Lewis And Clark, Montana Population By Ethnicity in Census 2020

Updated on February 22, 2026.

According to the data from the US 2020 decennial Census, in April 2020, among Lewis And Clark, MT population of 70,973 people, 87.45% (62,063) identified their ethnicity as Non-Hispanic - White Alone, 5.54% (3,930) identified their ethnicity as Non-Hispanic - Two Or More Races, and 1.74% (1,233) identified their ethnicity as Non-Hispanic - American Indian and Alaska Native Alone.

The first chart below shows the population by ethnicity and the second chart shows the percentage of the population for each ethnicity. You can also find the information in a table below.

You can see similar information for other Montana counties and also for the state of Montana.

Lewis And Clark, MT Population By Ethnicity in Census 2020
Non-Hispanic - White Alone
Non-Hispanic - Two or More Races
Non-Hispanic - American Indian & Alaska Native
Hispanic - Two or More Races
Hispanic - White Alone
Non-Hispanic - Asian Alone
Hispanic - Some Other Race Alone
Percentage of Lewis And Clark, MT Population By Ethnicity in Census 2020
Non-Hispanic - White Alone
Non-Hispanic - Two or More Races
Non-Hispanic - American Indian & Alaska Native
Hispanic - Two or More Races
Hispanic - White Alone
Non-Hispanic - Asian Alone
Hispanic - Some Other Race Alone
Lewis And Clark, MT Population By Ethnicity in Census 2020
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Ethnicity Population % of County Population
Non-Hispanic - White Alone 62063 87.45
Non-Hispanic - Two Or More Races 3930 5.54
Non-Hispanic - American Indian and Alaska Native Alone 1233 1.74
Hispanic - Two Or More Races 1075 1.52
Hispanic - White Alone 974 1.37
Non-Hispanic - Asian Alone 551 0.78
Hispanic - Some Other Race Alone 386 0.54
Non-Hispanic - Some Other Race Alone 287 0.40
Non-Hispanic - Black or African American Alone 266 0.38
Hispanic - American Indian and Alaska Native Alone 130 0.18
Non-Hispanic - Native Hawaiian And Pacific Islander Alone 44 0.06
Hispanic - Black or African American Alone 16 0.02
Hispanic - Native Hawaiian And Pacific Islander Alone 10 0.01
Hispanic - Asian Alone 8 0.01