New Private Housing Structures Authorized by Building Permits for Knox County, ME was 210.00000 Units in January of 2022, according to the United States Federal Reserve. Historically, New Private Housing Structures Authorized by Building Permits for Knox County, ME reached a record high of 371.00000 in January of 2003 and a record low of 75.00000 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 Knox County, ME - last updated from the United States Federal Reserve on May of 2024.