Elmore County's estimated 2025 population is 30,390 with a growth rate of 1.11% in the past year according to the most recent United States census data. Elmore County is the 13th largest county in Idaho. The 2010 population was 27,125 and has seen a growth of 12.04% since that time.
Data after 2023 is projected based on recent change
The racial composition of Elmore County includes 74.53% White, 4.73% other race, 3.17% Black or African American, and smaller percentages for Asian, Native American, Native Hawaiian or Pacific Islander and multiracial populations.
White
Two or more races
Other race
Black or African American
Asian
Native American
Native Hawaiian or Pacific Islander
Race | Population | Percentage (of total) |
|---|---|---|
| White | 21,649 | 74.53% |
| Two or more races | 3,821 | 13.15% |
| Other race | 1,375 | 4.73% |
| Black or African American | 921 | 3.17% |
| Asian | 816 | 2.81% |
| Native American | 361 | 1.24% |
| Native Hawaiian or Pacific Islander | 103 | 0.35% |
Married
Widowed
Divorced
Separated
Never Married
Elmore County's average per capita income is $43,606. Household income levels show a median of $58,976. The poverty rate stands at 12.36%.
Name | Median | Mean |
|---|---|---|
| Married Families | $84,270 | - |
| Families | $71,695 | $89,205 |
| Households | $58,976 | $76,919 |
| Non Families | $37,484 | $48,449 |
Average Income
Median Household Income
Poverty Rate