Lewis and Clark County, Montana Population 2022
Lewis and Clark County, Montana's estimated population is 71,862 with a growth rate of 1.14% in the past year according to the most recent United States census data. Lewis and Clark County, Montana is the 7th largest county in Montana. The 2010 Population was 63,577 and has seen a growth of 13.03% since this time.
| Year | Population | Growth | Annual Growth Rate |
|---|---|---|---|
| 1870 | 5,040 | 0.00% | |
| 1880 | 6,521 | 1,481 | 29.38% |
| 1890 | 19,145 | 12,624 | 193.59% |
| 1900 | 19,171 | 26 | 0.14% |
| 1910 | 21,853 | 2,682 | 13.99% |
| 1920 | 18,660 | -3,193 | -14.61% |
| 1930 | 18,224 | -436 | -2.34% |
| 1940 | 22,131 | 3,907 | 21.44% |
| 1950 | 24,540 | 2,409 | 10.89% |
| 1960 | 28,006 | 3,466 | 14.12% |
| 1970 | 33,281 | 5,275 | 18.84% |
| 1980 | 43,039 | 9,758 | 29.32% |
| 1990 | 47,495 | 4,456 | 10.35% |
| 2010 | 63,577 | 16,082 | 33.86% |
| 2011 | 64,272 | 695 | 1.09% |
| 2012 | 64,736 | 464 | 0.72% |
| 2013 | 65,234 | 498 | 0.77% |
| 2014 | 65,703 | 469 | 0.72% |
| 2015 | 66,225 | 522 | 0.79% |
| 2016 | 66,894 | 669 | 1.01% |
| 2017 | 67,850 | 956 | 1.43% |
| 2018 | 68,622 | 772 | 1.14% |
| 2019 | 69,432 | 810 | 1.18% |
| 2020 | 70,242 | 810 | 1.17% |
| 2021 | 71,052 | 810 | 1.15% |
| 2022 | 71,862 | 810 | 1.14% |
Population by Race
| Race | Population | Percentage |
|---|---|---|
| White | 64,040 | 93.20% |
| Black or African American | 233 | 0.34% |
| American Indian and Alaska Native | 914 | 1.33% |
| Asian | 443 | 0.64% |
| Some Other Race | 637 | 0.93% |
| Two or More Races | 2,447 | 3.56% |
Lewis and Clark County, Montana Population Pyramid 2022
| Type | Count | Average Size | Owned |
|---|---|---|---|
| All | 28,502 | 2.35 | 71.8 |
| Married | 13,980 | 3.01 | 89.1 |
| Male | 988 | 3.14 | 54.6 |
| Female | 2,125 | 3.27 | 62.3 |
| Non Family | 11,409 | 1.29 | 53.8 |
2.98
Average Family Size
2.35
Average Household Size
| Education Attained | Count | Percentage |
|---|---|---|
| Less Than 9th Grade | 550 | 1.14% |
| 9th to 12th Grade | 1,557 | 3.22% |
| High School Graduate | 11,274 | 23.31% |
| Some College | 10,012 | 20.70% |
| Associates Degree | 4,425 | 9.15% |
| Bachelors Degree | 12,789 | 26.44% |
| Graduate Degree | 7,763 | 16.05% |
Lewis and Clark County, Montana Educational Attainment by Race
| Race | Total | High School | Bachelors |
|---|---|---|---|
| Asian | 374 | 323 | 203 |
| White | 44,826 | 43,034 | 19,363 |
| 2+ Races | 1,148 | 1,090 | 409 |
| Hispanic | 1,148 | 1,012 | 349 |
| Black | 132 | 115 | 35 |
| Native American | 624 | 550 | 154 |
| Other Race | 360 | 275 | 74 |
The highest rate of high school graduation is among white people with a rate of 96.00%.
The highest rate of bachelors degrees is among asian people with a rate of 54.28%.
$41,631
Average Earnings
$48,281
Average Male
$36,594
Average Female
Lewis and Clark County, Montana Language by Age
Lewis and Clark County, Montana Language
96.72% of Lewis and Clark County, Montana residents speak only English, while 3.28% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 1.55% of the population.
Lewis and Clark County, Montana Poverty by Race
| Name | Total | In Poverty | Poverty Rate |
|---|---|---|---|
| Black | 216 | 95 | 43.98% |
| Hispanic | 2,298 | 480 | 20.89% |
| Native | 853 | 98 | 11.49% |
| Multiple | 2,393 | 234 | 9.78% |
| White | 60,910 | 5,492 | 9.02% |
| Asian | 427 | 2 | 0.47% |
| Other | 87 | NaN% |
9.48%
Overall Poverty Rate
9.59%
Male Poverty Rate
9.37%
Female Poverty Rate
Poverty in Lewis and Clark County, Montana
The race most likely to be in poverty in Lewis and Clark County, Montana is Black, with 43.98% below the poverty level.
The race least likely to be in poverty in Lewis and Clark County, Montana is Other, with NaN% below the poverty level.
The poverty rate among those that worked full-time for the past 12 months was 1.96%. Among those working part-time, it was 12.50%, and for those that did not work, the poverty rate was 17.16%.
Lewis and Clark County, Montana Marital Status
Marriage Rates
51.8%
Overall Marriage Rate
52.5%
Male Marriage Rate
51.1%
Female Marriage Rate
Lewis and Clark County, Montana Married by Age and Sex
Lewis and Clark County, Montana Marriage
The age group where males are most likely to be married is 55-64, while the female age group most likely to be married is 45-54.
Lewis and Clark County, Montana Marital Status by Race
| Name | Veterans | % of Total |
|---|---|---|
| White | 5,996 | 11.89% |
| Black | 20 | 12.74% |
| Native American | 139 | 18.34% |
| Asian | 58 | 16.29% |
| Other Race | 12 | 2.73% |
| 2+ Races | 230 | 14.91% |
| Hispanic | 195 | 13.13% |
Lewis and Clark County, Montana Veterans by Education
9.44%
Veteran Poverty Rate
27.96%
Veteran Disability Rate
66.8%
Labor Force Participation
64%
Employment Rate
3.5%
Unemployment Rate
Origin of Non-Citizens
Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.
Origin of Naturalized Citizens
54.17%
Born in Lewis and Clark County, Montana
98.48%
Native Born
1.52%
Foreign Born
0.58%
Non Citizen
0.94%
Naturalized
Place of Birth
98.48% of Lewis and Clark County, Montana residents were born in the United States, with 54.17% having been born in Montana. 0.58% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Europe.
- US Census City/Town Population estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
- Population of States and Counties of the United States: 1790 - 1990