Valley County, Idaho Demographics 2026
Valley County, Idaho has a population of 12,389, the 28th most populous county in Idaho. The median household income is $76,078 and the median home value is $657,000. The poverty rate is 11.7%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Valley County Quick Facts
How Valley 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 | 12,136 | 12,389 | +2.1% |
| Median household income | $76,125 | $76,078 | -0.1% |
| Median home value | $599,500 | $657,000 | +9.6% |
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 Valley County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| McCall | 3,946 | $60,253 | 16.0% | $676,500 |
| Cascade | 1,118 | $53,750 | 32.0% | $346,100 |
| Donnelly | 195 | N/A | 44.6% | $369,200 |
| Smiths Ferry | 66 | $87,292 | 0.0% | $437,500 |
| Yellow Pine | 17 | N/A | 0.0% | N/A |
Explore Idaho Rankings
Population Overview
Valley County is located in Idaho with a total population of 12,389. It is the 28th most populous county out of 44 in Idaho. The county encompasses 5 Census-designated places.
Age Demographics
The median age in Valley County is 46.9 years. This is 26% higher than the state median of 37.3 years.
Economy, Income & Housing
The median household income in Valley County is $76,078. This is 2% lower than the state median of $77,800. It is also 6% lower than the national median of $80,734. The poverty rate stands at 11.7%. This is 10% higher than the state poverty rate of 10.6%. The unemployment rate is 4.8%. This is 28% higher than the state rate of 3.7%. The median home value is $657,000. Housing costs are 57% higher than the state median of $418,600. The home-value-to-income ratio of 8.6x suggests that housing affordability is a significant concern for many residents. 81.9% of occupied housing units are owner-occupied. This homeownership rate is 14% higher than the state average of 72.1%.
Race & Ethnicity
Valley County has a predominantly White (non-Hispanic) population, comprising 90.1% of all residents. Hispanic or Latino residents account for 5.4%. The Black or African American population (0.0%) is well below the state average of 0.7%. The Hispanic or Latino population (5.4%) is well below the state average of 13.7%. The Asian population (0.2%) is well below the state average of 1.3%.
Education
40.1% of residents aged 25 and older hold a bachelor's degree or higher. This is 26% higher 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 91.0%.
Data Sources & Methodology
All figures for Valley 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 Valley County, Idaho?
Valley County has a population of 12,389, making it the 28th most populous county in Idaho.
What is the median income in Valley County?
The median household income in Valley County is $76,078 with a poverty rate of 11.7%.
How many cities are in Valley County, Idaho?
Valley County contains 5 Census-designated places.