Idaho County, Idaho Population 2024

18,673

Idaho County, Idaho's estimated 2024 population is 18,673 with a growth rate of 2.98% in the past year according to the most recent United States census data. Idaho County, Idaho is the 20th largest county in Idaho. The 2010 population was 16,311 and has seen a growth of 14.48% since that time.

Note: data after 2022 is projected based on recent change

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Year
Population
Growth
Growth Rate
202921,3735402.59%
202820,8335402.66%
202720,2935402.73%
202619,7535402.81%
202519,2135402.89%
202418,6735402.98%
202318,1335403.07%
202217,5935403.17%
202117,0534652.8%
202016,588-35-0.21%
201916,6231540.94%
201816,469770.47%
201716,3921450.89%
201616,247-65-0.4%
201516,312270.17%
201416,285290.18%
201316,256-192-1.17%
201216,448-17-0.1%
201116,4651540.94%
201016,311
199013,783-986-6.68%
198014,7691,87814.57%
197012,891-651-4.81%
196013,5422,11918.55%
195011,423-1,268-9.99%
194012,6912,58425.57%
193010,107-1,642-13.98%
192011,749-635-5.13%
191012,3843,26335.77%
19009,1216,166208.66%
18902,95592445.49%
18802,0311,182139.22%
1870849-20,524-96.03%
showing: 33 rows
2024 Growth Rate
2.98% (540)
County Website
Idaho County
State
Idaho
County Seat
2010 Population
16,311
Area
8477 mi²
Density
2 people/mi²
Growth Since 2010
14.48% (2,362)
Founded
February 4, 1864

Idaho County, Idaho Population 2024

Population by Race

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Race
Population
Percentage (of total)
White15,49692.31%
Two or more races5483.26%
Native American5243.12%
Other race1170.7%
Asian870.52%
Black or African American150.09%
Native Hawaiian or Pacific Islander
showing: 7 rows

White

Two or more races

Native American

Other race

Asian

Black or African American

Native Hawaiian or Pacific Islander

Idaho County, Idaho Population by Race

Idaho County, Idaho Population Pyramid 2024

Idaho County, Idaho Median Age

49.5

Total

47.3

Male

51.8

Female

Idaho County, Idaho Adults

There are 13,533 adults, (4,743 of whom are seniors) in Idaho County, Idaho.

Idaho County, Idaho Age Dependency

91

Age Dependency Ratio

54

Old Age Dependency Ratio

37

Child Dependency Ratio

Idaho County, Idaho Sex Ratio

Female7,95247.37%
Male8,83552.63%

Idaho County, Idaho Population by Age

Idaho County, Idaho Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All6,6032.4478.321.7
Married4,0462.9983.916.1
Non Family2,0471.1570.329.7
Female3613.4155.144.9
Male1493.0792.67.4
showing: 5 rows

2.99

Average Family Size

2.44

Average Household Size

78.3%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Idaho County, Idaho 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

Idaho County, Idaho Educational Attainment by Sex (over 25)

Idaho County, Idaho Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

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

The highest rate of bachelors degrees is among asian people with a rate of 33.78%.

Idaho County, Idaho Educational Attainment by Race

All

Male

Female

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$38,157

Average Earnings

$43,959

Average Male

$30,293

Average Female

Idaho County, Idaho Earnings by Educational Attainment

Idaho County, Idaho Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Idaho County, Idaho Language

95.66% of Idaho County, Idaho residents speak only English, while 4.34% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 2.26% of the population.

Idaho County, Idaho Language

Idaho County, Idaho Poverty by Race

rate

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Name
Total
In Poverty
Poverty Rate
White14,7171,48310.08%
Hispanic55913924.87%
Other11410894.74%
Multiple5225610.73%
Black88100%
Native48210.21%
showing: 6 rows

10.39%

Overall Poverty Rate

9.88%

Male Poverty Rate

10.93%

Female Poverty Rate

Poverty in Idaho County, Idaho

The race most likely to be in poverty in Idaho County, Idaho is Black, with 100% below the poverty level.

The race least likely to be in poverty in Idaho County, Idaho is Native, with 0.21% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 2.01%. Among those working part-time, it was 14.2%, and for those that did not work, the poverty rate was 15.05%.

Idaho County, Idaho Poverty

rate

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Rate
Poverty
Less Than 9th Grade19.98%
High School12.26%
Some College11.38%
Bachelors or Greater3.97%
showing: 4 rows

Idaho County, Idaho Poverty Rate by Education

rate

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Rate
Poverty
Female Unemployed80.41%
Male Unemployed10.61%
Female Employed5.79%
Male Employed5.38%
showing: 4 rows

Idaho County, Idaho Poverty Rate by Employment Status and Sex

Idaho County, Idaho Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

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mean

median

Income by Household Type

Idaho County, Idaho Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

61.6%

Overall Marriage Rate

60.9%

Male Marriage Rate

62.4%

Female Marriage Rate

Idaho County, Idaho Married by Age and Sex

male

female

Idaho County, Idaho Marriage

The age group where males are most likely to be married is 45-54, while the female age group most likely to be married is 45-54.

Idaho County, Idaho Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Idaho County, Idaho Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

1,486

Number of Veterans

1,406

Male Veterans

80

Female Veterans

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Idaho County, Idaho Veterans by War

count

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Idaho County, Idaho Veterans by Age

count

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Idaho County, Idaho Veterans by Race

Idaho County, Idaho Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

5.89%

Veteran Poverty Rate

34.18%

Veteran Disability Rate

Idaho County, Idaho Veterans by Education

LaborForceParticipation

49.6%

Labor Force Participation

47.4%

Employment Rate

4.3%

Unemployment Rate

Idaho County, Idaho Employment by Age

LaborForceParticipation

Idaho County, Idaho Employment by Race

LaborForceParticipation

Idaho County, Idaho 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

48.97%

Born in Idaho County, Idaho

98.22%

Native Born

1.78%

Foreign Born

0.68%

Non Citizen

1.1%

Naturalized

Place of Birth

98.22% of Idaho County, Idaho residents were born in the United States, with 48.97% having been born in Idaho. 0.68% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Idaho County, Idaho Place of Birth

Sources