Twin Falls County, Idaho Population 2023

Twin Falls County, Idaho's estimated 2023 population is 93,892 with a growth rate of 1.38% in the past year according to the most recent United States census data. Twin Falls County, Idaho is the 5th largest county in Idaho. The 2010 population was 77,230 and has seen a growth of 21.57% since that time.

Note: data after 2020 is projected based on recent growth

Twin Falls County, Idaho Population 2023

Population by Race

White

Two or more races

Other race

Asian

Black or African American

Native American

Native Hawaiian or Pacific Islander

Twin Falls County, Idaho Population by Race

Twin Falls County, Idaho Population Pyramid 2023

Twin Falls County, Idaho Median Age

35

Total

34.6

Male

35.3

Female

Twin Falls County, Idaho Adults

There are 62,489 adults, (13,336 of whom are seniors) in Twin Falls County, Idaho.

Twin Falls County, Idaho Age Dependency

75.4

Age Dependency Ratio

27.1

Old Age Dependency Ratio

48.2

Child Dependency Ratio

Twin Falls County, Idaho Sex Ratio

Female43,77550.78%
Male42,42349.22%

Twin Falls County, Idaho Population by Age

Twin Falls County, Idaho Renter vs Owner Occupied by Household Type

3.22

Average Family Size

2.68

Average Household Size

69.6%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Twin Falls County, Idaho Households and Families

Male

Female

Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

Twin Falls County, Idaho Educational Attainment by Sex (over 25)

Twin Falls County, Idaho Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

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

The highest rate of bachelors degrees is among white people with a rate of 21.85%.

Twin Falls County, Idaho Educational Attainment by Race

All

Male

Female

$33,757

Average Earnings

$42,306

Average Male

$25,333

Average Female

Twin Falls County, Idaho Earnings by Educational Attainment

Twin Falls County, Idaho Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Twin Falls County, Idaho Language

84.56% of Twin Falls County, Idaho residents speak only English, while 15.44% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 11.23% of the population.

Twin Falls County, Idaho Language

Twin Falls County, Idaho Poverty by Race

rate

17.43%

Overall Poverty Rate

13.43%

Male Poverty Rate

13.73%

Female Poverty Rate

Poverty in Twin Falls County, Idaho

The race most likely to be in poverty in Twin Falls County, Idaho is Black, with 71.49% below the poverty level.

The race least likely to be in poverty in Twin Falls County, Idaho is White, with 13.43% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 3.18%. Among those working part-time, it was 17.22%, and for those that did not work, the poverty rate was 19.57%.

Twin Falls County, Idaho Poverty

Twin Falls County, Idaho Poverty Rate by Education

Twin Falls County, Idaho Poverty Rate by Employment Status and Sex

Twin Falls County, Idaho Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

mean

median

Income by Household Type

Twin Falls County, Idaho Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

56.3%

Overall Marriage Rate

56.2%

Male Marriage Rate

56.4%

Female Marriage Rate

Twin Falls County, Idaho Married by Age and Sex

male

female

Twin Falls 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 35-44.

Twin Falls County, Idaho Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Twin Falls County, Idaho Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

5,681

Number of Veterans

5,282

Male Veterans

399

Female Veterans

Twin Falls County, Idaho Veterans by War

Twin Falls County, Idaho Veterans by Age

count

Twin Falls County, Idaho Veterans by Race

Twin Falls County, Idaho Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

6.81%

Veteran Poverty Rate

24.42%

Veteran Disability Rate

Twin Falls County, Idaho Veterans by Education

LaborForceParticipation

64.4%

Labor Force Participation

62.3%

Employment Rate

3.1%

Unemployment Rate

Twin Falls County, Idaho Employment by Age

LaborForceParticipation

Twin Falls County, Idaho Employment by Race

LaborForceParticipation

Twin Falls 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

51.08%

Born in Twin Falls County, Idaho

87.09%

Native Born

8.63%

Foreign Born

5.51%

Non Citizen

3.12%

Naturalized

Place of Birth

87.09% of Twin Falls County, Idaho residents were born in the United States, with 51.08% having been born in Idaho. 5.51% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Twin Falls County, Idaho Place of Birth

Sources