Hartwick is a census-designated place (CDP) forming the central settlement of the town of Hartwick in Otsego County, New York, United States. It is located at the corner of CR-11 and NY-205. The population of the CDP was 629 at the 2010 census.
Hartwick is located at (42.65972, -75.04881).
According to the United States Census Bureau, the CDP has a total area of , all land.
The Otego Creek flows southward through the hamlet.