Franklin County, Idaho Population 2024

15,818

Franklin County, Idaho's estimated 2024 population is 15,818 with a growth rate of 2.09% in the past year according to the most recent United States census data. Franklin County, Idaho is the 22nd largest county in Idaho. The 2010 population was 12,782 and has seen a growth of 23.75% since that time.

Note: data after 2022 is projected based on recent change

28 Rows

Year
Population
Growth
Change
202917,4383241.89%
202817,1143241.93%
202716,7903241.97%
202616,4663242.01%
202516,1423242.05%
202415,8183242.09%
202315,4943242.14%
202215,1705003.41%
202114,6703882.72%
202014,2823842.76%
201913,8981801.31%
201813,7182171.61%
201713,5011561.17%
201613,3453712.86%
201512,974500.39%
201412,9241150.9%
201312,80980.06%
201212,801-12-0.09%
201112,813310.24%
201012,78200%
19909,2323373.79%
19808,8951,52220.64%
19707,373-1,084-12.82%
19608,457-1,410-14.29%
19509,867-362-3.54%
194010,2298509.06%
19309,3797298.43%
19208,650-8,788-50.4%
2024 Growth Rate
2.09% (324)
County Website
Franklin County
State
Idaho
County Seat
Preston
2020 Population
14,282
Area
663 mi²
Density
24 people/mi²
Growth Since 2020
10.75% (1,536)
Founded
January 20, 1913

Population by Race

Race
Population
Percentage (of total)
White13,27592.34%
Two or more races5463.8%
Other race4523.14%
Native American670.47%
Asian360.25%
Black or African American00%
Native Hawaiian or Pacific Islander00%

White

Two or more races

Other race

Native American

Asian

Black or African American

Native Hawaiian or Pacific Islander

Franklin County, Idaho Population by Race

Franklin County, Idaho Population Pyramid 2024

Franklin County, Idaho Median Age

32.6

Total

32.1

Male

32.9

Female

Franklin County, Idaho Adults

There are 9,887 adults, (2,039 of whom are seniors) in Franklin County, Idaho.

Franklin County, Idaho Age Dependency

83.2

Age Dependency Ratio

26

Old Age Dependency Ratio

57.2

Child Dependency Ratio

Franklin County, Idaho Sex Ratio

Female6,95148.35%
Male7,42551.65%

Franklin County, Idaho Population by Age

Franklin County, Idaho Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All4,6723.0677.422.6
Married3,1213.5588.511.5
Non Family1,0641.235743
Female2993.8452.247.8
Male1883.9948.951.1

3.52

Average Family Size

3.06

Average Household Size

77.4%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Franklin County, Idaho Households and Families

Male

Female

Education Attained
Count
Percentage
9th to 12th Grade6207.26%
Associates Degree4995.84%
Bachelors Degree1,00711.79%
Graduate Degree4635.42%
High School Graduate3,93346.04%
Less Than 9th Grade550.64%
Some College1,96523%

Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

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

Franklin County, Idaho Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

Race
Total
High School
Bachelors
White7,8787,2721,423
Hispanic49443531
Other Race3483245
2+ Races13412430
Native American55260
Asian15150

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

The highest rate of bachelors degrees is among 2+ races people with a rate of 22.39%.

Franklin County, Idaho Educational Attainment by Race

All

Male

Female

Name
Average
Male
Female
Bachelors Degree$48,194$66,500$0
Graduate Degree$36,855$78,375$0
High School Graduate$43,255$53,214$0
Less Than 9th Grade$22,313$0$20,656
Overall$42,223$51,451$21,735
Some College$39,564$47,054$23,594

$42,223

Average Earnings

$51,451

Average Male

$21,735

Average Female

Franklin County, Idaho Earnings by Educational Attainment

Franklin County, Idaho Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Franklin County, Idaho Language

94.68% of Franklin County, Idaho residents speak only English, while 5.32% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 4.32% of the population.

Franklin County, Idaho Language

Franklin County, Idaho Poverty by Race

rate

Name
Total
In Poverty
Poverty Rate
White12,7931,0518.22%
Hispanic99823823.85%
Multiple54518233.39%
Other4529420.8%
Native672841.79%

9.61%

Overall Poverty Rate

8.36%

Male Poverty Rate

10.95%

Female Poverty Rate

Poverty in Franklin County, Idaho

The race most likely to be in poverty in Franklin County, Idaho is Native, with 41.79% below the poverty level.

The race least likely to be in poverty in Franklin County, Idaho is White, with 8.22% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 1.35%. Among those working part-time, it was 12.24%, and for those that did not work, the poverty rate was 16.72%.

Franklin County, Idaho Poverty

rate

Rate
Poverty
Less Than 9th Grade12.89%
High School12.65%
Bachelors or Greater5.37%
Some College3.82%

Franklin County, Idaho Poverty Rate by Education

rate

Rate
Poverty
Male Unemployed24.56%
Female Employed7.25%
Female Unemployed5.56%
Male Employed3.47%

Franklin County, Idaho Poverty Rate by Employment Status and Sex

Franklin County, Idaho Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

Name
Median
Mean
Families$76,310$93,317
Households$61,679$81,863
Married Families$79,593$-999,999,999
Non Families$29,375$36,391

mean

median

Income by Household Type

Franklin County, Idaho Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

61.4%

Overall Marriage Rate

61.7%

Male Marriage Rate

61.1%

Female Marriage Rate

Franklin County, Idaho Married by Age and Sex

male

female

Franklin 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 45-54.

Franklin County, Idaho Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Franklin County, Idaho Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

369

Number of Veterans

315

Male Veterans

54

Female Veterans

War
Veterans
First Gulf War122
Second Gulf War118
Vietnam106
Korea35
World War II3

Franklin County, Idaho Veterans by War

count

Age Group
Veterans
75+147
35 to 54105
55 to 6457
65 to 7451
18 to 349

Franklin County, Idaho Veterans by Age

count

Name
Veterans
% of Total
White3420.03736888111888112
2+ Races270.11065573770491803
Hispanic70.011326860841423949

Franklin County, Idaho Veterans by Race

Franklin County, Idaho Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

16.26%

Veteran Poverty Rate

34.15%

Veteran Disability Rate

Franklin County, Idaho Veterans by Education

LaborForceParticipation

62.6%

Labor Force Participation

61.9%

Employment Rate

1.1%

Unemployment Rate

Franklin County, Idaho Employment by Age

LaborForceParticipation

Franklin County, Idaho Employment by Race

LaborForceParticipation

Franklin 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

33.93%

Born in Franklin County, Idaho

97.26%

Native Born

2.74%

Foreign Born

1.14%

Non Citizen

1.6%

Naturalized

Place of Birth

97.26% of Franklin County, Idaho residents were born in the United States, with 33.93% having been born in Idaho. 1.14% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Franklin County, Idaho Place of Birth

Sources