For a comprehensive guide to censuses of the United States. Includes information about other type of census such as: economic, agriculture, jails, etc...

General guide for finding statistical tables and data for all levels of government.

Excellent guide to country information for background information as well as statistical resources.

guidance for locating historical and current international census data in print publications at the Library of Congress and other institutions, as well as in online sources, both free and fee-based.