Lewis and Clark County, Montana
MT · FIPS 30049 · ACS 2024 5-Year Estimates
| Metric | Value | vs National | Rank | Percentile |
|---|---|---|---|---|
| Total Population | 73,464 | — | #763 / 3,222 | |
| Median Household Income | $78,237 | +4.1% | #659 / 3,222 | |
| Median Age | 41.8 years | +7.5% | #1,568 / 3,222 | |
| Median Home Value | $393,500 | +39.6% | #302 / 3,222 | |
| Median Gross Rent | $1,102 | -5.2% | #721 / 3,222 | |
| Poverty Rate | 8.1% | -36.0% | #375 / 3,222 | |
Demographics
Lewis and Clark County has a population of 73,464, making it the #763 most populous county in the US. The median age is 41.8 years, which is 7.5% above the national median.
Population Trend
Rankings →Year-over-Year Population Growth
Age & Sex Distribution
Race & Ethnicity
Nativity
Household Type
Economy
The median household income in Lewis and Clark County is $78,237, ranking #659 out of 3,222 counties — 4.1% above the national median. The poverty rate is 8.1% and unemployment stands at 3.2%.
Median Household Income Trend
Rankings →Poverty Rate Trend
Rankings →Housing
The median home value in Lewis and Clark County is $393,500 (+39.6% vs national). Renters pay a median of $1,102/mo and the homeownership rate is 70.1%.
Median Home Value Trend
Rankings →Health
94.3% of residents in Lewis and Clark County have health insurance coverage, which is 2.9% above the national rate.
About Lewis and Clark County, Montana
Lewis and Clark County, Montana has a total population of 73,464, making it the 763rd most populous county in the United States. The median age in Lewis and Clark County is 41.8 years, which is 7.5% above the national median of 38.9 years.
The median household income in Lewis and Clark County is $78,237, which ranks #659 of 3,222 counties nationwide. This is 4.1% above the national median of $75,149. The poverty rate is 8.1%, lower than the national rate of 12.6%. The unemployment rate stands at 3.2%.
The median home value in Lewis and Clark County is $393,500, 39.6% above the national median. Renters in Lewis and Clark County pay a median gross rent of $1,102 per month. The homeownership rate is 70.1%, compared to the national rate of 64.4%.
In Lewis and Clark County, 43.0% of residents aged 25 and older hold a bachelor's degree or higher, 27.7% above the national average of 33.7%. Health insurance coverage stands at 94.3% of the population. The average commute time for workers is 20.1 min.
Lewis and Clark County is a diverse community. The largest racial or ethnic group is White (non-Hispanic) at 88.6% of the population, followed by Two or More Races (4.7%) and Hispanic or Latino (4.0%).
All data for Lewis and Clark County, Montana comes from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates. These figures are estimates based on survey sampling and are subject to margin of error. For the most detailed and up-to-date data, visit the Census Bureau's official data portal.