In 2021, Clark County, ID had a population of 839 people with a median age of 33.8 and a median household income of $48,088. Between 2020 and 2021 the population of Clark County, ID declined from 885 to 839, a −5.2% decrease and its median household income grew from $36,429 to $48,088, a 32% increase.
The 5 largest ethnic groups in Clark County, ID are White (Non-Hispanic) (48.9%), White (Hispanic) (18.6%), Other (Hispanic) (13.7%), Two+ (Hispanic) (6.91%), and Other (Non-Hispanic) (6.32%).
None of the households in Clark County, ID 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.
81.5% of the residents in Clark County, ID are U.S. citizens.
In 2021, the median property value in Clark County, ID was $119,900, and the homeownership rate was 62.8%.
Most people in Clark County, ID drove alone to work, and the average commute time was 30.4 minutes. The average car ownership in Clark County, ID was 3 cars per household.
Clark County, ID borders Butte County, ID, Fremont County, ID, Jefferson County, ID, Lemhi County, ID, and Beaverhead County, MT.