Lemhi County, Idaho Population 2024

8,598

Lemhi County, Idaho's estimated 2024 population is 8,598 with a growth rate of 1.86% in the past year according to the most recent United States census data. Lemhi County, Idaho is the 33rd largest county in Idaho. The 2010 population was 7,952 and has seen a growth of 8.12% since that time.

Note: data after 2022 is projected based on recent change
Year
Population
Growth
Change
20299,3831571.7%
20289,2261571.73%
20279,0691571.76%
20268,9121571.79%
20258,7551571.83%
20248,5981571.86%
20238,4411571.9%
20228,2841241.52%
20218,1601982.49%
20207,962-105-1.3%
20198,067931.17%
20187,9741371.75%
20177,8371221.58%
20167,715-29-0.37%
20157,744160.21%
20147,728100.13%
20137,718-51-0.66%
20127,769-216-2.71%
20117,985330.41%
20107,95200%
19906,899-561-7.52%
19807,4601,89434.03%
19705,566-250-4.3%
19605,816-462-7.36%
19506,278-243-3.73%
19406,5211,87840.45%
19304,643-521-10.09%
19205,1643787.9%
19104,7861,34038.89%
19003,4461,53179.95%
18901,915-315-14.13%
18802,2301,242125.71%
1870988-8,395-89.47%
2024 Growth Rate
1.86% (157)
County Website
Lemhi County
State
Idaho
County Seat
Salmon
2020 Population
7,962
Area
4564 mi²
Density
2 people/mi²
Growth Since 2020
7.99% (636)
Founded
January 9, 1869

Population by Race

Race
Population
Percentage (of total)
White7,45592.69%
Two or more races4075.06%
Other race1321.64%
Native American310.39%
Asian130.16%
Native Hawaiian or Pacific Islander40.05%
Black or African American10.01%

White

Two or more races

Other race

Native American

Asian

Native Hawaiian or Pacific Islander

Black or African American

Lemhi County, Idaho Population by Race

Lemhi County, Idaho Population Pyramid 2024

Lemhi County, Idaho Median Age

53.2

Total

52.2

Male

53.7

Female

Lemhi County, Idaho Adults

There are 6,672 adults, (2,451 of whom are seniors) in Lemhi County, Idaho.

Lemhi County, Idaho Age Dependency

90.5

Age Dependency Ratio

58.1

Old Age Dependency Ratio

32.5

Child Dependency Ratio

Lemhi County, Idaho Sex Ratio

Female3,81547.43%
Male4,22852.57%

Lemhi County, Idaho Population by Age

Lemhi County, Idaho Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All3,3282.3583.616.4
Married1,6083.2786.613.4
Non Family1,4411.0483.516.5
Female1823.9573.626.4
Male973.4253.646.4

3.31

Average Family Size

2.35

Average Household Size

83.6%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Lemhi County, Idaho Households and Families

Male

Female

Education Attained
Count
Percentage
9th to 12th Grade4096.8%
Associates Degree72111.99%
Bachelors Degree81113.48%
Graduate Degree5238.69%
High School Graduate1,88731.37%
Less Than 9th Grade911.51%
Some College1,57326.15%

Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

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

Lemhi County, Idaho Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

Race
Total
High School
Bachelors
White5,5895,1661,247
2+ Races24822548
Hispanic16411030
Other Race1166518
Native American272715
Asian333

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

The highest rate of bachelors degrees is among asian people with a rate of 100%.

Lemhi County, Idaho Educational Attainment by Race

All

Male

Female

Name
Average
Male
Female
Bachelors Degree$34,446$34,167$34,543
Graduate Degree$67,608$75,750$46,058
High School Graduate$33,229$47,727$16,850
Less Than 9th Grade$31,726$53,125$0
Overall$32,841$39,519$27,083
Some College$20,728$25,568$18,056

$32,841

Average Earnings

$39,519

Average Male

$27,083

Average Female

Lemhi County, Idaho Earnings by Educational Attainment

Lemhi County, Idaho Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Lemhi County, Idaho Language

98.27% of Lemhi County, Idaho residents speak only English, while 1.73% speak other languages. The non-English language spoken by the largest group is Other Indo-European, which is spoken by 0.77% of the population.

Lemhi County, Idaho Language

Lemhi County, Idaho Poverty by Race

rate

Name
Total
In Poverty
Poverty Rate
White7,28373910.15%
Multiple4058220.25%
Other1322216.67%
Hispanic263114.18%
Asian33100%

10.73%

Overall Poverty Rate

8.34%

Male Poverty Rate

13.4%

Female Poverty Rate

Poverty in Lemhi County, Idaho

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

The race least likely to be in poverty in Lemhi County, Idaho is Hispanic, with 4.18% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 3.3%. Among those working part-time, it was 8.89%, and for those that did not work, the poverty rate was 17.5%.

Lemhi County, Idaho Poverty

rate

Rate
Poverty
Less Than 9th Grade20.12%
High School13.85%
Some College11.04%
Bachelors or Greater5.29%

Lemhi County, Idaho Poverty Rate by Education

rate

Rate
Poverty
Female Employed9.26%
Male Employed4.5%
Male Unemployed0.9%
Female Unemployed0%

Lemhi County, Idaho Poverty Rate by Employment Status and Sex

Lemhi County, Idaho Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

Name
Median
Mean
Families$73,194$86,670
Households$49,216$70,830
Married Families$79,054$-999,999,999
Non Families$21,927$49,816

mean

median

Income by Household Type

Lemhi County, Idaho Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

48.8%

Overall Marriage Rate

49.9%

Male Marriage Rate

47.5%

Female Marriage Rate

Lemhi County, Idaho Married by Age and Sex

male

female

Lemhi County, Idaho Marriage

The age group where males are most likely to be married is 35-44, while the female age group most likely to be married is 45-54.

Lemhi County, Idaho Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Lemhi County, Idaho Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

756

Number of Veterans

732

Male Veterans

24

Female Veterans

War
Veterans
Vietnam351
Second Gulf War147
First Gulf War107
Korea65
World War II33

Lemhi County, Idaho Veterans by War

count

Age Group
Veterans
75+248
65 to 74246
55 to 64125
35 to 5492
18 to 3445

Lemhi County, Idaho Veterans by Age

count

Name
Veterans
% of Total
White70711.52%
2+ Races319.04%
Hispanic207.22%
Other Race1815.52%

Lemhi County, Idaho Veterans by Race

Lemhi County, Idaho Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

2.55%

Veteran Poverty Rate

38.71%

Veteran Disability Rate

Lemhi County, Idaho Veterans by Education

LaborForceParticipation

52.5%

Labor Force Participation

50.3%

Employment Rate

3.1%

Unemployment Rate

Lemhi County, Idaho Employment by Age

LaborForceParticipation

Lemhi County, Idaho Employment by Race

LaborForceParticipation

Lemhi 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

42.37%

Born in Lemhi County, Idaho

98.93%

Native Born

1.07%

Foreign Born

0.65%

Non Citizen

0.42%

Naturalized

Place of Birth

98.93% of Lemhi County, Idaho residents were born in the United States, with 42.37% having been born in Idaho. 0.65% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Europe.

Lemhi County, Idaho Place of Birth

Sources