REGIONAL PLANNING COMMISSION
CENSUS

CENSUS INFORMATION
County, township, and local municipal data was obtained from the U.S. Census Bureau and the Ohio Department of Development, Office of Strategic Research. All information is believed to be accurate but is not guaranteed. You might also wish to visit the U.S. Census Bureau web site (www.census.gov) for more census related information. To view Fairfield County’s Census Data Profile, visit (Fairfield County, Ohio - Census Bureau Profile).
FAIRFIELD COUNTY POPULATION
from 1800 TO 2020
1800 - No Data
1810 - 11,361
1820 - 16,633
1830 - 24,786
1840 - 31,924
1850 - 30,264
1860 - 30,538
1870 - 31,138
1880 - 34,284
1890 - 33,939
1900 - 34,259
1910 - 39,201
1920 - 40,484
1930 - 44,010
1940 - 48,490
1950 - 52,130
1960 - 63,912
1970 - 73,301
1980 - 93,678
1990 - 103,461
2000 - 122,759
2010 - 146,156
2020 - 158,921
GENERAL DEMOGRAPHIC DATA
1990, 2000, 2010 and 2020 general demographic (DP-1) data is now available for unincorporated (townships) and incorporated (cities and villages) areas of Fairfield County. The data was obtained from the U.S. Census Bureau and Ohio Department of Development's Office of Strategic Research. Some data for the 1990 Census was estimated by the Fairfield County Regional Planning Commission and are provided as rough figures only.
COUNTY PROFILE & POPULATION ESTIMATES
The Fairfield County Profile was produced by the Office of Strategic Research. You might also wish to visit Office of Research | Development (Ohio.gov) for more state, county, township, and local municipal census related information.