Income Inequality in Oklahoma County, OK was 17.09451 Ratio in January of 2022, according to the United States Federal Reserve. Historically, Income Inequality in Oklahoma County, OK reached a record high of 17.09451 in January of 2022 and a record low of 15.76484 in January of 2010. Trading Economics provides the current actual value, an historical data chart and related indicators for Income Inequality in Oklahoma County, OK - last updated from the United States Federal Reserve on May of 2024.