Calcium, New York

Calcium, New York
Census-designated place
Calcium Show map of New York Calcium Show map of the United States
Coordinates: 44°2′5″N 75°50′32″W / 44.03472°N 75.84222°W / 44.03472; -75.84222
Country	United States
State	New York
County	Jefferson
Town	Le Ray
Area [1]
• Total	5.61 sq mi (14.53 km2)
• Land	5.61 sq mi (14.52 km2)
• Water	0.00 sq mi (0.00 km2)
Elevation	469 ft (143 m)
Population  (2020)
• Total	3,573
• Density	637.24/sq mi (246.02/km2)
Time zone	UTC-5 (Eastern (EST))
• Summer (DST)	UTC-4 (EDT)
ZIP code	13616
Area code	315
FIPS code	36-11671
GNIS feature ID	0945447

Calcium is a census-designated place (CDP) in Jefferson County, New York, United States. The population was 3,573 as of the 2020 census.^[2][3] The CDP is in the town of Le Ray and includes the hamlets of Calcium and Sanfords Four Corners.

Historic landmarks include the stone house at the intersection of State Route 342 and County Route 138 that once served as the post office for the area, and the Calcium Community Church at the same intersection. The church was built in 1853 by a group of at least three different denominations, including Methodist Episcopal, Christian, and Unitarian. The building was shared by these and various Christian groups over the years, and remains a community church today.