State Line
State Line has notably lower household income than the US average, with a median household income of $48,750. Population has fallen 68% since 2000, a loss of 19 residents. 20% of adults hold a bachelor's degree or higher, below the national rate of 36%. At a median age of 26.5, residents skew younger than the country as a whole. Households here earn about 37% less than the Idaho median.
Population & growth
PEP 2025 EST:38 residents (Census Bureau Vintage 2025, released March 2026)
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Education
Commute & transportation
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People & community
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How many people live in State Line, Idaho?
State Line, Idaho has about 9 residents according to the 2024 American Community Survey.
What is the median household income in State Line, Idaho?
The typical household in State Line, Idaho earns about $48,750 a year. Half of households make more than that, and half make less.
How educated are people in State Line, Idaho?
About 20.0% of adults age 25 and over in State Line, Idaho hold a bachelor's degree or higher.
What is the poverty rate in State Line, Idaho?
About 11.1% of people in State Line, Idaho live below the federal poverty line.
Has State Line, Idaho grown since 1990?
Yes, State Line, Idaho has shrunk since 1990. The population has lost about 11 residents, a change of about -55 percent over that period.
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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024