New Private Housing Structures Authorized by Building Permits for Johnson County, IA was 1375.00000 Units in January of 2022, according to the United States Federal Reserve. Historically, New Private Housing Structures Authorized by Building Permits for Johnson County, IA reached a record high of 1874.00000 in January of 2016 and a record low of 519.00000 in January of 2010. Trading Economics provides the current actual value, an historical data chart and related indicators for New Private Housing Structures Authorized by Building Permits for Johnson County, IA - last updated from the United States Federal Reserve on May of 2024.