New Private Housing Structures Authorized by Building Permits for Cook County, IL was 4854.00000 Units in January of 2023, according to the United States Federal Reserve. Historically, New Private Housing Structures Authorized by Building Permits for Cook County, IL reached a record high of 19886.00000 in January of 2006 and a record low of 2059.00000 in January of 2009. Trading Economics provides the current actual value, an historical data chart and related indicators for New Private Housing Structures Authorized by Building Permits for Cook County, IL - last updated from the United States Federal Reserve on June of 2024.