Unemployment Rate in Arapahoe County, CO was 4.00% in February of 2024, according to the United States Federal Reserve. Historically, Unemployment Rate in Arapahoe County, CO reached a record high of 12.70 in May of 2020 and a record low of 2.00 in May of 1999. Trading Economics provides the current actual value, an historical data chart and related indicators for Unemployment Rate in Arapahoe County, CO - last updated from the United States Federal Reserve on May of 2024.