Resident Population in Cayuga County, NY was 74.48500 Thous. of Persons in January of 2023, according to the United States Federal Reserve. Historically, Resident Population in Cayuga County, NY reached a record high of 82.96400 in January of 1995 and a record low of 74.48500 in January of 2023. Trading Economics provides the current actual value, an historical data chart and related indicators for Resident Population in Cayuga County, NY - last updated from the United States Federal Reserve on June of 2024.