Percent of Population Below the Poverty Level (5-year estimate) in Oldham County, KY was 4.00% in January of 2023, according to the United States Federal Reserve. Historically, Percent of Population Below the Poverty Level (5-year estimate) in Oldham County, KY reached a record high of 6.80 in January of 2013 and a record low of 4.00 in January of 2022. Trading Economics provides the current actual value, an historical data chart and related indicators for Percent of Population Below the Poverty Level (5-year estimate) in Oldham County, KY - last updated from the United States Federal Reserve on September of 2025.