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2026 Compare Cities People:
Oak Hills, CA vs Helena, MT

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Highlights
- Helena is 0% more densely populated than Oak Hills.
- People are 26.6% less likely to be married in Helena.
- The Median Age is 0.4 years younger in Helena.
 Oak Hills, CAHelena, MTUnited States
 Population  Unlock32,060329,725,481
 Female Population43.5%  Unlock50.5%
 Male Population56.5%  Unlock49.5%
 Median Age  Unlock39.938.4
 space3
 Population - 20108,054  Unlock309,327,143
 Population - 2000  Unlock25,780285,036,114
 Population - 19902,336  Unlock251,960,433
 Pop. 2000 to Now  Unlock30.9%15.6%
 Pop. 1990 to Now367.2%  Unlock30.8%
 space4
 Population Density  Unlock1,919.293.4
 Land Area24.4  Unlock3,531,905.4
 Water Area  Unlock0.0264,836.8
 space
 Est. Total Population By Age
 Oak Hills, CAHelena, MTUnited States
 Age 0 to 44.8%  Unlock5.9%
 Age 5 to 9  Unlock5.2%6.1%
 Age 10 to 146.7%  Unlock6.6%
 Age 15 to 17  Unlock3.3%3.9%
 Age 18 to 202.9%  Unlock4.0%
 Age 21 to 24  Unlock6.0%5.2%
 Age 25 to 3415.0%  Unlock13.8%
 Age 35 to 44  Unlock13.5%12.9%
 Age 45 to 545.1%  Unlock12.6%
 Age 55 to 59  Unlock6.3%6.7%
 Age 60 to 647.8%  Unlock6.3%
 Age 65 to 74  Unlock11.5%9.6%
 Age 75 to 844.4%  Unlock4.5%
 Age 85 and over  Unlock2.5%1.9%
 space1
 Race
 Oak Hills, CAHelena, MTUnited States
 White34.2%  Unlock59.4%
 Black  Unlock0.6%12.2%
 Asian3.1%  Unlock5.6%
 Native American  Unlock1.1%0.6%
 Hawaiian, Pacific Islander0.7%  Unlock0.2%
 Other  Unlock0.2%0.4%
 Two or More Races0.2%  Unlock3.2%
 Hispanic  Unlock5.0%18.4%
 space2
 Marriage & Family
 Oak Hills, CAHelena, MTUnited States
 Married Population57.5%  Unlock49.8%
     Currently Married  Unlock41.4%48.0%
 Married but Separated2.9%  Unlock1.8%
 Single Population  Unlock57.8%50.2%
 Never Married30.5%  Unlock33.8%
 Divorced  Unlock18.4%10.8%
 Widowed2.9%  Unlock5.6%
 space5
 Household Size  Unlock2.032.60
 Households2,816  Unlock124,010,992
 Family Households  Unlock7,13880,755,759
     Married couple, w/children45.9%  Unlock30.5%
     Married couple, no children  Unlock45.9%42.9%
 Non Family Households671  Unlock43,255,233
     Single householder, w/children  Unlock17.7%15.8%
     Single householder, no children3.4%  Unlock10.8%
Voting
Reviews for Oak Hills    1 Reviews
Lisa · Hesperia, CA
Elevation
Over 10 years ago

Hello, I live in Oak Hills. I believe there is a mistake about the elevation. If you are referring to the Oak Hills at the top of the Cajon pass (15 freeway) the  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

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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 Oak Hills, California
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Learn More About Helena, Montana
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