Boundary County
Boundary County has lower-than-average household income, with a median household income of $67,237. Population has grown 33% since 2000. Median home value has more than tripled since 2000, reaching $410,500.
Population & growth
PEP 2025 EST:13,997 residents (Census Bureau Vintage 2025, released March 2026)
Income & economy
Housing
Race & ethnicity
Detailed origins & ancestry
Education
Commute & transportation
Work & employment
People & community
Places similar to Boundary County
Compare Boundary County to nearby counties
How many people live in Boundary County, Idaho?
Boundary County, Idaho has about 13,172 residents according to the 2024 American Community Survey.
What is the median household income in Boundary County, Idaho?
The typical household in Boundary County, Idaho earns about $67,237 a year. Half of households make more than that, and half make less.
Is Boundary County, Idaho expensive?
In Boundary County, Idaho, the median home is worth about $410,500, and the typical rent is about $877 a month.
How educated are people in Boundary County, Idaho?
About 24.0% of adults age 25 and over in Boundary County, Idaho hold a bachelor's degree or higher.
What is the poverty rate in Boundary County, Idaho?
About 13.6% of people in Boundary County, Idaho live below the federal poverty line.
Has Boundary County, Idaho grown since 1990?
Yes, Boundary County, Idaho has grown since 1990. The population has added about 4,840 residents, a change of about 58 percent over that period.
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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024