Schedules for the 1810 Federal Census in Ohio are lost, except for Washington County. No population count exists for Vienna Township. The population of Ohio was 230,760. The total population of the United States stood at 7,239,881, of which 1,191,362 were enslaved."1810 Overview." United States Census Bureau, Department of Commerce, Washington, DC.
The United States Constitution requires that a population census be undertaken every ten years to determine the appropriation of seats in the United States House of Representatives and for the collection of taxes. The United States was the first nation to legislate a regularly held census.This third census taken in the United States recorded the population as of August 6, 1810.
Enumerators of the 1810 Federal Census were required to include the following categories on pages of their creation: