Defiance County Population 2018

Defiance County's estimated population is 38,156 with a growth rate of 0.09% in the past year according to the most recent United States census data. Defiance County is the 65th largest county in Ohio.

Year Population Growth Growth Rate
201738,156350.09%
201638,121-155-0.40%
201538,276-205-0.53%
201438,481-40-0.10%
201338,521-276-0.71%
201238,797-191-0.49%
201138,988-94-0.24%
201039,082-268-0.68%
199039,350-637-1.59%
198039,9873,0388.22%
197036,9495,44117.27%
196031,5085,58321.54%
195025,9251,5586.39%
194024,3671,6537.28%
193022,714-1,835-7.47%
192024,549510.21%
191024,498-1,889-7.16%
190026,3876182.40%
189025,7693,25414.45%
188022,5156,79643.23%
187015,7193,83332.25%
186011,8864,92070.63%
18506,9660.00%

Defiance County Population Growth

Population Data via

Defiance County Race Data

Race Population Percentage
White36,69296.16%
Black or African American7822.05%
Two or More Races5611.47%
Asian1520.40%
American Indian and Alaska Native1510.40%
Native Hawaiian and Other Pacific Islander110.03%

Defiance County Population Pyramid

0k1k1k2k Male Population0k1k1k2k Female Population8580757065605550454035302520151050
Data Sources
  1. US Census City/Town Population estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. Population of States and Counties of the United States: 1790 - 1990