Dickinson County's estimated 2026 population is 18,082 with a growth rate of 0.03% in the past year according to the most recent United States census data. Dickinson County is the 39th largest county in Iowa. The 2010 population was 16,669 and has seen a growth of 8.48% since that time.
Data after 2023 is projected based on recent change
Overall: 48.7 years
Female: 51.4 years
Male: 46.6 years
There are 14,561 adults, (5,079 of whom are seniors) in Dickinson County.
Female: 8,936 (49.7%)
Male: 9,054 (50.3%)
The racial composition of Dickinson County includes 94.3% White, and smaller percentages for Asian, other race, Native American, Black or African American and multiracial populations.
Race | Population | Percentage (of total) |
|---|---|---|
| White | 16,965 | 94.3% |
| Two or more races | 853 | 4.74% |
| Asian | 83 | 0.46% |
| Other race | 73 | 0.41% |
| Native American | 10 | 0.06% |
| Black or African American | 6 | 0.03% |
Dickinson County's average per capita income is $47,768. Household income levels show a median of $75,432. The poverty rate stands at 7.57%.
Name | Median | Mean |
|---|---|---|
| Married Families | $111,830 | - |
| Families | $104,386 | $130,654 |
| Households | $75,432 | $102,164 |
| Non Families | $43,408 | $58,464 |
Average Income
Median Household Income
Poverty Rate