Gem County, Idaho Population 2024

21,688
10K15K20K25K19201930194019501960197019801990200020102020YearPopulation

Gem County, Idaho's estimated 2024 population is 21,688 with a growth rate of 2.93% in the past year according to the most recent United States census data. Gem County, Idaho is the 19th largest county in Idaho. The 2010 population was 16,686 and has seen a growth of 29.98% since that time.

Note: data after 2022 is projected based on recent change
Year
Population
Growth
Change
202924,7736172.55%
202824,1566172.62%
202723,5396172.69%
202622,9226172.77%
202522,3056172.84%
202421,6886172.93%
202321,0716173.02%
202220,4546523.29%
202119,8025302.75%
202019,2721,0986.04%
201918,1745523.13%
201817,6222711.56%
201717,3513462.03%
201617,0052991.79%
201516,706410.25%
201416,665830.5%
201316,582-56-0.34%
201216,638-58-0.35%
201116,696100.06%
201016,68600%
199011,844-128-1.07%
198011,9722,58527.54%
19709,3872602.85%
19609,1273974.55%
19508,730-814-8.53%
19409,5442,12528.64%
19307,41999215.43%
19206,427-18,346-74.06%
2024 Growth Rate
2.93% (617)
County Website
Gem County
State
Idaho
County Seat
Emmett
2020 Population
19,272
Area
560 mi²
Density
39 people/mi²
Growth Since 2020
12.54% (2,416)
Founded
March 15, 1915

Population by Race

Race
Population
Percentage (of total)
White17,32287.25%
Two or more races1,6878.5%
Other race6843.45%
Native American780.39%
Asian460.23%
Black or African American370.19%
Native Hawaiian or Pacific Islander00%
87.25%8.5%Race

White

Two or more races

Other race

Native American

Asian

Black or African American

Native Hawaiian or Pacific Islander

Gem County, Idaho Population by Race

Gem County, Idaho Population Pyramid 2024

010203040506070801K900800700600500400300200100001002003004005006007008009001KMaleFemale

Gem County, Idaho Median Age

42.8

Total

42.2

Male

43.9

Female

Gem County, Idaho Adults

There are 15,414 adults, (4,512 of whom are seniors) in Gem County, Idaho.

Gem County, Idaho Age Dependency

82.1

Age Dependency Ratio

41.4

Old Age Dependency Ratio

40.7

Child Dependency Ratio

Gem County, Idaho Sex Ratio

Female9,73949.05%
Male10,11550.95%

Gem County, Idaho Population by Age

Gem County, Idaho Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All7,4062.6576.623.4
Married4,2633.1885.814.2
Non Family1,9981.1169.630.4
Female7103.456139
Male4353.1343.756.3

3.02

Average Family Size

2.65

Average Household Size

76.6%

Rate of Home Ownership

57.56%5.87%9.59%26.98%Households by Type

Married

Male

Female

NonFamily

MarriedAllNon FamilyFemaleMale00.10.20.30.40.50.60.70.80.91

owner

renter

Gem County, Idaho Households and Families

Less Than 9th Grade9th to 12th GradeHigh School GraduateSome CollegeAssociates DegreeBachelors DegreeGraduate Degree05001K1.5K2K

Male

Female

Education Attained
Count
Percentage
9th to 12th Grade1,1528.26%
Associates Degree7985.72%
Bachelors Degree2,41717.32%
Graduate Degree6924.96%
High School Graduate4,54732.59%
Less Than 9th Grade3772.7%
Some College3,97128.46%
8.26%32.59%28.46%5.72%17.32%Over 25 Education

Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

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

Gem County, Idaho Educational Attainment by Race

AsianNative AmericanWhite2+ RacesHispanicOther Race0%20%40%60%80%100%

High School Graduation Rate

Bachelors Rate

Race
Total
High School
Bachelors
White12,11111,0042,795
Hispanic984637101
2+ Races968846156
Other Race41525861
Native American46460
Asian383814

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 36.84%.

Gem County, Idaho Educational Attainment by Race

OverallLess Than 9th GradeHigh School GraduateSome CollegeBachelors DegreeGraduate Degree$0$10,000$20,000$30,000$40,000$50,000$60,000

All

Male

Female

Name
Average
Male
Female
Bachelors Degree$54,235$63,007$46,711
Graduate Degree$60,739$61,818$48,173
High School Graduate$35,632$46,685$23,145
Less Than 9th Grade$28,182$39,797$20,644
Overall$42,045$54,747$29,172
Some College$45,776$58,901$33,910

$42,045

Average Earnings

$54,747

Average Male

$29,172

Average Female

Gem County, Idaho Earnings by Educational Attainment

Gem County, Idaho Language by Age

90.77%6.4%Languages

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Gem County, Idaho Language

90.77% of Gem County, Idaho residents speak only English, while 9.23% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 6.4% of the population.

