Fremont County's estimated 2025 population is 14,554 with a growth rate of 1.25% in the past year according to the most recent United States census data. Fremont County is the 23rd largest county in Idaho. The 2010 population was 13,232 and has seen a growth of 9.99% since that time.
Data after 2023 is projected based on recent change
The racial composition of Fremont County includes 88.83% White, 4.2% other race, and smaller percentages for Native American, Black or African American, Native Hawaiian or Pacific Islander, Asian and multiracial populations.
White
Two or more races
Other race
Native American
Black or African American
Native Hawaiian or Pacific Islander
Asian
Race | Population | Percentage (of total) |
|---|---|---|
| White | 12,171 | 88.83% |
| Two or more races | 741 | 5.41% |
| Other race | 575 | 4.2% |
| Native American | 155 | 1.13% |
| Black or African American | 39 | 0.28% |
| Native Hawaiian or Pacific Islander | 13 | 0.09% |
| Asian | 7 | 0.05% |
Married
Widowed
Divorced
Separated
Never Married
Fremont County's average per capita income is $37,244. Household income levels show a median of $72,767. The poverty rate stands at 9.76%.
Name | Median | Mean |
|---|---|---|
| Married Families | $83,264 | - |
| Families | $79,899 | $99,065 |
| Households | $72,767 | $90,888 |
| Non Families | $43,158 | $57,233 |
Average Income
Median Household Income
Poverty Rate