In 2019, Lemhi County, ID had a population of 7.85k people with a median age of 52.1 and a median household income of $39,324. Between 2018 and 2019 the population of Lemhi County, ID grew from 7,798 to 7,847, a 0.628% increase and its median household income grew from $37,921 to $39,324, a 3.7% increase.
The 5 largest ethnic groups in Lemhi County, ID are White (Non-Hispanic) (93.3%), Two+ (Non-Hispanic) (2.89%), White (Hispanic) (1.4%), Two+ (Hispanic) (1.02%), and Other (Hispanic) (0.752%). 0% of the households in Lemhi County, ID speak a non-English language at home as their primary language, and 98.7% of the residents in Lemhi County, ID are U.S. citizens.
In 2019, the median property value in Lemhi County, ID was $177,000, and the homeownership rate was 77.6%. Most people in Lemhi County, ID drove alone to work, and the average commute time was 14.4 minutes. The average car ownership in Lemhi County, ID was 2 cars per household.