Lewiston, Idaho Population 2024

35,684

Lewiston is a city located in Nez Perce County Idaho. Lewiston has a 2024 population of 35,684. It is also the county seat of Nez Perce County.Lewiston is currently growing at a rate of 1.12% annually and its population has increased by 4.22% since the most recent census, which recorded a population of 34,238 in 2020.

The average household income in Lewiston is $83,426 with a poverty rate of 14.38%. The median rental costs in recent years comes to - per month, and the median house value is -. The median age in Lewiston is 39.8 years, 38.4 years for males, and 41.2 years for females.

Lewiston Demographics

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

  • White: 92.73%
  • Two or more races: 4.76%
  • Asian: 0.95%
  • Other race: 0.74%
  • Native American: 0.72%
  • Black or African American: 0.1%
  • Native Hawaiian or Pacific Islander:
State
Idaho
Land Area (mi²)
17.3 sq mi
Density (mi²)
2,062.50/sq mi
Growth Since 2020
4.22% (1,446)
The current population of Lewiston, Idaho is 35,684 based on our projections of the latest US Census estimates.The last official US Census in 2020 recorded the population at 34,238.

Lewiston, Idaho Population 2024

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Lewiston Metro Area Population by Year

Population by Race

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Race
Population
Percentage (of total)
White31,77892.73%
Two or more races1,6324.76%
Asian3260.95%
Other race2540.74%
Native American2460.72%
Black or African American340.1%
Native Hawaiian or Pacific Islander
showing: 7 rows

White

Two or more races

Asian

Other race

Native American

Black or African American

Native Hawaiian or Pacific Islander

Lewiston Population by Race

Lewiston Population Pyramid 2024

Lewiston Median Age

39.8

Total

38.4

Male

41.2

Female

Lewiston Adults

There are 27,121 adults, (6,825 of whom are seniors) in Lewiston.

Lewiston Age Dependency

68.9

Age Dependency Ratio

33.6

Old Age Dependency Ratio

35.2

Child Dependency Ratio

Lewiston Sex Ratio

Female17,59751.35%
Male16,67348.65%

Lewiston Population by Age

Lewiston Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All14,2042.3169.730.3
Married6,3232.9289.810.2
Non Family5,8481.2353.146.9
Female1,1973.4960.639.4
Male8363.5547.852.2
showing: 5 rows

2.92

Average Family Size

2.31

Average Household Size

69.7%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Lewiston 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

Lewiston Educational Attainment by Sex (over 25)

Lewiston Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

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The highest rate of high school graduation is among black people with a rate of 100%.

The highest rate of bachelors degrees is among native american people with a rate of 39.44%.

Lewiston Educational Attainment by Race

All

Male

Female

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$45,382

Average Earnings

$51,979

Average Male

$37,629

Average Female

Lewiston Earnings by Educational Attainment

Lewiston Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Lewiston Language

96.8% of Lewiston residents speak only English, while 3.2% speak other languages. The non-English language spoken by the largest group is Other Indo-European, which is spoken by 1.11% of the population.

Lewiston Language

Lewiston Poverty by Race

rate

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Name
Total
In Poverty
Poverty Rate
White29,8154,09813.74%
Multiple1,46628719.58%
Hispanic1,34725218.71%
Asian3006120.33%
Other2514417.53%
Native2214219%
showing: 6 rows

14.38%

Overall Poverty Rate

12.77%

Male Poverty Rate

15.92%

Female Poverty Rate

Poverty in Lewiston

The race most likely to be in poverty in Lewiston is Asian, with 20.33% below the poverty level.

The race least likely to be in poverty in Lewiston is White, with 13.74% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 2.58%. Among those working part-time, it was 22.64%, and for those that did not work, the poverty rate was 21.18%.

Lewiston Poverty

rate

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Rate
Poverty
High School20.69%
Less Than 9th Grade18.23%
Some College8.42%
Bachelors or Greater6.09%
showing: 4 rows

Lewiston Poverty Rate by Education

rate

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Rate
Poverty
Female Unemployed45.49%
Male Unemployed20.39%
Female Employed8.46%
Male Employed7.9%
showing: 4 rows

Lewiston Poverty Rate by Employment Status and Sex

Lewiston Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

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mean

median

Income by Household Type

Lewiston Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

47.8%

Overall Marriage Rate

49.5%

Male Marriage Rate

46.2%

Female Marriage Rate

Lewiston Married by Age and Sex

male

female

Lewiston 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 55-64.

Lewiston Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Lewiston Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

2,422

Number of Veterans

2,176

Male Veterans

246

Female Veterans

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Lewiston Veterans by War

count

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Lewiston Veterans by Age

count

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Lewiston Veterans by Race

Lewiston Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

6.74%

Veteran Poverty Rate

32.12%

Veteran Disability Rate

Lewiston Veterans by Education

LaborForceParticipation

61.2%

Labor Force Participation

59%

Employment Rate

3.2%

Unemployment Rate

Lewiston Employment by Age

LaborForceParticipation

Lewiston Employment by Race

LaborForceParticipation

Lewiston 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

50.37%

Born in Lewiston

97.35%

Native Born

2.65%

Foreign Born

0.69%

Non Citizen

1.96%

Naturalized

Place of Birth

97.35% of Lewiston residents were born in the United States, with 50.37% having been born in Idaho. 0.69% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

Lewiston Place of Birth

Note: data after 2022 is projected based on recent change

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Year
Population
Growth
Growth Rate
202937,6543941.06%
202837,2603941.07%
202736,8663941.08%
202636,4723941.09%
202536,0783941.1%
202435,6843941.12%
202335,2903941.13%
202234,8963941.14%
202134,5022640.77%
202034,2381,2983.94%
201932,9401280.39%
201832,81210%
201732,8111360.42%
201632,6751690.52%
201532,5061700.53%
201432,336630.2%
201332,2732530.79%
201232,020330.1%
201131,987640.2%
201031,9231,0193.3%
200030,9042,82210.05%
199028,082960.34%
198027,9861,9187.36%
197026,06813,377105.41%
196012,691-294-2.26%
195012,9852,43723.1%
194010,5481,14512.18%
19309,4032,82943.03%
19206,5745318.79%
19106,0435,143571.44%
1900900
showing: 31 rows

Lewiston Population by Year