Henry County Population 2018

Henry County's estimated population is 19,863 with a growth rate of 0.31% in the past year according to the most recent United States census data. Henry County is the 34th largest county in Iowa.

Year Population Growth Growth Rate
201719,863620.31%
201619,801-22-0.11%
201519,82330.02%
201419,820-200-1.00%
201320,020310.16%
201219,989-244-1.21%
201120,2331300.65%
201020,1038774.56%
199019,2263361.78%
198018,8907764.28%
197018,114-73-0.40%
196018,187-521-2.78%
195018,7087143.97%
194017,9943341.89%
193017,660-638-3.49%
192018,298-342-1.83%
191018,640-1,382-6.90%
190020,0221,1275.96%
189018,895-2,091-9.96%
188020,986-477-2.22%
187021,4632,76214.77%
186018,7019,994114.78%
18508,7074,935130.83%
18403,7720.00%

Henry County Population Growth

Population Data via

Henry County Race Data

Race Population Percentage
White18,47793.02%
Black or African American4992.51%
Asian4822.43%
Two or More Races3361.69%
American Indian and Alaska Native720.36%
Native Hawaiian and Other Pacific Islander260.13%

Henry County Population Pyramid

0k0k0k1k1k Male Population0k0k0k1k1k 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