Lacona is a village in Oswego County, New York, United States.

The village is inside the town of Sandy Creek, halfway between Syracuse and Watertown.

[3] According to the United States Census Bureau, the village has a total area of 1.0 square mile (2.6 km2), all land.

The racial makeup of the village was 98.64% White, 0.17% African American, 0.34% Asian, and 0.85% from two or more races.

27.2% of all households were made up of individuals, and 11.5% had someone living alone who was 65 years of age or older.