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Nampa city, Idaho Demographics & Population 2026

3rd Largest3rd most populous city in Idaho

As of 2026, Nampa city, Idaho has a total population of 106,289, the 3rd largest city in Idaho, with a median household income of $72,122, which is 3% lower than the state average. The poverty rate is 10.5%.

Key Takeaways

Nampa city Quick Facts

Population 106,289
Median Household Income $72,122
Median Home Value $332,500
Poverty Rate 10.5%
Unemployment Rate 2.8%
Median Age 34.1 years
Homeownership Rate 71.4%
Affordability Ratio 4.6x
Bachelor's Degree or Higher 23.6%
High School Graduation Rate 89.0%
Diversity Index 47/100
Population 106,289 3rd of 234
Median Income $72,122 above average
Poverty Rate 10.5% 16% lower national
Median Home Value $332,500 top 30%

How Nampa city Compares

Economy & Housing

Employment

2.8% Unemployment Rate State: 3.7% | National: 5.2%
66.2% Labor Force Participation

Housing Overview

Owner 71.4%
Renter 28.6%
Affordability Index Moderate
4.6x home value to income ratio

People & Demographics

Diversity Index

47out of 100
Moderate Diversity

Moderate diversity with one or two groups making up the majority.

State average: 35 | National average: 60

Education

Nampa city Rankings in Idaho

#3 Population of 234
#67 Median Income of 234
#79 Education of 234
#48 Home Value of 234

Cities Similar to Nampa city

These cities in the same state have comparable population and economic profiles.

CityPopulationMedian IncomeHome ValueBachelor's+Poverty
Meridian city124,865$98,686$485,00044.4%6.2%
Idaho Falls city66,672$69,630$298,60031.0%12.0%
Caldwell city63,465$66,663$322,10017.8%13.3%
Coeur d'Alene city55,558$70,845$451,60030.5%8.3%
Pocatello city57,152$57,931$240,60032.9%13.9%

Population Overview

Nampa city is a major urban center located in Idaho. The total population is 106,289. It ranks as the 3rd most populous out of 234 cities and towns in Idaho.

Age Demographics

The median age in Nampa city is 34.1 years. This is 8% lower than the state median of 37.1 years.

Economy, Income & Housing

The median household income in Nampa city is $72,122. This is 3% lower than the state median of $74,636. Compared to the national median of $78,538, household income here is 8% lower. The poverty rate stands at 10.5%. This is 2% lower than the state poverty rate of 10.6%. The unemployment rate is 2.8%. This is 24% lower than the state rate of 3.7%. The median home value is $332,500. Housing costs are 12% lower than the state median of $376,000. The home-value-to-income ratio is 4.6x. 71.4% of occupied housing units are owner-occupied. This homeownership rate is 1% lower than the state average of 72.4%.

Race & Ethnicity

The largest racial or ethnic group in Nampa city is White (non-Hispanic), making up 68.1% of the population. Hispanic or Latino residents account for 24.5%. The Black or African American population is significantly higher than the state average (1.1% vs 0.7%). The Hispanic or Latino population is significantly higher than the state average (24.5% vs 13.3%).

Education

23.6% of residents aged 25 and older hold a bachelor's degree or higher. This is 24% lower than the state rate of 31.2%. Nationally, 35.0% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 89.0%.

Data Sources & Methodology

All demographic data for Nampa city, Idaho is sourced from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates (2019-2023). The ACS collects data from approximately 3.5 million households annually, providing reliable estimates for communities of all sizes. Comparisons are made against Idaho state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 234 Census-designated places in Idaho. For official data, visit data.census.gov.

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 Nampa city, Idaho?

Nampa city, Idaho has a population of 106,289 according to the most recent U.S. Census ACS 5-Year Estimates.

What is the median household income in Nampa city, ID?

The median household income in Nampa city is $72,122, which is 8% lower the national median of $78,538.

What is the poverty rate in Nampa city, ID?

The poverty rate in Nampa city is 10.5%. This means approximately 10,859 residents live below the federal poverty line.

What is the racial makeup of Nampa city, Idaho?

Nampa city's population is 68.1% White, 1.1% Black, 24.5% Hispanic/Latino, and 0.7% Asian.

What is the median home value in Nampa city, ID?

The median home value in Nampa city is $332,500. The home-value-to-income ratio is 4.6x.

How educated is Nampa city, Idaho?

23.6% of adults (25+) in Nampa city hold a bachelor's degree or higher, and 6.9% hold a graduate or professional degree.