Lewis and Clark County, Montana

Lewis and Clark County is home to 73,464 people. 8.1% of residents live below the poverty line, below the Montana rate (11.5%). The median household income is $78,237.

Open the interactive county page · See it on the map

MeasureValueMontanaYearSource
Population73,4641,116,8752024Decennial Census and American Community Survey 5-year estimates
Median household income$78,237$72,5092024Decennial Census and American Community Survey 5-year estimates
Below poverty line8.1%11.5%2024Decennial Census and American Community Survey 5-year estimates
Children in poverty5.7%12.7%2024Decennial Census and American Community Survey 5-year estimates
No health insurance5.7%8.6%2024Decennial Census and American Community Survey 5-year estimates
Bachelor's degree or higher43.0%35.2%2024Decennial Census and American Community Survey 5-year estimates
Median home value$393,500$375,8002024Decennial Census and American Community Survey 5-year estimates
Median gross rent$1,102$1,0812024Decennial Census and American Community Survey 5-year estimates
Renters paying 30%+ of income40.5%44.8%2024Decennial Census and American Community Survey 5-year estimates
Foreign-born1.9%2.3%2024Decennial Census and American Community Survey 5-year estimates
Median age41.8 years40.4 years2024Decennial Census and American Community Survey 5-year estimates

Neighboring counties

Figures are the latest published estimates, from the sources named; survey estimates carry margins of error.