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The total population of Lewis and Clark County is estimated to be 71,487 with 35,738 males (49.99%) and 35,749 females (50.01%). There are 11 more females than males in Lewis and Clark County.
The median household income in Lewis and Clark County was $71,866 in 2021, which marked an a decrease of 2,992(4%) from $74,858 in 2020. This income is 96.33% 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, Lewis and Clark County sees its highest median household income among householders in the age group of 45 to 64 years old, at $92,964. Overall, the median household income for the county of Lewis and Clark County stands at $72,250.
In Lewis and Clark County, the median income for all workers aged 15 years and older, regardless of work hours, was $46,419 for males and $33,291 for females. However, when specifically considering full-time, year-round workers within the same age group, the median income was $64,234 for males and $52,293 for females.
In Lewis and Clark County, there are just three different racial groups among households. Among these, Two or More Races households report a median household income of $115,831, followed by Asian households at $89,831, and White households with a median household income of $71,625.
In 2022, the population of Lewis and Clark County was 73,832, a 1.83% increase year-by-year from 2021. Previously, in 2021, Lewis and Clark County's population was 72,503, an increase of 1.88% compared to a population of 71,168 in 2020.
The median age in Lewis and Clark County, MT is 40.9, as per 2021 ACS 5-Year Estimates. Of the total population, 17.92% were under the age of 15, 17.32% aged 15 to 29, 45.90% aged 30 to 64, 17.28% aged 65 to 84, and 1.58% were 85 years of age and older.
Racial distribution of Lewis and Clark County population: 92.61% are White, 0.47% are Black or African American, 1.15% are American Indian and Alaska Native, 0.60% are Asian, 0.72% are some other race and 4.45% are multiracial.