Poweshiek County Population 2018

Poweshiek County's estimated population is 18,314 with a growth rate of 0.12% in the past year according to the most recent United States census data. Poweshiek County is the 39th largest county in Iowa.

Year Population Growth Growth Rate
201718,314220.12%
201618,292-89-0.48%
201518,381-190-1.02%
201418,571-10-0.05%
201318,581-129-0.69%
201218,710-164-0.87%
201118,874-48-0.25%
201018,922-111-0.58%
199019,033-273-1.41%
198019,3065032.68%
197018,803-497-2.58%
196019,300-44-0.23%
195019,3445863.12%
194018,758310.17%
193018,727-1,183-5.94%
192019,9103211.64%
191019,5891750.90%
190019,4141,0205.55%
189018,394-542-2.86%
188018,9363,35521.53%
187015,5819,913174.89%
18605,6685,053821.63%
18506150.00%

Poweshiek County Population Growth

Population Data via

Poweshiek County Race Data

Race Population Percentage
White17,49795.54%
Asian3431.87%
Black or African American3151.72%
Two or More Races2731.49%
American Indian and Alaska Native590.32%
Native Hawaiian and Other Pacific Islander250.14%

Poweshiek County Population Pyramid

0k0k0k1k1k1k Male Population0k0k0k1k1k1k 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