All-Transactions House Price Index for Arapahoe County, CO was 282.89000 Index 2000=100 in January of 2023, according to the United States Federal Reserve. Historically, All-Transactions House Price Index for Arapahoe County, CO reached a record high of 282.89000 in January of 2023 and a record low of 21.46000 in January of 1975. Trading Economics provides the current actual value, an historical data chart and related indicators for All-Transactions House Price Index for Arapahoe County, CO - last updated from the United States Federal Reserve on May of 2024.