In 2021, Gem County, ID had a population of 18.7k people with a median age of 44.7 and a median household income of $59,957. Between 2020 and 2021 the population of Gem County, ID grew from 17,771 to 18,692, a 5.18% increase and its median household income grew from $53,720 to $59,957, a 11.6% increase.
The 5 largest ethnic groups in Gem County, ID are White (Non-Hispanic) (84.7%), Two+ (Non-Hispanic) (4.55%), Other (Hispanic) (4.42%), Two+ (Hispanic) (3.01%), and White (Hispanic) (1.39%).
None of the households in Gem 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.
97.9% of the residents in Gem County, ID are U.S. citizens.
In 2021, the median property value in Gem County, ID was $229,000, and the homeownership rate was 75.6%.
Most people in Gem County, ID drove alone to work, and the average commute time was 29.4 minutes. The average car ownership in Gem County, ID was 2 cars per household.
Gem County, ID borders Ada County, ID, Adams County, ID, Boise County, ID, Canyon County, ID, Payette County, ID, Valley County, ID, and Washington County, ID.