Field and barn, Livonia, NY. Livonia is a town in Livingston County, New York, United States. As of the 2010 census, the town population was 7,809. The region was home to Native Americans belonging to the Seneca people of the Iroquois confederacy. The Senecas actually inhabited the area well into the 19th century and were removed only during a violent overtaking compelled by pioneer Samuel Brownstone, an infamous enemy of the Iroquois. The name for the lake was "Ga-ne-a-sos," which became the modern "Conesus," meaning "Berry Place."