Twin Falls, Idaho Population 2018

Twin Falls, Idaho's estimated population is 49,202 according to the most recent United States census estimates. Twin Falls, Idaho is the 8th largest city in Idaho based on official 2017 estimates from the US Census Bureau.

The population density is 2578.34 people/mi² (995.50 people/km²), with a household density of 367.91 people/km² (952.90 people/mi²).

The overall median age is 32.9 years, 32.7 years for males, and 33.2 years for females. For every 100 females there are 94.6 males.

Based on data from the American Community Survey, in 2017 there were 18,184 households in the city, with an average size of 2.69 people per household. The vacancy rate was 7%, with a median rent of $734/month. The median house has 5.4 rooms, and has a value of $143,400.

The median income for households in Twin Falls, Idaho is $44,351, while the mean household income is $55,227. The per capita income is $20,753, and 12.8% of families and 16.4% of individuals are below the federal poverty line. 19.9% of those under 18 are in poverty, and 12.8% of those 65 years or older.

Year Population Growth Growth Rate
201749,2021,0482.18%
201648,1549512.01%
201547,2037861.69%
201446,4176691.46%
201345,7487131.58%
201245,0352000.45%
201144,8352950.66%
201044,54010,07129.22%
200034,4696,87824.93%
199027,5911,3825.27%
198026,2094,29519.60%
197021,9141,7888.88%
196020,1262,52614.35%
195017,6005,74948.51%
194011,8513,06434.87%
19308,7874635.56%
19208,3243,06658.31%
19105,2580.00%

Population by Race

Race Population
White42,102
Some Other Race1,208
Asian1,176
Two or More Races814
American Indian and Alaska Native813
Black or African American468
Native Hawaiian and Other Pacific Islander42

Race Data via US Census (2016 ACS 5-Year Survey)

Twin Falls Id Population Pyramid 2018

0k0k0k0k0k Male Population0k0k0k0k0k Female Population757065605550454035302520151050

Twin Falls Id Median Age

32.9


Total

32.7


Male

33.2


Female

Lancaster Adults

There are 35,376 adults in Twin Falls Id.

Twin Falls Id Age Dependency

72.8

Age Dependency Ratio

24.3

Old Age Dependency Ratio

48.5

Child Dependency Ratio

Twin Falls Id Housing Indicators

Indicator Value
Median Number of Rooms (per House)
5.4
Houses Without Mortgage
3,465
Houses With Mortgage
6,898
Vacancy Rate
7
Median Rent
734
Median Home Value
143,400
Renter-Occupied Units
6,551
Owner-Occupied Units
10,363
Total Housing Units
18,184

This chart shows the employment and labor force participation rates in Twin Falls Id for residents over 16 years of age. The 2015 unemployment rate is 2.7% and the labor force participation rate is 66.6%.

Twin Falls Id Family/Household Indicators

Indicator Value
Average Household Size
2.69
Average Family Size
3.24
Total Households
16914
Married Couple Households
8862
Male Householder (no wife) Families
773
Female Householder (no husband) Families
2018
Non Family Households
5261
Total Families
11653
Households With Own Children
5869
Unmarried Partner Households (Opposite Sex)
4.6
Unmarried Partner Households (Same Sex)
0.2

Twin Falls Id Income Distribution

Indicator Value
Under $10,000
1,282
$10,000 to $14,999
921
$15,000 to $24,999
2,218
$25,000 to $34,999
2,232
$35,000 to $49,999
2,671
$50,000 to $74,999
3,495
$75,000 to $99,999
1,822
$100,000 to $149,999
1,690
$150,000 to $199,999
373
Over $200,000
210

Twin Falls Id Household Income

Income

Median

Mean

Twin Falls Id

Idaho

$44,351

$49,174

$55,227

$64,513

Under 10k10k - 15k15k - 25k25k - 35k35k - 50k50k - 75k75k - 100k100k - 150k150k - 200kOver 200k00.0550.110.1650.22

Twin Falls Id Education Data

Twin Falls Id Educational Attainment (over 25)

Indicator Value Percentage
Less Than 9th Grade
1,2294.24%
9th to 12th Grade
2,3117.97%
High School Graduate
8,39128.92%
Some College
8,18928.23%
Associates Degree
3,38611.67%
Bachelors Degree
3,71512.80%
Graduate Degree
1,7926.18%