Sac County's estimated 2026 population is 9,273 with a growth rate of -1.38% in the past year according to the most recent United States census data. Sac County is the 79th largest county in Iowa. The 2010 population was 10,355 and has seen a growth of -10.45% since that time.
Data after 2023 is projected based on recent change
The racial composition of Sac County includes 94.96% White, and smaller percentages for Two or more races, other race, Asian, Black or African American, Native Hawaiian or Pacific Islander, Native American and multiracial populations.
White (94.96%)
Two or more races (1.67%)
Other race (1.47%)
Asian (0.86%)
Black or African American (0.55%)
Native Hawaiian or Pacific Islander (0.45%)
Native American (0.04%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 9,267 | 94.96% |
| Two or more races | 163 | 1.67% |
| Other race | 143 | 1.47% |
| Asian | 84 | 0.86% |
| Black or African American | 54 | 0.55% |
| Native Hawaiian or Pacific Islander | 44 | 0.45% |
| Native American | 4 | 0.04% |
Married
Widowed
Divorced
Separated
Never Married
Sac County's average per capita income is $45,069. Household income levels show a median of $70,991. The poverty rate stands at 7.91%.
Name | Median | Mean |
|---|---|---|
| Married Families | $95,446 | - |
| Families | $87,244 | $109,424 |
| Households | $70,991 | $90,666 |
| Non Families | $39,940 | $56,605 |
Average Income
Median Household Income
Poverty Rate
