In 2020, Lewis and Clark County, MT had a population of 68.7k people with a median age of 41.3 and a median household income of $66,062. Between 2019 and 2020 the population of Lewis and Clark County, MT grew from 67,805 to 68,714, a 1.34% increase and its median household income grew from $65,791 to $66,062, a 0.412% increase.
The 5 largest ethnic groups in Lewis and Clark County, MT are White (Non-Hispanic) (90.6%), Two+ (Non-Hispanic) (3.32%), White (Hispanic) (2.62%), American Indian & Alaska Native (Non-Hispanic) (1.33%), and Asian (Non-Hispanic) (0.598%).
None of the households in Lewis and Clark County, MT reported speaking a non-English language at home as their primary shared language. This does not consider the potential multi-lingual nature of households, but only the primary self-reported language spoken by all members of the household.
99.4% of the residents in Lewis and Clark County, MT are U.S. citizens.
In 2020, the median property value in Lewis and Clark County, MT was $263,900, and the homeownership rate was 71.8%. Most people in Lewis and Clark County, MT drove alone to work, and the average commute time was 16.8 minutes. The average car ownership in Lewis and Clark County, MT was 2 cars per household.