Ellisburg is a town in Jefferson County, New York. The town is named after early landowners and also contains a village named Ellisburg. Env North Agency and Town of Ellisburg are among the major businesses in the town. The area has its own library. The town has a population of 3541 according to the 2000 census. Jefferson Community College is a university located near Ellisburg in the city of Watertown, New York. Elms Golf Club is just six miles away and features its own restaurant.