In 2023, Custer County, ID had a population of 4.41k people with a median age of 59.5 and a median household income of $56,957. Between 2022 and 2023 the population of Custer County, ID grew from 4,344 to 4,411, a 1.54% increase and its median household income declined from $60,357 to $56,957, a −5.63% decrease.
The 5 largest ethnic groups in Custer County, ID are White (Non-Hispanic) (89.4%), Two+ (Non-Hispanic) (3.81%), Asian (Non-Hispanic) (2.65%), Two+ (Hispanic) (1.93%), and White (Hispanic) (0.521%).
None of the households in Custer 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.
99.5% of the residents in Custer County, ID are U.S. citizens.
In 2023, the median property value in Custer County, ID was $295,600, and the homeownership rate was 77.7%.
Most people in Custer County, ID drove alone to work, and the average commute time was 16.8 minutes. The average car ownership in Custer County, ID was 2 cars per household.
Custer County, ID borders Blaine County, ID, Boise County, ID, Butte County, ID, Elmore County, ID, Lemhi County, ID, and Valley County, ID.