Granite County, MT Demographics

The total population of Granite County is estimated to be 3,368 with 1,724 males (51.19%) and 1,644 females (48.81%). There are 80 less females than males in Granite County.
The median household income in Granite County was $53,048 in 2021, which marked an a decrease of 4,510(7.84%) from $57,558 in 2020. This income is 71.10% of the U.S. median household income of $74,606 (all incomes in 2022 inflation-adjusted dollars).
Per the latest American Community Survey by the Census Bureau, Granite County sees its highest median household income among householders in the age group of 65 years and over old, at $55,436. Overall, the median household income for the county of Granite County stands at $53,048.
In Granite County, the median income for all workers aged 15 years and older, regardless of work hours, was $28,763 for males and $23,510 for females. However, when specifically considering full-time, year-round workers within the same age group, the median income was $52,732 for males and $42,224 for females.
In Granite County, there are just two different racial groups among households. Among these, White households report a median household income of $53,145, while American Indian and Alaska Native households have a median household income of $24,771.
In 2022, the population of Granite County was 3,502, a 4.38% increase year-by-year from 2021. Previously, in 2021, Granite County's population was 3,355, an increase of 1.42% compared to a population of 3,308 in 2020.
The median age in Granite County, MT is 54.6, as per 2021 ACS 5-Year Estimates. Of the total population, 14.97% were under the age of 15, 11.58% aged 15 to 29, 43.53% aged 30 to 64, 28.41% aged 65 to 84, and 1.50% were 85 years of age and older.
Racial distribution of Granite County population: 95.35% are White, 0.15% are Black or African American, 0.66% are American Indian and Alaska Native, 0.42% are Asian and 3.42% are multiracial.