Adams County's estimated 2026 population is 3,712 with a growth rate of 1.45% in the past year according to the most recent United States census data. Adams County is the 99th largest county in Iowa. The 2010 population was 4,023 and has seen a growth of -7.73% since that time.
Data after 2023 is projected based on recent change
The racial composition of Adams County includes 95.44% White, and smaller percentages for Native American, Black or African American, other race and multiracial populations.
White (95.44%)
Two or more races (3.57%)
Native American (0.55%)
Black or African American (0.36%)
Other race (0.08%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 3,475 | 95.44% |
| Two or more races | 130 | 3.57% |
| Native American | 20 | 0.55% |
| Black or African American | 13 | 0.36% |
| Other race | 3 | 0.08% |
Married
Widowed
Divorced
Separated
Never Married
Adams County's average per capita income is $45,582. Household income levels show a median of $68,828. The poverty rate stands at 9.52%.
Name | Median | Mean |
|---|---|---|
| Married Families | $96,026 | - |
| Families | $86,898 | $107,808 |
| Households | $68,828 | $97,667 |
| Non Families | $33,210 | $78,719 |
Average Income
Median Household Income
Poverty Rate
