Fremont County's estimated 2026 population is 14,681 with a growth rate of 0.97% in the past year according to the most recent United States census data. Fremont County is the 24th largest county in Idaho. The 2010 population was 13,232 and has seen a growth of 10.95% 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 (88.83%)
Two or more races (5.41%)
Other race (4.2%)
Native American (1.13%)
Black or African American (0.28%)
Native Hawaiian or Pacific Islander (0.09%)
Asian (0.05%)
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