Percent of Population Below the Poverty Level (5-year estimate) in Carter County, OK was 15.30% in January of 2022, according to the United States Federal Reserve. Historically, Percent of Population Below the Poverty Level (5-year estimate) in Carter County, OK reached a record high of 16.90 in January of 2018 and a record low of 15.30 in January of 2015. 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 Carter County, OK - last updated from the United States Federal Reserve on May of 2024.