Lemhi County, Idaho Population 2021

Lemhi County, Idaho's estimated population is 8,217 with a growth rate of 1.17% 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 7,953 and has seen a growth of 3.32% since this time.

Note: 2020 and 2021 data is projected
Year Population Growth Growth Rate
20218,217951.17%
20208,122951.18%
20198,027951.20%
20187,9321031.32%
20177,8291201.56%
20167,709-28-0.36%
20157,737130.17%
20147,72480.10%
20137,716-52-0.67%
20127,768-218-2.73%
20117,986330.41%
20107,9531,05415.28%
19906,899-561-7.52%
19807,4601,89434.03%
19705,566-250-4.30%
19605,816-462-7.36%
19506,278-243-3.73%
19406,5211,87840.45%
19304,643-521-10.09%
19205,1643787.90%
19104,7861,34038.89%
19003,4461,53179.95%
18901,915-315-14.13%
18802,2301,242125.71%
18709880.00%
2021 Growth Rate
1.17%
County Website
State
Founded
January 9, 1869
County Seat
2010 Population
7,953
Growth Since 2010
3.32%
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Lemhi County, Idaho Population Growth

Population by Race

Race Population Percentage
White7,43094.69%
Two or More Races3073.91%
Some Other Race590.75%
American Indian and Alaska Native400.51%
Native Hawaiian and Other Pacific Islander80.10%
Black or African American30.04%
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Lemhi County, Idaho Population by Race

Lemhi County, Idaho Population Pyramid $2021

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Lemhi County, Idaho Median Age

52.1


Total

52.6


Male

51.7


Female

Lemhi County, Idaho Adults

There are 6,356 adults, (2,297 of whom are seniors) in Lemhi County, Idaho.

Lemhi County, Idaho Age Dependency

93.3

Age Dependency Ratio

56.6

Old Age Dependency Ratio

36.7

Child Dependency Ratio

Lemhi County, Idaho Sex Ratio

Female

3,860

49.19%

Male

3,987

50.81%

Lemhi County, Idaho Population by Age

Lemhi County, Idaho Renter vs Owner Occupied by Household Type

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Lemhi County, Idaho Household Types

Type Owner Renter
Married85.2%14.8%
All77.6%22.4%
Non Family75.3%24.7%
Male53.7%46.3%
Female43.7%56.3%

77.6%

Rate of Home Ownership

Lemhi County, Idaho Households and Families

Type Count Average Size Owned
All3,5822.1377.6
Married1,7582.9385.2
Non Family1,5041.0775.3
Female1972.6743.7
Male1232.9953.7

2.83

Average Family Size

2.13

Average Household Size

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Lemhi County, Idaho Households by Type

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Education Attained Count Percentage
Less Than 9th Grade1021.72%
9th to 12th Grade3676.19%
High School Graduate1,79330.26%
Some College1,76929.86%
Associates Degree5379.06%
Bachelors Degree89015.02%
Graduate Degree4677.88%
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Lemhi County, Idaho Educational Attainment by Sex (over 25)

Lemhi County, Idaho Educational Attainment by Race

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Race Total High School Bachelors
White5,6385,2471,334
2+ Races1511172
Hispanic14510223
Other Race5926
Native American2121
Black32

The highest rate of high school graduation is among native american people with a rate of 100.00%.

The highest rate of bachelors degrees is among white people with a rate of 23.66%.

Lemhi County, Idaho Educational Attainment by Race

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Name Average Male Female
Overall$26,429$34,511$20,405
Less Than 9th Grade$$$12,279
High School Graduate$23,224$25,161$16,364
Some College$30,125$35,588$19,621
Bachelors Degree$30,486$39,511$20,893
Graduate Degree$56,058$60,909$44,063

$26,429

Average Earnings

$34,511

Average Male

$20,405

Average Female

Lemhi County, Idaho Earnings by Educational Attainment

Lemhi County, Idaho Language by Age

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Lemhi County, Idaho Language

98.04% of Lemhi County, Idaho residents speak only English, while 1.96% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 1.01% of the population.

Lemhi County, Idaho Language

Lemhi County, Idaho Poverty by Race

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Name Total In Poverty Poverty Rate
White7,23181011.20%
Multiple30610333.66%
Hispanic2394418.41%

12.14%

Overall Poverty Rate

10.44%

Male Poverty Rate

13.90%

Female Poverty Rate

Poverty in Lemhi County, Idaho

The race most likely to be in poverty in Lemhi County, Idaho is Multiple, with 33.66% below the poverty level.

The race least likely to be in poverty in Lemhi County, Idaho is White, with 11.20% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 6.38%. Among those working part-time, it was 15.46%, and for those that did not work, the poverty rate was 11.60%.

Lemhi County, Idaho Poverty

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Name Poverty
Less Than 9th Grade22.64%
Some College11.96%
High School11.92%
Bachelors or Greater4.57%

Lemhi County, Idaho Poverty Rate by Education

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Rate Poverty
Female Unemployed55.56%
Male Unemployed31.48%
Female Employed11.76%
Male Employed9.18%

Lemhi County, Idaho Poverty Rate by Employment Status and Sex

Lemhi County, Idaho Income by Household Type

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Name Median Mean
Households$39,324$53,967
Families$57,292$67,914
Married Families$62,128-
Non Families$22,404$33,540
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Income by Household Type

Lemhi County, Idaho Marital Status

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Marriage Rates

55.9%

Overall Marriage Rate

53.2%

Male Marriage Rate

58.7%

Female Marriage Rate

Lemhi County, Idaho Married by Age and Sex

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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

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Lemhi County, Idaho Marital Status

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910

Number of Veterans

871

Male Veterans

39

Female Veterans

War Veterans
Vietnam473
Korea121
First Gulf War78
Second Gulf War68
World War II54

Lemhi County, Idaho Veterans by War

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Age Group Veterans
65 to 74321
75+270
55 to 64186
35 to 5498
18 to 3435

Lemhi County, Idaho Veterans by Age

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Name Veterans % of Total
White86314.17%
2+ Races4323.37%
Hispanic1910.27%
Native American419.05%

Lemhi County, Idaho Veterans by Race

Lemhi County, Idaho Veterans by Education

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4.45%

Veteran Poverty Rate

48.05%

Veteran Disability Rate

Lemhi County, Idaho Veterans by Education

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51.2%

Labor Force Participation

49%

Employment Rate

4.5%

Unemployment Rate

Lemhi County, Idaho Employment by Age

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Lemhi County, Idaho Employment by Race

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Lemhi County, Idaho Employment by Education

Origin of Non-Citizens

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Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.

Origin of Naturalized Citizens

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41.80%

Born in Lemhi County, Idaho

97.77%

Native Born

2.23%

Foreign Born

1.29%

Non Citizen

0.94%

Naturalized

Place of Birth

97.77% of Lemhi County, Idaho residents were born in the United States, with 41.80% having been born in Idaho. 1.29% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Africa.

Lemhi County, Idaho Place of Birth

  1. US Census City/Town Population estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. Population of States and Counties of the United States: 1790 - 1990

Sources