Broomfield County/city, CO - White to Non-White Racial Dissimilarity (5-year estimate) Index for Broomfield County, CO was 18.29% in January of 2022, according to the United States Federal Reserve. Historically, Broomfield County/city, CO - White to Non-White Racial Dissimilarity (5-year estimate) Index for Broomfield County, CO reached a record high of 18.71 in January of 2010 and a record low of 13.10 in January of 2019. Trading Economics provides the current actual value, an historical data chart and related indicators for Broomfield County/city, CO - White to Non-White Racial Dissimilarity (5-year estimate) Index for Broomfield County, CO - last updated from the United States Federal Reserve on May of 2024.