Lewis and Clark County, Montana Voting-age Population By Race and Ethnicity from Census 2020

Updated on August 29, 2023.

According to the data from the US 2020 decennial Census, in April 2020, the 55.69K voting-age population of Lewis and Clark County, MT residents comprised of 1.66K residents who identified as Hispanic or Latino (2.99%), and 54.02K residents who identified as Non-Hispanic (97.01%).

Race: The White Alone voting-age population was the largest racial group in Lewis and Clark County, MT, with a voting-age population of 50.20K (90.16%). The Two Or More Races voting-age population was the second largest racial group in Lewis and Clark County, MT, with a voting-age population of 3.25K (5.84%). The American Indian and Alaska Native Alone voting-age population was the third largest racial group in Lewis and Clark County, MT, with a voting-age population of 999 (1.79%). The smallest racial group in Lewis and Clark County, MT was Native Hawaiian And Pacific Islander Alone with a voting-age population of 45 (0.08%).

Ethnicity: The Non-Hispanic - White Alone voting-age population was the largest ethnic group in Lewis and Clark County, MT, with a voting-age population of 49.62K (89.11%). The Non-Hispanic - Two or More Races voting-age population was the second largest ethnic group in Lewis and Clark County, MT, with a voting-age population of 2.57K (4.62%). The Non-Hispanic - American Indian & Alaska Native voting-age population was the third largest ethnic group in Lewis and Clark County, MT, with a voting-age population of 924 (1.66%). The smallest ethnic group in Lewis and Clark County, MT was Hispanic - Native Hawaiian & Pac. Islander with a voting-age population of 2 (0.00%).

The charts and tables below shows the voting-age population and percentage of each racial group and ethnicity group in Lewis and Clark County, Montana from the 2020 decennial census.

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

Lewis and Clark County, MT Voting-age Hispanics and Non Hispanics Population in Census 2020
Total Voting-age Population:
Lewis and Clark County, MT Voting-age Racial Groups in Census 2020
Total Voting-age Population:
Lewis and Clark County, MT Voting-age Ethnicity Groups in Census 2020
Total Voting-age Population:
Lewis and Clark County, MT Voting-age Population of Racial Groups in Census 2020
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Race Voting-age Population % of County Voting-age Population
Black or African American Alone 211 0.38
White Alone 50204 90.16
American Indian and Alaska Native Alone 999 1.79
Asian Alone 452 0.81
Native Hawaiian And Pacific Islander Alone 45 0.08
Some Other Race Alone 522 0.94
Two Or More Races 3252 5.84
Lewis and Clark County, MT Voting-age Population of Ethnicity Groups in Census 2020
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Ethnicity Voting-age Population % of County Voting-age Population
Non-Hispanic - White Alone 49622 89.11
Non-Hispanic - Two or More Races 2574 4.62
Non-Hispanic - American Indian & Alaska Native 924 1.66
Hispanic - Two or More Races 678 1.22
Hispanic - White Alone 582 1.05
Non-Hispanic - Asian Alone 444 0.80
Hispanic - Some Other Race Alone 306 0.55
Non-Hispanic - Some Other Race Alone 216 0.39
Non-Hispanic - Black Alone 199 0.36
Hispanic - American Indian & Alaska Native 75 0.14
Non-Hispanic - Native Hawaiian & Pac. Islander 43 0.08
Hispanic - Black Alone 12 0.02
Hispanic - Asian Alone 8 0.01
Hispanic - Native Hawaiian & Pac. Islander 2 0.00