Percent of Population Below the Poverty Level (5-year estimate) in Custer County, OK was 16.00% in January of 2022, according to the United States Federal Reserve. Historically, Percent of Population Below the Poverty Level (5-year estimate) in Custer County, OK reached a record high of 19.10 in January of 2013 and a record low of 15.80 in January of 2017. 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 Custer County, OK - last updated from the United States Federal Reserve on May of 2024.