Gem County, Idaho Language

Gem County, Idaho Poverty by Race

OtherHispanicMultipleWhite0%5%10%15%20%25%30%35%

rate

Name
Total
In Poverty
Poverty Rate
White16,2951,4388.82%
Hispanic1,70038122.41%
Multiple1,52725816.9%
Other68320530.01%

10.43%

Overall Poverty Rate

10.38%

Male Poverty Rate

10.49%

Female Poverty Rate

Poverty in Gem County, Idaho

The race most likely to be in poverty in Gem County, Idaho is Other, with 30.01% below the poverty level.

The race least likely to be in poverty in Gem County, Idaho is White, with 8.82% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 3.13%. Among those working part-time, it was 11.03%, and for those that did not work, the poverty rate was 15.16%.

Gem County, Idaho Poverty

Less Than 9th GradeHigh SchoolSome CollegeBachelors or Greater0%2%4%6%8%10%12%14%16%18%20%22%24%26%

rate

Rate
Poverty
Less Than 9th Grade25.03%
High School8.33%
Some College7.33%
Bachelors or Greater6.91%

Gem County, Idaho Poverty Rate by Education

Male EmployedMale UnemployedFemale EmployedFemale Unemployed0%5%10%15%20%25%30%35%

rate

Rate
Poverty
Female Unemployed30.43%
Male Unemployed5.26%
Male Employed4.97%
Female Employed4.96%

Gem County, Idaho Poverty Rate by Employment Status and Sex

Gem County, Idaho Income by Household Type

Under10k10kTo15k15kTo25k25kTo35k35kTo50k50kTo75k75kTo100k100kTo150k150kTo200kOver200k0510152025

Households

Families

MarriedFamilies

NonFamilies

Name
Median
Mean
Families$75,265$98,433
Households$66,245$87,429
Married Families$84,507$-999,999,999
Non Families$27,791$47,595
HouseholdsFamiliesMarried FamiliesNon Families020,00040,00060,00080,000100,000

mean

median

Income by Household Type

Gem County, Idaho Marital Status

OverallMalesFemales0%10%20%30%40%50%60%70%80%90%100%

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

57.3%

Overall Marriage Rate

56.9%

Male Marriage Rate

57.8%

Female Marriage Rate

Gem County, Idaho Married by Age and Sex

35-44Over 6555-6445-5420-3401020304050607080

male

female

Gem County, Idaho Marriage

The age group where males are most likely to be married is 55-64, while the female age group most likely to be married is 35-44.

Gem County, Idaho Marital Status by Race

AsianOtherRaceWhiteWhiteNonHispanicHispanicTwoOrMoreRacesIndianBlack0%10%20%30%40%50%60%70%80%90%100%

Married

Widowed

Divorced

Separated

NeverMarried

Gem County, Idaho Marital Status

18.82%24.89%45.06%10.46%Veterans by War

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

1,464

Number of Veterans

1,223

Male Veterans

241

Female Veterans

War
Veterans
Vietnam534
First Gulf War295
Second Gulf War223
Korea124
World War II9

Gem County, Idaho Veterans by War

18 to 3435 to 5455 to 6465 to 7475+050100150200250300350400450

count

Age Group
Veterans
65 to 74433
55 to 64391
75+334
35 to 54244
18 to 3462

Gem County, Idaho Veterans by Age

White2+ RacesOther RaceAsianNative American01002003004005006007008009001,0001,1001,2001,3001,400

count

Name
Veterans
% of Total
White1,3589.92%
2+ Races585.13%
Other Race224.75%
Asian1950%
Native American710%

Gem County, Idaho Veterans by Race

Gem County, Idaho Veterans by Education

6.15%20.7%39.48%33.67%Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

6.54%

Veteran Poverty Rate

29.55%

Veteran Disability Rate

Gem County, Idaho Veterans by Education

16 - 1920 - 2425 - 2930 - 3435 - 4445 - 5455 - 5960 - 6465 - 7475+0102030405060708090

LaborForceParticipation

57.2%

Labor Force Participation

55.6%

Employment Rate

2.8%

Unemployment Rate

Gem County, Idaho Employment by Age

BlackOther RaceHispanic2+ RacesWhiteWhite Non-HispanicNative AmericanAsian0102030405060708090100

LaborForceParticipation

Gem County, Idaho Employment by Race

Less Than High SchoolHigh School GraduateSome CollegeBachelors or Greater0102030405060708090

LaborForceParticipation

Gem County, Idaho Employment by Education

Origin of Non-Citizens

32.42%6.74%57.14%Origin

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

28.13%6.73%56.88%Origin

Europe

Asia

Africa

Oceania

Latin America

North America

45.4%

Born in Gem County, Idaho

95.22%

Native Born

4.78%

Foreign Born

3.14%

Non Citizen

1.65%

Naturalized

Place of Birth

95.22% of Gem County, Idaho residents were born in the United States, with 45.4% having been born in Idaho. 3.14% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Gem County, Idaho Place of Birth

Sources