Decennial Censuses: 1790-1930 from The University of California at Berkeley Library

National Historical Geographic Information System

• National Historical Geographic Information System

ICPSR: Inter-university Consortium for Political and Social Research

• Historical, Demographic, Economic, and Social Data: The United States, 1790-1970
• Historical, Demographic, Economic, and Social Data: The United States, 1790-2002
• All ICPSR Census Enumerations: Historical and Contemporary Population Characteristics

U.S. Census Bureau:

• 1790 Census of Population and Housing
• Measuring America: The Decennial Censuses From 1790 to 2000
• Sample 1790 Forms
• Selected Historical Decennial Census Population and Housing Counts
• Statistical Abstracts of the United States, Colonial Times to 1970

The USGenWeb Census Project
The USGenWeb site, hosted by Rootsweb, a component of Ancestry.com, is "an all-volunteer project to transcribe census records in a standard format in order to make them available to genealogical researchers on the Internet." It is not directly associated with the Census Bureau or any facet of the U.S. federal government.

• Online Census Images 

1790-1890 Federal Population Censuses Catalog of NARA Microfilm
See also General Information. From The U.S. National Archives and Records Administration (NARA).

Guide to the Content of Federal Decennial Census

Citing Records in the National Archives of the United States,
General Information leaflet No. 17. From NARA.

Clues in Census Records, 1790-1840. From NARA.

Measuring America: The Decennial Censuses From 1790 to 2000. From the U.S. Census Bureau.

Population and Housing Items on the General Census Schedules 1790-2000
Compiled by Grace York, University of Michigan Library, March 2002. Download requires Microsoft Excel.