Des Moines County Population 2018

Des Moines County's estimated population is 39,417 with a growth rate of -0.52% in the past year according to the most recent United States census data. Des Moines County is the 16th largest county in Iowa.

Year Population Growth Growth Rate
201739,417-208-0.52%
201639,625-245-0.61%
201539,870-217-0.54%
201440,087-294-0.73%
201340,3811590.40%
201240,2221650.41%
201140,057-181-0.45%
201040,238-2,376-5.58%
199042,614-3,589-7.77%
198046,203-779-1.66%
197046,9822,3775.33%
196044,6052,5496.06%
195042,0565,25214.27%
194036,804-1,358-3.56%
193038,1622,6427.44%
192035,520-625-1.73%
191036,1451560.43%
190035,9896651.88%
189035,3242,2256.72%
188033,0995,84321.44%
187027,2567,64538.98%
186019,6116,62350.99%
185012,9887,411132.89%
18405,5770.00%

Des Moines County Population Growth

Population Data via

Des Moines County Race Data

Race Population Percentage
White36,14491.70%
Black or African American2,3565.98%
Two or More Races1,0212.59%
Asian3150.80%
American Indian and Alaska Native1300.33%
Native Hawaiian and Other Pacific Islander190.05%

Des Moines 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