Income Inequality in Placer County, CA was 14.02578 Ratio in January of 2022, according to the United States Federal Reserve. Historically, Income Inequality in Placer County, CA reached a record high of 14.29958 in January of 2020 and a record low of 11.37774 in January of 2010. Trading Economics provides the current actual value, an historical data chart and related indicators for Income Inequality in Placer County, CA - last updated from the United States Federal Reserve on May of 2024.