1800 Census Reports: Decennial Population and Housing Censuses Research Guide

NCSU Libraries Guide to Census Data Resources - Provides links to online and other electronic data sources.
US Census Bureau 1800 Documents as PDFs

Questionnaire, instructions, and table headers
* Questionnaire description - from Measuring America (Sept. 2002)
* Table headers - from Seventh Census of the United States, 1850 (I8.5:1)

Return of the Whole Number of Persons Within the Several Districts of the United States
U.S. Documents C3.14:800 (reclassed from I3.5:1800)
* GEOGRAPHIES:   Nation, states, counties, and towns
* CONTENTS:   Sex, Age, All other free persons (except Indians not taxed), Slaves
* For Free White Males and Females, reports the number of persons under 10, 10-15, 16-25, 26-44, 45-