In 2023, Firth, ID had a population of 381 people with a median age of 37.4 and a median household income of $49,167. Between 2022 and 2023 the population of Firth, ID declined from 516 to 381, a −26.2% decrease and its median household income declined from $64,583 to $49,167, a −23.9% decrease.
The 5 largest ethnic groups in Firth, ID are White (Non-Hispanic) (78.2%), Other (Hispanic) (9.45%), American Indian & Alaska Native (Non-Hispanic) (4.99%), Two Races Including Other (Hispanic) (4.2%), and Two Races Excluding Other, & Three or More Races (Non-Hispanic) (2.62%).
None of the households in Firth, 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% of the residents in Firth, ID are U.S. citizens.
In 2023, the median property value in Firth, ID was $197,900, and the homeownership rate was 58.3%.
Most people in Firth, ID drove alone to work, and the average commute time was 26.1 minutes. The average car ownership in Firth, ID was 3 cars per household.