Nampa, Idaho Demographics & Population 2026
During the 2020–2024 ACS period, Nampa, Idaho had a total population of 110,319, the 3rd largest city in Idaho, with a median household income of $74,279, which is 5% lower than the state average. The poverty rate is 11.5%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Key Takeaways
- Nampa is the 3rd largest city in Idaho with a population of 110,319.
Nampa Quick Facts
How Nampa 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 | 106,289 | 110,319 | +3.8% |
| Median household income | $72,122 | $74,279 | +3.0% |
| Median home value | $332,500 | $370,800 | +11.5% |
How Nampa 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
Moderate diversity with one or two groups making up the majority.
State average: 36 | National average: 61
Education
Educational Attainment (Adults 25+)
Nampa Rankings in Idaho
Explore Idaho Rankings
Other Cities in Canyon County
Cities Similar to Nampa
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Meridian | 130,138 | $100,795 | $531,600 | 44.1% | 6.0% |
| Idaho Falls | 67,725 | $73,110 | $335,500 | 31.7% | 11.5% |
| Caldwell | 66,516 | $73,058 | $367,300 | 19.5% | 11.9% |
| Coeur d'Alene | 56,447 | $72,338 | $483,500 | 31.2% | 9.2% |
| Pocatello | 57,635 | $60,418 | $271,000 | 32.6% | 14.8% |
Population Overview
Nampa is a major urban center located in Idaho, within Canyon County. The total population is 110,319. It ranks as the 3rd most populous out of 232 Census-designated places in Idaho.
Age Demographics
The median age in Nampa is 33.9 years. This is 9% lower than the state median of 37.3 years.
Economy, Income & Housing
The median household income in Nampa is $74,279. This is 5% lower than the state median of $77,800. It is also 8% lower than the national median of $80,734. The poverty rate stands at 11.5%. This is 8% higher than the state poverty rate of 10.6%. The unemployment rate is 3.1%. This is 16% lower than the state rate of 3.7%. The median home value is $370,800. Housing costs are 11% lower than the state median of $418,600. The home-value-to-income ratio is 5.0x. 70.2% of occupied housing units are owner-occupied. This homeownership rate is 3% lower than the state average of 72.1%.
Race & Ethnicity
The largest racial or ethnic group in Nampa is White (non-Hispanic), making up 67.3% of the population. Hispanic or Latino residents account for 25.4%. The Black or African American population is significantly higher than the state average (1.2% vs 0.7%). The Hispanic or Latino population is significantly higher than the state average (25.4% vs 13.7%). The Asian population (0.6%) is well below the state average of 1.3%.
Education
23.4% of residents aged 25 and older hold a bachelor's degree or higher. This is 26% 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 88.8%.
Data Sources & Methodology
All demographic data for Nampa, 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.
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Frequently Asked Questions
What is the population of Nampa, Idaho?
Nampa, Idaho has a population of 110,319 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Nampa, ID?
The median household income in Nampa is $74,279, which is 8% lower than the national median of $80,734.
What is the poverty rate in Nampa, ID?
The poverty rate in Nampa is 11.5%. This means approximately 12,397 residents live below the federal poverty line.
What is the racial makeup of Nampa, Idaho?
Nampa's population is 67.3% White, 1.2% Black, 25.4% Hispanic/Latino, and 0.6% Asian.
What is the median home value in Nampa, ID?
The median home value in Nampa is $370,800. The home-value-to-income ratio is 5.0x.
How educated is Nampa, Idaho?
23.4% of adults (25+) in Nampa hold a bachelor's degree or higher, and 6.8% hold a graduate or professional degree.