Arbon Valley, Idaho Demographics & Population 2026
During the 2020–2024 ACS period, Arbon Valley, Idaho had a total population of 562, the 140th largest community in Idaho, with a median household income of $61,750, which is 21% lower than the state average. The poverty rate is 6.0%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Key Takeaways
- Unemployment rate of 8.6% is notably above the national average.
Arbon Valley Quick Facts
How Arbon Valley 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 | 604 | 562 | -7.0% |
| Median household income | $64,188 | $61,750 | -3.8% |
| Median home value | $174,300 | $273,600 | +57.0% |
How Arbon Valley Compares
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 diverse community with significant representation from multiple racial and ethnic groups.
State average: 36 | National average: 61
Education
Educational Attainment (Adults 25+)
Arbon Valley Rankings in Idaho
Explore Idaho Rankings
Other Cities in Power County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| American Falls | 4,712 | $57,783 | 10.8% | $185,600 |
| Rockland | 228 | $60,395 | 17.5% | $212,500 |
Cities Similar to Arbon Valley
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Notus | 573 | $64,813 | $287,000 | 13.2% | 16.2% |
| Nezperce | 522 | $62,857 | $189,300 | 20.8% | 15.0% |
| Roberts | 609 | $62,188 | $258,300 | 6.5% | 14.8% |
| Richfield | 586 | $67,500 | $216,500 | 6.9% | 16.0% |
| Craigmont | 509 | $60,000 | $207,300 | 19.0% | 7.7% |
A note before these figures: with a population of 562, Arbon Valley's ACS estimates come from a small number of survey responses and carry wide margins of error. Individual percentages below — particularly rates that round to 0% or 100% — are approximations, not precise measurements. See data.census.gov for the published margins of error.
Population Overview
Arbon Valley is a small community located in Idaho, within Power County. The total population is 562. It ranks as the 140th most populous out of 232 Census-designated places in Idaho.
Age Demographics
The median age in Arbon Valley is 49.1 years. This is 32% higher than the state median of 37.3 years. 10.1% of residents are 75 or older, suggesting a significant retirement-age population with implications for healthcare services and senior housing.
Economy, Income & Housing
The median household income in Arbon Valley is $61,750. This is 21% lower than the state median of $77,800. It is also 24% lower than the national median of $80,734. The poverty rate stands at 6.0%. This is 43% lower than the state poverty rate of 10.6%. The unemployment rate is 8.6%. This is 131% higher than the state rate of 3.7%. The median home value is $273,600. Housing costs are 35% lower than the state median of $418,600. The home-value-to-income ratio is 4.4x. 94.5% of occupied housing units are owner-occupied. This homeownership rate is 31% higher than the state average of 72.1%.
Race & Ethnicity
The largest racial or ethnic group in Arbon Valley is White (non-Hispanic), making up 60.9% of the population. Hispanic or Latino residents account for 16.0%.
Education
11.3% of residents aged 25 and older hold a bachelor's degree or higher. This is 64% 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 90.3%.
Data Sources & Methodology
All demographic data for Arbon Valley, Idaho is sourced from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates. The ACS collects data from approximately 3.5 million households annually and pools five years of responses so that even small communities can be measured, though the margin of error widens as the population falls. Comparisons are made against Idaho state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 232 Census-designated places in Idaho. Read more about how these figures are produced on our methodology page, or visit data.census.gov for official data.
Free data download: Get all Idaho city and county demographics as CSV. Download Cities CSV | Download Counties CSV
Frequently Asked Questions
What is the population of Arbon Valley, Idaho?
Arbon Valley, Idaho has a population of 562 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Arbon Valley, ID?
The median household income in Arbon Valley is $61,750, which is 24% lower than the national median of $80,734.
What is the poverty rate in Arbon Valley, ID?
The poverty rate in Arbon Valley is 6.0%. This means approximately 34 residents live below the federal poverty line.
What is the racial makeup of Arbon Valley, Idaho?
Arbon Valley's population is 60.9% White, 0.5% Black, 16.0% Hispanic/Latino, and 0.0% Asian.
What is the median home value in Arbon Valley, ID?
The median home value in Arbon Valley is $273,600. The home-value-to-income ratio is 4.4x.
How educated is Arbon Valley, Idaho?
11.3% of adults (25+) in Arbon Valley hold a bachelor's degree or higher, and 4.6% hold a graduate or professional degree.