Matinecock is a village located within the Town of Oyster Bay in Nassau County, on Long Island, in New York, United States.

Matinecock incorporated as a village on April 2, 1928, in order to gain home rule powers.

[6] According to the United States Census Bureau, the village has a total area of 2.7 square miles (7.0 km2), all land.

The racial makeup of the village was 96.05% White, 1.08% African American, 1.56% Asian, and 1.32% from two or more races.

The Village of Matinecock is located entirely within the boundaries of the Locust Valley Central School District.