Ellisburg is a village in Jefferson County, New York, United States.

The village was first settled circa 1797 by Lyman Ellis and was also called "Ellisburgh".

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

[2] South Sandy Creek flows through the center of the village, leading southwestward to Lake Ontario.

NY-193 leads 4 miles (6 km) east to Pierrepont Manor and northwest the same distance to NY-3 at Southwick Beach State Park near Lake Ontario.

About 18.8% of families and 21.6% of the population were below the poverty line, including 35.3% of those under the age of eighteen and none of those 65 or over.