Benewah County, Idaho Demographics 2026
Benewah County, Idaho has a population of 10,142, the 30th most populous county in Idaho. The median household income is $59,794 and the median home value is $293,500. The poverty rate is 12.9%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Benewah County Quick Facts
How Benewah County Changed
Change from the 2019–2023 ACS period to 2020–2024. These are rolling five-year estimates, not year-over-year measurements.
| Metric | 2019–2023 | 2020–2024 | Change |
|---|---|---|---|
| Population | 9,913 | 10,142 | +2.3% |
| Median household income | $56,553 | $59,794 | +5.7% |
| Median home value | $255,800 | $293,500 | +14.7% |
Median Household Income
Median Home Value
Economy & Housing
Household Income Distribution
Detailed income brackets
Employment
Housing Overview
People & Demographics
Age Distribution
Race & Ethnicity
Diversity Index
A less diverse community where one racial or ethnic group represents a large majority.
State average: 36 | National average: 61
Education
Educational Attainment (Adults 25+)
Cities & Places in Benewah County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| St. Maries | 2,915 | $60,458 | 12.7% | $236,300 |
| Plummer | 1,162 | $54,306 | 15.0% | $197,200 |
| De Smet | 135 | N/A | 71.9% | $55,700 |
| Parkline | 91 | $74,417 | 4.4% | $120,000 |
| Tensed | 71 | $19,688 | 32.4% | N/A |
Explore Idaho Rankings
Population Overview
Benewah County is located in Idaho with a total population of 10,142. It is the 30th most populous county out of 44 in Idaho. The county encompasses 5 Census-designated places.
Age Demographics
The median age in Benewah County is 45.5 years. This is 22% higher than the state median of 37.3 years.
Economy, Income & Housing
The median household income in Benewah County is $59,794. This is 23% lower than the state median of $77,800. It is also 26% lower than the national median of $80,734. The poverty rate stands at 12.9%. This is 22% higher than the state poverty rate of 10.6%. The unemployment rate is 3.7%. The median home value is $293,500. Housing costs are 30% lower than the state median of $418,600. The home-value-to-income ratio is 4.9x. 73.2% of occupied housing units are owner-occupied. This homeownership rate is 1% higher than the state average of 72.1%.
Race & Ethnicity
The largest racial or ethnic group in Benewah County is White (non-Hispanic), making up 83.6% of the population. Hispanic or Latino residents account for 3.8%. The Hispanic or Latino population (3.8%) is well below the state average of 13.7%. The Asian population (0.0%) is well below the state average of 1.3%.
Education
19.7% of residents aged 25 and older hold a bachelor's degree or higher. This is 38% lower than the state rate of 31.8%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 87.6%.
Data Sources & Methodology
All figures for Benewah County come from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates, with comparisons drawn against Idaho and national averages from the same dataset. See our methodology page for how each metric is defined, or data.census.gov for official tables with margins of error.
Frequently Asked Questions
What is the population of Benewah County, Idaho?
Benewah County has a population of 10,142, making it the 30th most populous county in Idaho.
What is the median income in Benewah County?
The median household income in Benewah County is $59,794 with a poverty rate of 12.9%.
How many cities are in Benewah County, Idaho?
Benewah County contains 5 Census-designated places.