Warren County Population 2018

Warren County's estimated population is 228,882 with a growth rate of 1.06% in the past year according to the most recent United States census data. Warren County is the 12th largest county in Ohio.

Year Population Growth Growth Rate
2017228,8822,4061.06%
2016226,4762,7411.23%
2015223,7352,5831.17%
2014221,1522,0550.94%
2013219,0971,8420.85%
2012217,2551,8820.87%
2011215,3731,9070.89%
2010213,46699,55787.40%
1990113,90914,63314.74%
198099,27614,35116.90%
197084,92519,21429.24%
196065,71127,20670.66%
195038,5058,61128.81%
194029,8942,5469.31%
193027,3481,6326.35%
192025,7161,2194.98%
191024,497-1,087-4.25%
190025,5841160.46%
189025,468-2,924-10.30%
188028,3921,7036.38%
187026,689-213-0.79%
186026,9021,3425.25%
185025,5602,41910.45%
184023,1411,6737.79%
183021,4683,63120.36%
182017,8377,91279.72%
18109,9250.00%

Warren County Population Growth

Population Data via

Warren County Race Data

Race Population Percentage
White201,30487.95%
Asian11,3384.95%
Black or African American7,7753.40%
Two or More Races3,3991.49%
American Indian and Alaska Native3990.17%
Native Hawaiian and Other Pacific Islander2240.10%

Warren County Population Pyramid

0k2k4k6k8k Male Population0k2k4k6k8k 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