Firth, ID
Population 381 · Idaho
About Firth, ID
Firth is a small community in Idaho with a population of 381 residents. The median household income is $49,167 per year, which is below the national average. The median age in Firth is 37.4 years.
Housing in Firth has a median home value of $197,900 and median monthly rent of $718. Of the 139 total housing units, the majority are owner-occupied, with 77 owner-occupied and 55 renter-occupied units.
The unemployment rate in Firth is 0.0% and the poverty rate is 12.1%. 17.4% of residents hold a bachelor's degree or higher. The average commute time is 26.1 minutes.
How Firth Ranks in Idaho
Cost of Living in Firth, ID
Compared to national averages, Firth has a median household income of $49,167 (35% below the national median of $75,149). Home values average $197,900, which is 19% below the national median. Monthly rent at $718 is 38% below the US average of $1,163. Within Idaho, Firth's income is 25% below the state average of $65,190, and home values are 28% below the state median of $274,721.
Why Live in Firth, ID?
Firth offers affordable housing with a median home value of $197,900, below the US average of $244,900, and rent that’s lower than the national average at $718/month, and a strong job market with an unemployment rate of just 0.0%. Additionally, the city features a low poverty rate of 12.1%, better than the national average.
Potential considerations include median household income ($49,167) that falls below the national average. However, Firth’s smaller community size offers a quieter lifestyle and tight-knit neighborhoods.
Firth has a population of 381 with a median age of 37.4 years. Compare Firth with other cities to see how it stacks up, or explore all cities in Idaho.
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Cities in Idaho with a similar population size.
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Other Cities in Idaho
Data source: US Census Bureau ACS 5-Year Estimates. Last updated: 2026-04-05.
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Frequently Asked Questions about Firth
What is the population of Firth, ID?
The population of Firth, ID is 381 according to the latest Census data.
What is the median household income in Firth?
The median household income in Firth, ID is $49,167 per year.
What is the median home value in Firth?
The median home value in Firth, ID is $197,900.
What is the average rent in Firth?
The median monthly rent in Firth, ID is $718.
What is the unemployment rate in Firth?
The unemployment rate in Firth, ID is 0.0%.