Nampa, Idaho Population 2023

117,082

Nampa is a city located in Canyon County Idaho. Nampa has a 2023 population of 117,082. Nampa is currently growing at a rate of 5.01% annually and its population has increased by 15.78% since the most recent census, which recorded a population of 101,124 in 2020.

The average household income in Nampa is $68,971 with a poverty rate of 12.83%. The median rental costs in recent years comes to - per month, and the median house value is -. The median age in Nampa is 33.6 years, 32.4 years for males, and 35.1 years for females.

Nampa Demographics

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

  • White: 78.86%
  • Other race: 10.89%
  • Two or more races: 7.38%
  • Black or African American: 1%
  • Native American: 0.97%
  • Asian: 0.6%
  • Native Hawaiian or Pacific Islander: 0.3%
State
Idaho
Land Area (mi²)
32.8 sq mi
Density (mi²)
3,567.40/sq mi
Growth Rate
5.01% (5,581)
Growth Since 2020
15.78% (15,958)
The current population of Nampa, Idaho is 117,082 based on our projections of the latest US Census estimates.The last official US Census in 2020 recorded the population at 101,124.

Nampa, Idaho Population 2023

Population by Race

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Race
Population
Percentage (of total)
White77,97478.86%
Other race10,77110.89%
Two or more races7,3017.38%
Black or African American9921%
Native American9570.97%
Asian5930.6%
Native Hawaiian or Pacific Islander2930.3%
showing: 7 rows

White

Other race

Two or more races

Black or African American

Native American

Asian

Native Hawaiian or Pacific Islander

Nampa Population by Race

Nampa Population Pyramid 2023

Nampa Median Age

33.6

Total

32.4

Male

35.1

Female

Nampa Adults

There are 73,798 adults, (14,279 of whom are seniors) in Nampa.

Nampa Age Dependency

66.1

Age Dependency Ratio

24

Old Age Dependency Ratio

42.1

Child Dependency Ratio

Nampa Sex Ratio

Female49,23349.79%
Male49,64850.21%

Nampa Population by Age

Nampa Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All34,9972.7767.332.7
Married17,6293.3878.621.4
Non Family10,9781.455.544.5
Female4,1393.4352.847.2
Male2,2513.5563.836.2
showing: 5 rows

3.29

Average Family Size

2.77

Average Household Size

67.3%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Nampa Households and Families

Male

Female

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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

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The highest rate of high school graduation is among white people with a rate of 78.32%.

The highest rate of bachelors degrees is among asian people with a rate of 26.81%.

Nampa Educational Attainment by Race

All

Male

Female

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$34,885

Average Earnings

$41,462

Average Male

$28,807

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

81.95% of Nampa residents speak only English, while 18.05% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 15.1% of the population.

Nampa Language

Nampa Poverty by Race

rate

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Name
Total
In Poverty
Poverty Rate
White66,4886,81510.25%
Hispanic24,5525,01420.42%
Other10,7402,32721.67%
Multiple7,20178810.94%
Native95528229.53%
Islander29321673.72%
Black94915916.75%
Asian585142.39%
showing: 8 rows

12.83%

Overall Poverty Rate

11.52%

Male Poverty Rate

14.16%

Female Poverty Rate

Poverty in Nampa

The race most likely to be in poverty in Nampa is Islander, with 73.72% below the poverty level.

The race least likely to be in poverty in Nampa is Asian, with 2.39% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 3.28%. Among those working part-time, it was 19.55%, and for those that did not work, the poverty rate was 18.13%.

Nampa Poverty

rate

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Rate
Poverty
Less Than 9th Grade15.78%
High School12.97%
Some College9.9%
Bachelors or Greater3.93%
showing: 4 rows

Nampa Poverty Rate by Education

rate

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Rate
Poverty
Male Unemployed42.35%
Female Unemployed22.53%
Female Employed7.79%
Male Employed6.35%
showing: 4 rows

Nampa Poverty Rate by Employment Status and Sex

Nampa Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

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mean

median

Income by Household Type

Nampa Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

49.6%

Overall Marriage Rate

48.8%

Male Marriage Rate

50.4%

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

6,818

Number of Veterans

6,530

Male Veterans

288

Female Veterans

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Nampa Veterans by War

count

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Nampa Veterans by Age

count

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Nampa Veterans by Race

Nampa Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

4.47%

Veteran Poverty Rate

38.85%

Veteran Disability Rate

Nampa Veterans by Education

LaborForceParticipation

63.7%

Labor Force Participation

61.1%

Employment Rate

4%

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

47.13%

Born in Nampa

93.37%

Native Born

8.29%

Foreign Born

4.71%

Non Citizen

3.58%

Naturalized

Place of Birth

93.37% of Nampa residents were born in the United States, with 47.13% having been born in Idaho. 4.71% 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 2021 is projected based on recent change

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Year
Population
Growth
Growth Rate
1900400-156,5524.74%
19104,2053,80526.52%
19207,6213,4166.13%
19308,2065850.74%
194012,1493,9434%
195016,1854,0362.91%
196018,8972,7121.56%
197020,7681,8710.95%
198025,1124,3441.92%
199028,3653,2531.23%
200051,86723,5026.22%
201081,557
201183,4211,8642.29%
201285,2851,8642.23%
201387,1491,8642.19%
201489,0131,8642.14%
201590,8771,8642.09%
201692,7411,8642.05%
201794,6051,8642.01%
201896,4691,8641.97%
201998,3331,8641.93%
2020101,1242,7912.84%
2021106,1865,0625.01%
2022111,5015,3155.01%
2023117,0825,5815.01%
2024122,9435,8615.01%
2025129,0976,1545.01%
2026135,5596,4625.01%
2027142,3456,7865.01%
2028149,4707,1255.01%
2029156,9527,4825.01%
showing: 31 rows

Nampa Population by Year