New Private Housing Structures Authorized by Building Permits for Winnebago County, IL was 189.00000 Units in January of 2022, according to the United States Federal Reserve. Historically, New Private Housing Structures Authorized by Building Permits for Winnebago County, IL reached a record high of 2029.00000 in January of 2003 and a record low of 53.00000 in January of 2013. Trading Economics provides the current actual value, an historical data chart and related indicators for New Private Housing Structures Authorized by Building Permits for Winnebago County, IL - last updated from the United States Federal Reserve on May of 2024.