13. Census of Population and Housing [United States]: Documentation for Census Bureau Restricted Data Series Bookmark Format Data archive or collection
14. Census of Public and Private Juvenile Detention, Correctional, and Shelter Facilities (1971+) Bookmark Format Series - ongoing
15. Census of State and Federal Adult Correctional Facilities (1979+) Bookmark Format Series - ongoing
16. Census Place Project: A Method for Geolocating Unstructured Place Names Bookmark Format Single study