Lewis and Clark County, MT
Demographics & Statistics
Updated: 2025-10-25
Updated: 2025-10-25
Life in Lewis And Clark County research summary. HomeSnacks has been researching the quality of life in Lewis And Clark County over the past eight years using Census data, FBI crime data, cost of living data, and other primary sources. Based on the most recently available data, we found the following about life in Lewis And Clark County:
The population in Lewis And Clark County is 72,580.
The median home value in Lewis And Clark County is $457,998.
The median income in Lewis And Clark County is $74,543.
The median rent in Lewis And Clark County is $1,062.
The unemployment rate in Lewis And Clark County is 3.5%.
The poverty rate in Lewis And Clark County is 8.7%.
The average high in Lewis And Clark County is 57.5° and there are 29.2 inches of rainfall annually.
The average high in Lewis And Clark County is 57.5°.
There are 66.91 nice days each year.
Expect an average of 29.2 inches of rain each year with 21.3 inches of snow.
There is an average of 5:06 hours of sun each day in Lewis And Clark County.
| Stat | Lewis And Clark County |
|---|---|
| Mean High | 57.5 |
| Nice Days | 66.91 |
| Rainfall | 29.2 |
| Snowfall | 21.3 |
| Sunny Hours | 5:06 |
The current population in Lewis And Clark County is 72,580. The population has increased 3.7% from 2019.
| Year | Population | % Change |
|---|---|---|
| 2023 | 70,340 | 2.4% |
| 2022 | 68,714 | 1.3% |
| 2021 | 67,805 | - |
Lewis And Clark County is 50.3% female with 36,480 female residents.
Lewis And Clark County is 49.7% male with 36,100 male residents.
| Gender | Lewis And Clark County | MT | USA |
|---|---|---|---|
| Female | 50.3% | 49.3% | 50.5% |
| Male | 49.7% | 50.7% | 49.5% |
Lewis And Clark County is:
89.2% White with 64,745 White residents.
0.6% African American with 401 African American residents.
0.9% American Indian with 640 American Indian residents.
0.6% Asian with 466 Asian residents.
0.0% Hawaiian with 0 Hawaiian residents.
0.3% Other with 237 Other residents.
4.5% Two Or More with 3,261 Two Or More residents.
3.9% Hispanic with 2,830 Hispanic residents.
| Race | Lewis And Clark County | MT | USA |
|---|---|---|---|
| White | 89.2% | 84.1% | 58.2% |
| African American | 0.6% | 0.5% | 12.0% |
| American Indian | 0.9% | 5.5% | 0.5% |
| Asian | 0.6% | 0.8% | 5.7% |
| Hawaiian | 0.0% | 0.0% | 0.2% |
| Other | 0.3% | 0.4% | 0.5% |
| Two Or More | 4.5% | 4.3% | 3.9% |
| Hispanic | 3.9% | 4.4% | 19.0% |
3.0% of households in Lewis And Clark County earn Less than $10,000.
2.4% of households in Lewis And Clark County earn $10,000 to $14,999.
6.8% of households in Lewis And Clark County earn $15,000 to $24,999.
8.6% of households in Lewis And Clark County earn $25,000 to $34,999.
11.2% of households in Lewis And Clark County earn $35,000 to $49,999.
18.4% of households in Lewis And Clark County earn $50,000 to $74,999.
13.1% of households in Lewis And Clark County earn $75,000 to $99,999.
18.2% of households in Lewis And Clark County earn $100,000 to $149,999.
10.0% of households in Lewis And Clark County earn $150,000 to $199,999.
8.4% of households in Lewis And Clark County earn $200,000 or more.
| Income | Lewis And Clark County | MT | USA |
|---|---|---|---|
| Less than $10,000 | 3.0% | 4.4% | 4.9% |
| $10,000 to $14,999 | 2.4% | 3.8% | 3.6% |
| $15,000 to $24,999 | 6.8% | 7.5% | 6.6% |
| $25,000 to $34,999 | 8.6% | 8.0% | 6.8% |
| $35,000 to $49,999 | 11.2% | 12.1% | 10.4% |
| $50,000 to $74,999 | 18.4% | 17.8% | 15.7% |
| $75,000 to $99,999 | 13.1% | 13.7% | 12.7% |
| $100,000 to $149,999 | 18.2% | 16.8% | 17.4% |
| $150,000 to $199,999 | 10.0% | 7.7% | 9.3% |
| $200,000 or more | 8.4% | 8.1% | 12.6% |
-0.0% of adults in Lewis And Clark County completed < 9th grade.
4.0% of adults in Lewis And Clark County completed 9-12th grade.
23.0% of adults in Lewis And Clark County completed high school / ged.
19.0% of adults in Lewis And Clark County completed some college.
10.0% of adults in Lewis And Clark County completed associate's degree.
28.0% of adults in Lewis And Clark County completed bachelor's degree.
11.0% of adults in Lewis And Clark County completed master's degree.
3.0% of adults in Lewis And Clark County completed professional degree.
2.0% of adults in Lewis And Clark County completed doctorate degree.
| Education | Lewis And Clark County | MT | USA |
|---|---|---|---|
| < 9th Grade | 0% | 1% | 5% |
| 9-12th Grade | 4% | 4% | 6% |
| High School / GED | 23% | 28% | 26% |
| Some College | 19% | 22% | 19% |
| Associate's Degree | 10% | 10% | 9% |
| Bachelor's Degree | 28% | 23% | 21% |
| Master's Degree | 11% | 8% | 10% |
| Professional Degree | 3% | 2% | 2% |
| Doctorate Degree | 2% | 2% | 2% |
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