Delaware County Population 2017

Delaware County's estimated population is 196,463 with a growth rate of 1.86% in the past year according to the most recent United States census data. Delaware County is the 15th largest county in Ohio.

Year Population Growth Growth Rate
2016196,4633,5791.86%
2015192,8843,6021.90%
2014189,2824,0572.19%
2013185,2254,0972.26%
2012181,1282,6021.46%
2011178,5263,3781.93%
2010175,148108,219161.69%
199066,92913,08924.31%
198053,84010,93225.48%
197042,9086,80118.84%
196036,1075,82919.25%
195030,2783,49813.06%
194026,7807642.94%
193026,01630.01%
192026,013-1,169-4.30%
191027,1827812.96%
190026,401-788-2.90%
189027,189-192-0.70%
188027,3812,2068.76%
187025,1751,2735.33%
186023,9022,0859.56%
185021,817-243-1.10%
184022,06010,55691.76%
183011,5043,86550.60%
18207,6395,639281.95%
18102,0000.00%

Delaware County Population Growth

Population Data via

Delaware County Race Data

Race Population Percentage
White171,02787.05%
Asian11,1755.69%
Black or African American6,5263.32%
Two or More Races3,6971.88%
American Indian and Alaska Native3740.19%
Native Hawaiian and Other Pacific Islander850.04%

Delaware County Population Pyramid

0k2k4k6k8kDelaware County Male Population0k2k4k6k8kDelaware County Female Population

Population of Cities in Delaware County

City 2010 Census 2016 Estimated Growth Growth Rate
Columbus788866860090712249.03%
Westerville362673898527187.49%
Delaware3475638643388711.18%
Powell1149812810131211.41%
Sunbury4395521682118.68%
Ashley1330150017012.78%
Ostrander640695558.59%
Galena650665152.31%
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