Quadrennial Enumerations consist of a census of males over twenty-one years of age residing in a county.
They show address, race, occupation, and whether a freeholder of land.
Enumerations were used to determine voting districts, and were taken every four years from 1803 to 1911.
Prior to 1863 enumerations recorded only white males.
Where a span of dates is indicated, the records exist for every fourth year.
Not all townships are represented for every county listed.
Enumerations held by Special Collections and Archives:
3640 Colonel Glenn Highway, Dayton, Ohio 45435. Phone: (937) 775-2525