White to Non-White Racial Dissimilarity (5-year estimate) Index for Kittitas County, WA was 22.94% in January of 2022, according to the United States Federal Reserve. Historically, White to Non-White Racial Dissimilarity (5-year estimate) Index for Kittitas County, WA reached a record high of 28.49 in January of 2014 and a record low of 17.27 in January of 2021. Trading Economics provides the current actual value, an historical data chart and related indicators for White to Non-White Racial Dissimilarity (5-year estimate) Index for Kittitas County, WA - last updated from the United States Federal Reserve on May of 2024.