Custer County, Idaho Population 2024

4,528

Custer County, Idaho's estimated 2024 population is 4,528 with a growth rate of 0.11% in the past year according to the most recent United States census data. Custer County, Idaho is the 40th largest county in Idaho. The 2010 population was 4,357 and has seen a growth of 3.92% since that time.

Note: data after 2022 is projected based on recent change

31 Rows

Year
Population
Growth
Change
20294,55350.11%
20284,54850.11%
20274,54350.11%
20264,53850.11%
20254,53350.11%
20244,52850.11%
20234,52350.11%
20224,518721.62%
20214,4461754.1%
20204,271-2-0.05%
20194,273571.35%
20184,216781.88%
20174,138491.2%
20164,089280.69%
20154,061-73-1.77%
20144,134-92-2.18%
20134,226-101-2.33%
20124,32720.05%
20114,325-32-0.73%
20104,35700%
19904,13374822.1%
19803,38541814.09%
19702,967-29-0.97%
19602,996-322-9.7%
19503,318-231-6.51%
19403,54938712.24%
19303,162-388-10.93%
19203,55054918.29%
19103,00195246.46%
19002,049-127-5.84%
18902,176-2,377-52.21%
2024 Growth Rate
0.11% (5)
County Website
Custer County
State
Idaho
County Seat
Challis
2020 Population
4,271
Area
4922 mi²
Density
1 people/mi²
Growth Since 2020
6.02% (257)
Founded
January 8, 1881

Population by Race

Race
Population
Percentage (of total)
White3,90189.8%
Two or more races3518.08%
Other race501.15%
Native American350.81%
Black or African American60.14%
Asian10.02%
Native Hawaiian or Pacific Islander00%

White

Two or more races

Other race

Native American

Black or African American

Asian

Native Hawaiian or Pacific Islander

Custer County, Idaho Population by Race

Custer County, Idaho Population Pyramid 2024

Custer County, Idaho Median Age

55.5

Total

57.3

Male

53.2

Female

Custer County, Idaho Adults

There are 3,691 adults, (1,459 of whom are seniors) in Custer County, Idaho.

Custer County, Idaho Age Dependency

94.6

Age Dependency Ratio

65.4

Old Age Dependency Ratio

29.3

Child Dependency Ratio

Custer County, Idaho Sex Ratio

Female2,05847.38%
Male2,28652.62%

Custer County, Idaho Population by Age

Custer County, Idaho Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All1,8082.3177.922.1
Married1,0922.7492.47.6
Non Family6011.0857.242.8
Female1044.8142.357.7
Male113.091000

2.86

Average Family Size

2.31

Average Household Size

77.9%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Custer County, Idaho Households and Families

Male

Female

Education Attained
Count
Percentage
9th to 12th Grade2186.31%
Associates Degree3349.66%
Bachelors Degree81423.55%
Graduate Degree1815.24%
High School Graduate92926.87%
Less Than 9th Grade832.4%
Some College89825.98%

Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

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

Custer County, Idaho Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

Race
Total
High School
Bachelors
White3,1282,862857
2+ Races230221138
Hispanic48170
Other Race47210
Native American33330
Black330
Asian110

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

The highest rate of bachelors degrees is among 2+ races people with a rate of 60%.

Custer County, Idaho Educational Attainment by Race

All

Male

Female

Name
Average
Male
Female
Bachelors Degree$24,544$0$35,731
Graduate Degree$110,208$111,146$65,250
High School Graduate$21,552$0$21,616
Less Than 9th Grade$21,172$21,621$0
Overall$22,532$20,583$24,265
Some College$19,631$19,531$20,417

$22,532

Average Earnings

$20,583

Average Male

$24,265

Average Female

Custer County, Idaho Earnings by Educational Attainment

Custer County, Idaho Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Custer County, Idaho Language

97.62% of Custer County, Idaho residents speak only English, while 2.38% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 1.19% of the population.

Custer County, Idaho Language

Custer County, Idaho Poverty by Race

rate

Name
Total
In Poverty
Poverty Rate
White3,83344811.69%
Native343191.18%
Hispanic159127.55%
Black66100%

11.57%

Overall Poverty Rate

13%

Male Poverty Rate

10%

Female Poverty Rate

Poverty in Custer County, Idaho

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

The race least likely to be in poverty in Custer County, Idaho is Hispanic, with 7.55% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 0.96%. Among those working part-time, it was 14.93%, and for those that did not work, the poverty rate was 14.04%.

Custer County, Idaho Poverty

rate

Rate
Poverty
High School21.43%
Some College10.61%
Less Than 9th Grade3.06%
Bachelors or Greater0%

Custer County, Idaho Poverty Rate by Education

rate

Rate
Poverty
Female Employed13.6%
Male Employed2.24%
Male Unemployed0%
Female Unemployed0%

Custer County, Idaho Poverty Rate by Employment Status and Sex

Custer County, Idaho Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

Name
Median
Mean
Families$75,257$81,509
Households$60,357$68,465
Married Families$75,342$-999,999,999
Non Families$23,272$41,852

mean

median

Income by Household Type

Custer County, Idaho Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

57.7%

Overall Marriage Rate

56.4%

Male Marriage Rate

59.1%

Female Marriage Rate

Custer County, Idaho Married by Age and Sex

male

female

Custer County, Idaho 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 Over 65.

Custer County, Idaho Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Custer County, Idaho Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

495

Number of Veterans

481

Male Veterans

14

Female Veterans

War
Veterans
Vietnam189
First Gulf War151
Second Gulf War17
Korea9
World War II0

Custer County, Idaho Veterans by War

count

Age Group
Veterans
35 to 54155
65 to 74150
75+136
55 to 6447
18 to 347

Custer County, Idaho Veterans by Age

count

Name
Veterans
% of Total
White4890.14583954667461974
2+ Races60.024193548387096774

Custer County, Idaho Veterans by Race

Custer County, Idaho Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

0.81%

Veteran Poverty Rate

35.35%

Veteran Disability Rate

Custer County, Idaho Veterans by Education

LaborForceParticipation

49.7%

Labor Force Participation

48.8%

Employment Rate

1.7%

Unemployment Rate

Custer County, Idaho Employment by Age

LaborForceParticipation

Custer County, Idaho Employment by Race

LaborForceParticipation

Custer 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

43.72%

Born in Custer County, Idaho

99.31%

Native Born

0.69%

Foreign Born

0.62%

Non Citizen

0.07%

Naturalized

Place of Birth

99.31% of Custer County, Idaho residents were born in the United States, with 43.72% having been born in Idaho. 0.62% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Custer County, Idaho Place of Birth

Sources