2025 Compare Cities People:
Twin Falls, ID vs Post Falls, ID

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Highlights
- Post Falls is 0% more densely populated than Twin Falls.
- People are 2.4% less likely to be married in Post Falls.
- The Median Age is 0.1 years older in Post Falls.
 Twin Falls, IDPost Falls, IDUnited States
 Population  Unlock38,162329,725,481
 Female Population50.6%  Unlock50.5%
 Male Population49.5%  Unlock49.5%
 Median Age  Unlock34.138.4
 space3
 Population - 201044,511  Unlock309,327,143
 Population - 2000  Unlock17,247285,036,114
 Population - 199027,591  Unlock251,960,433
 Pop. 2000 to Now  Unlock125.7%15.6%
 Pop. 1990 to Now86.3%  Unlock30.8%
 space4
 Population Density  Unlock2,613.193.4
 Land Area19.3  Unlock3,531,905.4
 Water Area  Unlock0.0264,836.8
 space
 Est. Total Population By Age
 Twin Falls, IDPost Falls, IDUnited States
 Age 0 to 46.9%  Unlock5.9%
 Age 5 to 9  Unlock7.3%6.1%
 Age 10 to 147.0%  Unlock6.6%
 Age 15 to 17  Unlock5.4%3.9%
 Age 18 to 203.6%  Unlock4.0%
 Age 21 to 24  Unlock4.0%5.2%
 Age 25 to 3415.7%  Unlock13.8%
 Age 35 to 44  Unlock14.6%12.9%
 Age 45 to 5410.2%  Unlock12.6%
 Age 55 to 59  Unlock6.4%6.7%
 Age 60 to 644.9%  Unlock6.3%
 Age 65 to 74  Unlock8.0%9.6%
 Age 75 to 845.0%  Unlock4.5%
 Age 85 and over  Unlock1.4%1.9%
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 Race
 Twin Falls, IDPost Falls, IDUnited States
 White77.3%  Unlock59.4%
 Black  Unlock0.2%12.2%
 Asian2.5%  Unlock5.6%
 Native American  Unlock0.4%0.6%
 Hawaiian, Pacific Islander0.0%  Unlock0.2%
 Other  Unlock0.0%0.4%
 Two or More Races4.3%  Unlock3.2%
 Hispanic  Unlock6.4%18.4%
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 Marriage & Family
 Twin Falls, IDPost Falls, IDUnited States
 Married Population53.4%  Unlock49.8%
     Currently Married  Unlock50.6%48.0%
 Married but Separated1.7%  Unlock1.8%
 Single Population  Unlock47.9%50.2%
 Never Married26.8%  Unlock33.8%
 Divorced  Unlock14.3%10.8%
 Widowed6.1%  Unlock5.6%
 space5
 Household Size  Unlock2.842.60
 Households19,538  Unlock124,010,992
 Family Households  Unlock9,66280,755,759
     Married couple, w/children35.3%  Unlock30.5%
     Married couple, no children  Unlock38.1%42.9%
 Non Family Households6,983  Unlock43,255,233
     Single householder, w/children  Unlock15.9%15.8%
     Single householder, no children6.8%  Unlock10.8%
Reviews for Twin Falls    8 Reviews

Over 11 years ago

It is a hub community that is a gateway to the north of Sun Valley and to the south for Jackpot. New High School of 3 years to add to the established one. The hospital  More

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Over 12 years ago

Been living in Twin Falls for 2 plus years, like the people, very friendly. The Canyon is truly beautiful. Nice not to have to battle traffic, have places to walk to,  More

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In my 18 years here, Twin Falls has grown steadily, but all the schools, box stores, grocery stores are still within a 10-15 minute drive of each other. Traffic is a  More

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Reviews for Post Falls    6 Reviews

In moving here I knew about the snow. Not a matter of if but how much. What I didn't know was how windy it gets and how often. I also didn't know about the dust. It's  More

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Over 6 years ago

Moved here from Seattle in 2018. Even though the population is under 40,000 it doesn't feel like small town Mayberry. The biggest mistake I see happening is the building  More

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Post Falls had great potential; too bad the city planning committee blew it! It's such a disorganized bunch of housing communities built just what looks like where ever  More

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