Dickinson County, Iowa
Located in Iowa, Dickinson County has a population of 17,990 residents and a median age of 48.7 years, making it the #1,989 most populous county out of 3,222 nationwide. In terms of economic indicators, the county has a poverty rate of 7.6%. The median home value is $270,700, and the median household income is $75,432, which is 0% above the national median.
Demographics
Dickinson County has a population of 17,990, making it the #1,989 most populous county in the US. The median age is 48.7 years, which is 25.2% above the national median.
Population Trend
Rankings →Year-over-Year Population Growth
Age & Sex Distribution
Race & Ethnicity
Nativity
Geographic Mobility (Past Year)
Economy
The median household income in Dickinson County is $75,432, ranking #817 out of 3,222 counties — 0.4% above the national median. The poverty rate is 7.6% and unemployment stands at 3.0%.
Median Household Income Trend
Rankings →Income Distribution
Industry of Employment
Occupation
Housing
The median home value in Dickinson County is $270,700 (-4.0% vs national). Renters pay a median of $922/mo and the homeownership rate is 77.5%.
Median Home Value Trend
Rankings →Household Type
Education
In Dickinson County, 31.2% of adults age 25+ hold a bachelor's degree or higher, which is 7.5% below the national average, ranking #681 out of 3,222 counties.
Bachelor's Degree or Higher Trend
Rankings →Health & Wellbeing
Life expectancy in Dickinson County is 81.2 years. 15.5% of adults report poor or fair health and 5.6% lack health insurance. Data from County Health Rankings (2025).
Life Expectancy Trend
Substance Use
17.6% of adults in Dickinson County smoke , 36.9% are obese , and 26.3% report excessive drinking.
Adult Smoking Trend
Safety
The suicide rate is 17.2 per 100,000. Motor vehicle deaths occur at a rate of 13.9 per 100,000.
Suicide Rate Trend
Families & Children
8.7% of children in Dickinson County live in poverty . The teen birth rate is 7.6 per 1,000 females age 15–19.
Teen Birth Rate Trend
Civic & Transportation
Voter turnout in Dickinson County is 81.7%. The mean commute time is 18.6 min, which is 32.5% below the national average.
Voter Turnout Trend
Mean Commute Time Trend
Rankings →Elections
In the 2024 presidential election, Dickinson County voted Republican with a margin of 40.0%. The vote was 29.5% Dem / 69.5% Rep. Compared to 2020, the margin shifted 6.4 toward Republicans .
Vote Share Over Time
About Dickinson County, Iowa
Dickinson County, Iowa has a total population of 17,990, making it the 1,989th most populous county in the United States. The median age in Dickinson County is 48.7 years, which is 25.2% above the national median of 38.9 years.
The median household income in Dickinson County is $75,432, which ranks #817 of 3,222 counties nationwide. This is 0.4% above the national median of $75,149. The poverty rate is 7.6%, lower than the national rate of 12.6%. The unemployment rate stands at 3.0%.
The median home value in Dickinson County is $270,700, 4.0% below the national median. Renters in Dickinson County pay a median gross rent of $922 per month. The homeownership rate is 77.5%, compared to the national rate of 64.4%.
In Dickinson County, 31.2% of residents aged 25 and older hold a bachelor's degree or higher, 7.5% below the national average of 33.7%. Health insurance coverage stands at 97.4% of the population. The average commute time for workers is 18.6 min.
Dickinson County is a diverse community. The largest racial or ethnic group is White (non-Hispanic) at 93.4% of the population, followed by Two or More Races (3.2%) and Hispanic or Latino (2.9%).
All data for Dickinson County, Iowa comes from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates. These figures are estimates based on survey sampling and are subject to margin of error. For the most detailed and up-to-date data, visit the Census Bureau's official data portal.