Estimate, Median Age by Sex, Total Population (5-year estimate) in Steuben County, NY was 42.80000 Years of Age in January of 2022, according to the United States Federal Reserve. Historically, Estimate, Median Age by Sex, Total Population (5-year estimate) in Steuben County, NY reached a record high of 42.90000 in January of 2019 and a record low of 40.80000 in January of 2009. Trading Economics provides the current actual value, an historical data chart and related indicators for Estimate, Median Age by Sex, Total Population (5-year estimate) in Steuben County, NY - last updated from the United States Federal Reserve on May of 2024.