Population By Race and Ethnicity in Lewis and Clark County, MT in 2022

Updated on August 1, 2024.

Based on the US Census Vintage data estimates, in 2022, the 73,784 population of Lewis and Clark County, Montana comprised of 2,982 people who identified as Hispanic (4.04%), and 70,802 people who identified as Non-Hispanic (95.96%).

Race: The White Alone population was the largest racial group in Lewis and Clark County, Montana with a population of 69,172 (93.75%); Two Or More Races population was the second largest racial group with a population of 1,945 (2.64%); and American Indian and Alaska Native Alone was the third largest racial group with a population of 1,566 (2.12%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Lewis and Clark County, Montana in 2022, with a population of 66,767 (90.49%); the second largest ethnic group was White Alone - Hispanic with a population of 2,405 (3.26%); and the third largest ethnic group was Two Or More Races - Non Hispanic with a population of 1,727 (2.34%).

The charts and tables below shows the population and percentage of each racial and ethnicity group in Lewis and Clark, Montana.

You can find similar information for other Montana counties, and for Montana.

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Hispanics and Non Hispanics in Lewis and Clark County, MT in 2022
Total Population:
Race in Lewis and Clark County, MT in 2022
Total Population:
Ethnicity in Lewis and Clark County, MT in 2022
Total Population:
Population By Race in Lewis and Clark , MT in 2022
Race Population Percentage
Black or African American Alone 375 0.51%
White Alone 69,172 93.75%
American Indian and Alaska Native Alone 1,566 2.12%
Asian Alone 660 0.9%
Native Hawaiian And Pacific Islander Alone 66 0.09%
Two Or More Races 1,945 2.64%
Population By Ethnicity in Lewis and Clark , MT in 2022
Ethnicity Population Percentage
Black or African American Alone - Hispanic 41 0.06%
White Alone - Hispanic 2,405 3.26%
American Indian and Alaska Native Alone - Hispanic 277 0.38%
Asian Alone - Hispanic 24 0.03%
Native Hawaiian And Pacific Islander Alone - Hispanic 17 0.02%
Two Or More Races - Hispanic 218 0.3%
Black or African American Alone - Non Hispanic 334 0.45%
White Alone - Non Hispanic 66,767 90.49%
American Indian and Alaska Native Alone - Non Hispanic 1,289 1.75%
Asian Alone - Non Hispanic 636 0.86%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 49 0.07%
Two Or More Races - Non Hispanic 1,727 2.34%