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2026 Compare Cities People:
Sun Valley, ID vs Helena, MT

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Highlights
- Helena is 0% more densely populated than Sun Valley.
- People are 13.5% less likely to be married in Helena.
- The Median Age is 18.1 years younger in Helena.
 Sun Valley, IDHelena, MTUnited States
 Population  Unlock32,060329,725,481
 Female Population52.7%  Unlock50.5%
 Male Population47.3%  Unlock49.5%
 Median Age  Unlock39.938.4
 space3
 Population - 20101,405  Unlock309,327,143
 Population - 2000  Unlock25,780285,036,114
 Population - 1990938  Unlock251,960,433
 Pop. 2000 to Now  Unlock30.9%15.6%
 Pop. 1990 to Now60.2%  Unlock30.8%
 space4
 Population Density  Unlock1,919.293.4
 Land Area9.6  Unlock3,531,905.4
 Water Area  Unlock0.0264,836.8
 space
 Est. Total Population By Age
 Sun Valley, IDHelena, MTUnited States
 Age 0 to 42.5%  Unlock5.9%
 Age 5 to 9  Unlock5.2%6.1%
 Age 10 to 140.0%  Unlock6.6%
 Age 15 to 17  Unlock3.3%3.9%
 Age 18 to 203.4%  Unlock4.0%
 Age 21 to 24  Unlock6.0%5.2%
 Age 25 to 343.4%  Unlock13.8%
 Age 35 to 44  Unlock13.5%12.9%
 Age 45 to 5417.5%  Unlock12.6%
 Age 55 to 59  Unlock6.3%6.7%
 Age 60 to 646.0%  Unlock6.3%
 Age 65 to 74  Unlock11.5%9.6%
 Age 75 to 848.9%  Unlock4.5%
 Age 85 and over  Unlock2.5%1.9%
 space1
 Race
 Sun Valley, IDHelena, MTUnited States
 White83.2%  Unlock59.4%
 Black  Unlock0.6%12.2%
 Asian0.4%  Unlock5.6%
 Native American  Unlock1.1%0.6%
 Hawaiian, Pacific Islander0.0%  Unlock0.2%
 Other  Unlock0.2%0.4%
 Two or More Races5.1%  Unlock3.2%
 Hispanic  Unlock5.0%18.4%
 space2
 Marriage & Family
 Sun Valley, IDHelena, MTUnited States
 Married Population48.8%  Unlock49.8%
     Currently Married  Unlock41.4%48.0%
 Married but Separated0.7%  Unlock1.8%
 Single Population  Unlock57.8%50.2%
 Never Married23.5%  Unlock33.8%
 Divorced  Unlock18.4%10.8%
 Widowed4.5%  Unlock5.6%
 space5
 Household Size  Unlock2.032.60
 Households513  Unlock124,010,992
 Family Households  Unlock7,13880,755,759
     Married couple, w/children16.1%  Unlock30.5%
     Married couple, no children  Unlock45.9%42.9%
 Non Family Households264  Unlock43,255,233
     Single householder, w/children  Unlock17.7%15.8%
     Single householder, no children3.6%  Unlock10.8%
Voting
Reviews for Sun Valley    5 Reviews
BLT · Sun Valley, ID
Sun Valley - Retirement Community for the Rich
Over 16 years ago

Young people living in Sun Valley, unless they have a trust fund can expect to have a difficult time here. The average age seems to be approx 78. Any business that is  More

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Cynthia · Ketchum, ID
Sun Valley....a love/hate relationship!
Over 19 years ago

Absolutely beautiful. Nice people. Amazing skiing...all types of recreation for anyone and everyone. Summer temperatures are perfect. It's sunny more than 250 days  More

   |    Reply
Bob · Sun Valley, ID
short seasons
Over 20 years ago

Winters are long, and summers can be short!!! The physcial beauty of the area is unbeatable,  More

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Reviews for Helena    17 Reviews
Doug · Helena Valley West Central, MT
Nice safe mountain town. Little too quiet for me
Over 4 years ago

I spent 6 months living on a ranch in the Helena valley. This was during the population boom Montana experienced after covid. Helena has some great mountain biking  More

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Christine · Helena Valley West Central, MT
Best Decision Ever
Over 4 years ago

We transplanted from Southern California 3 years ago and have never looked back! Living in the small unincorporated town of York Montana located in the Helena nation  More

   |    Reply
Al 68 · Ogden, UT
Growing up in Helena
Over 6 years ago

I lived here for 16 years. It is a great place to grow  More

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Learn More About Sun Valley, Idaho
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Learn More About Helena, Montana
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