Twin Falls, Idaho Population 2023

54,111

Twin Falls is a city located in Twin Falls County Idaho. It is also the county seat of Twin Falls County. With a 2023 population of 54,111, it is the 8th largest city in Idaho and the 810th largest city in the United States.Twin Falls is currently growing at a rate of 1.44% annually and its population has increased by 4.45% since the most recent census, which recorded a population of 51,807 in 2020. Spanning over 19 miles, Twin Falls has a population density of 2,816 people per square mile.

The average household income in Twin Falls is $64,694 with a poverty rate of 18.21%. The median rental costs in recent years comes to - per month, and the median house value is -. The median age in Twin Falls is 33.6 years, 33.7 years for males, and 33.5 years for females.

Twin Falls Demographics

According to the most recent ACS, the racial composition of Twin Falls was:

  • White: 87.99%
  • Two or more races: 4.57%
  • Asian: 2.88%
  • Other race: 2.27%
  • Black or African American: 1.27%
  • Native American: 1.01%
  • Native Hawaiian or Pacific Islander: 0.02%
The current population of Twin Falls, Idaho is 54,111 based on our projections of the latest US Census estimates.The last official US Census in 2020 recorded the population at 51,807.

Twin Falls, Idaho Population 2023

Population by Race

White

Two or more races

Asian

Other race

Black or African American

Native American

Native Hawaiian or Pacific Islander

Twin Falls Population by Race

Twin Falls Population Pyramid 2023

Twin Falls Median Age

33.6

Total

33.7

Male

33.5

Female

Twin Falls Adults

There are 36,798 adults, (7,368 of whom are seniors) in Twin Falls.

Twin Falls Age Dependency

69.3

Age Dependency Ratio

25

Old Age Dependency Ratio

44.2

Child Dependency Ratio

Twin Falls Sex Ratio

Female25,30750.8%
Male24,51249.2%

Twin Falls Population by Age

Twin Falls Renter vs Owner Occupied by Household Type

3.15

Average Family Size

2.56

Average Household Size

64.4%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Twin Falls 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 Educational Attainment by Sex (over 25)

Twin Falls 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 22.43%.

Twin Falls Educational Attainment by Race

All

Male

Female

$31,957

Average Earnings

$41,042

Average Male

$22,357

Average Female

Twin Falls Earnings by Educational Attainment

Twin Falls Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Twin Falls Language

84.13% of Twin Falls residents speak only English, while 15.87% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 9.18% of the population.

Twin Falls Language

Twin Falls Poverty by Race

rate

18.21%

Overall Poverty Rate

13.91%

Male Poverty Rate

14.76%

Female Poverty Rate

Poverty in Twin Falls

The race most likely to be in poverty in Twin Falls is Black, with 74.22% below the poverty level.

The race least likely to be in poverty in Twin Falls is Native, with 11.63% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 3.79%. Among those working part-time, it was 17.6%, and for those that did not work, the poverty rate was 19.47%.

Twin Falls Poverty

Twin Falls Poverty Rate by Education

Twin Falls Poverty Rate by Employment Status and Sex

Twin Falls Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

mean

median

Income by Household Type

Twin Falls Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

54.0%

Overall Marriage Rate

53.0%

Male Marriage Rate

55.0%

Female Marriage Rate

Twin Falls Married by Age and Sex

male

female

Twin Falls 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 Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Twin Falls Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

3,488

Number of Veterans

3,222

Male Veterans

266

Female Veterans

Twin Falls Veterans by War

Twin Falls Veterans by Age

count

Twin Falls Veterans by Race

Twin Falls Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

4.99%

Veteran Poverty Rate

21.37%

Veteran Disability Rate

Twin Falls Veterans by Education

LaborForceParticipation

65.6%

Labor Force Participation

63.7%

Employment Rate

2.9%

Unemployment Rate

Twin Falls Employment by Age

LaborForceParticipation

Twin Falls Employment by Race

LaborForceParticipation

Twin Falls 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

48.53%

Born in Twin Falls

86.03%

Native Born

10.14%

Foreign Born

6.68%

Non Citizen

3.45%

Naturalized

Place of Birth

86.03% of Twin Falls residents were born in the United States, with 48.53% having been born in Idaho. 6.68% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Twin Falls Place of Birth

Note: data after 2020 is projected based on recent growth

Twin Falls Population by Year