Nampa, Idaho Population 2023

105,792

Nampa is a city located in Canyon County Idaho. With a 2023 population of 105,792, it is the 3rd largest city in Idaho and the 325th largest city in the United States.Nampa is currently growing at a rate of 1.79% annually and its population has increased by 5.58% since the most recent census, which recorded a population of 100,200 in 2020. Spanning over 33 miles, Nampa has a population density of 3,223 people per square mile.

The average household income in Nampa is $57,099 with a poverty rate of 17.33%. The median rental costs in recent years comes to - per month, and the median house value is -. The median age in Nampa is 33.3 years, 31.8 years for males, and 35.1 years for females.

Nampa Demographics

According to the most recent ACS, the racial composition of Nampa was:

  • White: 81.22%
  • Other race: 10.28%
  • Two or more races: 5.63%
  • Native American: 0.99%
  • Asian: 0.87%
  • Black or African American: 0.58%
  • Native Hawaiian or Pacific Islander: 0.43%
The current population of Nampa, Idaho is 105,792 based on our projections of the latest US Census estimates.The last official US Census in 2020 recorded the population at 100,200.

Nampa, Idaho Population 2023

Population by Race

White

Other race

Two or more races

Native American

Asian

Black or African American

Native Hawaiian or Pacific Islander

Nampa Population by Race

Nampa Population Pyramid 2023

Nampa Median Age

33.3

Total

31.8

Male

35.1

Female

Nampa Adults

There are 71,815 adults, (14,095 of whom are seniors) in Nampa.

Nampa Age Dependency

67.7

Age Dependency Ratio

24.4

Old Age Dependency Ratio

43.3

Child Dependency Ratio

Nampa Sex Ratio

Female48,23449.82%
Male48,59150.18%

Nampa Population by Age

Nampa Renter vs Owner Occupied by Household Type

3.32

Average Family Size

2.78

Average Household Size

66.3%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Nampa Households and Families

Male

Female

Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

Nampa Educational Attainment by Sex (over 25)

Nampa Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

The highest rate of high school graduation is among white people with a rate of 76.39%.

The highest rate of bachelors degrees is among black people with a rate of 27.35%.

Nampa Educational Attainment by Race

All

Male

Female

$31,952

Average Earnings

$37,671

Average Male

$26,620

Average Female

Nampa Earnings by Educational Attainment

Nampa Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Nampa Language

82.38% of Nampa residents speak only English, while 17.62% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 15.09% of the population.

Nampa Language

Nampa Poverty by Race

rate

17.33%

Overall Poverty Rate

12.8%

Male Poverty Rate

14.95%

Female Poverty Rate

Poverty in Nampa

The race most likely to be in poverty in Nampa is Islander, with 45.96% below the poverty level.

The race least likely to be in poverty in Nampa is Asian, with 12.24% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 4.07%. Among those working part-time, it was 20.65%, and for those that did not work, the poverty rate was 21.07%.

Nampa Poverty

Nampa Poverty Rate by Education

Nampa Poverty Rate by Employment Status and Sex

Nampa Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

mean

median

Income by Household Type

Nampa Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

49.5%

Overall Marriage Rate

48.4%

Male Marriage Rate

50.6%

Female Marriage Rate

Nampa Married by Age and Sex

male

female

Nampa Marriage

The age group where males are most likely to be married is Over 65, while the female age group most likely to be married is 35-44.

Nampa Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Nampa Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

6,669

Number of Veterans

6,349

Male Veterans

320

Female Veterans

Nampa Veterans by War

Nampa Veterans by Age

count

Nampa Veterans by Race

Nampa Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

4%

Veteran Poverty Rate

38.99%

Veteran Disability Rate

Nampa Veterans by Education

LaborForceParticipation

63.6%

Labor Force Participation

60.3%

Employment Rate

5.1%

Unemployment Rate

Nampa Employment by Age

LaborForceParticipation

Nampa Employment by Race

LaborForceParticipation

Nampa Employment by Education

Origin of Non-Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.

Origin of Naturalized Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

45.53%

Born in Nampa

89.13%

Native Born

7.5%

Foreign Born

4.51%

Non Citizen

2.99%

Naturalized

Place of Birth

89.13% of Nampa residents were born in the United States, with 45.53% having been born in Idaho. 4.51% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Nampa Place of Birth

Note: data after 2020 is projected based on recent growth

Nampa Population by Year