Sweetwater County's estimated 2025 population is 40,999 with a growth rate of -0.3% in the past year according to the most recent United States census data. Sweetwater County is the 4th largest county in Wyoming. The 2010 population was 43,580 and has seen a growth of -5.92% since that time.
Data after 2023 is projected based on recent change
The racial composition of Sweetwater County includes 82.41% White, 5.69% other race, and smaller percentages for Black or African American, Native American, Asian, Native Hawaiian or Pacific Islander and multiracial populations.
White
Two or more races
Other race
Black or African American
Native American
Asian
Native Hawaiian or Pacific Islander
Race | Population | Percentage (of total) |
|---|---|---|
| White | 34,434 | 82.41% |
| Two or more races | 3,869 | 9.26% |
| Other race | 2,377 | 5.69% |
| Black or African American | 498 | 1.19% |
| Native American | 320 | 0.77% |
| Asian | 287 | 0.69% |
| Native Hawaiian or Pacific Islander | 1 | 0% |
Married
Widowed
Divorced
Separated
Never Married
Sweetwater County's average per capita income is $54,540. Household income levels show a median of $76,464. The poverty rate stands at 13.44%.
Name | Median | Mean |
|---|---|---|
| Married Families | $111,011 | - |
| Families | $99,495 | $118,638 |
| Households | $76,464 | $98,608 |
| Non Families | $46,771 | $57,442 |
Average Income
Median Household Income
Poverty Rate