Blaine County's estimated 2026 population is 6,844 with a growth rate of -0.23% in the past year according to the most recent United States census data. Blaine County is the 31st largest county in Montana. The 2010 population was 6,503 and has seen a growth of 5.24% since that time.
Data after 2023 is projected based on recent change
Overall: 35.6 years
Female: 38 years
Male: 34.5 years
There are 4,933 adults, (1,163 of whom are seniors) in Blaine County.
Female: 3,476 (50%)
Male: 3,473 (50%)
The racial composition of Blaine County includes 48.22% Native American, 44.16% White, and smaller percentages for Black or African American, Asian and multiracial populations.
Race | Population | Percentage (of total) |
|---|---|---|
| Native American | 3,351 | 48.22% |
| White | 3,069 | 44.16% |
| Two or more races | 493 | 7.09% |
| Black or African American | 29 | 0.42% |
| Asian | 7 | 0.1% |
Blaine County's average per capita income is $43,950. Household income levels show a median of $64,813. The poverty rate stands at 18.29%.
Name | Median | Mean |
|---|---|---|
| Married Families | $89,167 | $105,256 |
| Families | $83,214 | $101,634 |
| Households | $64,813 | $84,264 |
| Non Families | $24,875 | $39,509 |
Average Income
Median Household Income
Poverty Rate
