48% reading/ELA proficiency (multi-year average, 2009-2022).
- This school 6.9 · Average
- District avg 6.5
- NY avg 5.9
What Parents Should Know
Calcium Primary School sits in a rural area, which can mean longer drives for some families. Rural schools are often community anchors with smaller classes, but check transportation, after-school options, and access to specialized services before you commit.
33% of students at Calcium Primary School were chronically absent in the 2022-23 school year, above the national average. Chronic absenteeism means missing 15 or more school days, and at high rates it drags on classroom pacing for everyone. Ask what the school does to help families get kids to class consistently.
Score Breakdown
Full Profile · 3/3 metricsView breakdown
View breakdown
View breakdown
Calcium Primary School — Students at Calcium Primary School score 34% proficient, which is below what's typical for similar communities (expected: 50%).
Equity & Diversity
Shown separately, not included in overall scoreFree/Reduced Lunch
56.5%
Students qualifying for federal meal assistance
Test Scores NY EDFACTS (2021-22)
Based on 30 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: 8.1/10.
How Calcium Primary School Compares
See how Calcium Primary School performs across key quality dimensions compared to state benchmarks.
Funding & Resources
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 7.2/10, 3.1 miles away, in nearby Black River), with a very similar rating. Another option is EVANS MILLS PRIMARY SCHOOL (rated 6.4/10, 4.3 miles away, in nearby Evans Mills), with a comparable rating. Additionally, IMMACULATE HEART ELEMENTARY SCHOOL GRADES (rated 5.9/10, 4.9 miles away, in nearby Watertown), with a comparable rating. 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
Similar Schools
Schools in the same state with comparable level, size, and ratings
| School | Rating |
|---|---|
| ALLEGANY-LIMESTONE ELEMENTARY SCHOOL Allegany, NY | 6.9 |
| ANNA S KUHL ELEMENTARY SCHOOL Port Jervis, NY | 6.9 |
| BRONX COMMUNITY CHARTER SCHOOL Bronx, NY | 6.9 |
| BROOKLYN AVENUE SCHOOL Valley Stream, NY | 6.9 |
| CARYL E ADAMS PRIMARY SCHOOL Whitney Point, NY | 6.9 |
| CASIMIR PULASKI SCHOOL Scarsdale, NY | 6.9 |
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 ranks #1,808 of 4,742 schools in NY.
What is Calcium Primary School's MySchoolScout rating?
Calcium Primary School has a current MySchoolScout rating of 6.9 out of 10. This score combines the level-appropriate components shown in the rating breakdown; equity data is shown separately for context.
What are the test scores at Calcium Primary School?
Based on loaded state assessment records, Calcium Primary School has 50% math proficiency (multi-year average, 2009-2022) and 48% reading/ELA proficiency (multi-year average, 2009-2022).
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
Powered by 
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
- Chronic Absenteeism (SY 2022-23)
- 33.0%
- Phone
- (315) 629-1100
Resources & Links
District
INDIAN RIVER CENTRAL SCHOOL DISTRICT- District Enrollment
- 3,494
- Schools in District
- 8
- Per-Pupil Spending
- $25,712
- District Rank
- #3 of 8
How we rate schools
A clear 1–10 score built from public data — growth, academics, and learning environment. No hidden criteria, no pay-to-play.
See how we rateRelated 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
Get school insights in your inbox
New rankings, best-schools lists, and parent guides — delivered free. No spam, unsubscribe anytime.
We respect your privacy. Unsubscribe at any time.