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2025 Compare Cities People:
Castle Rock, WA vs Libby, MT

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Highlights
- Libby is 0% more densely populated than Castle Rock.
- People are 14.2% less likely to be married in Libby.
- The Median Age is 21.8 years older in Libby.
 Castle Rock, WALibby, MTUnited States
 Population  Unlock2,745329,725,481
 Female Population53.0%  Unlock50.5%
 Male Population47.0%  Unlock49.5%
 Median Age  Unlock50.138.4
 space3
 Population - 20102,115  Unlock309,327,143
 Population - 2000  Unlock2,626285,036,114
 Population - 19902,067  Unlock251,960,433
 Pop. 2000 to Now  Unlock8.3%15.6%
 Pop. 1990 to Now11.5%  Unlock30.8%
 space4
 Population Density  Unlock1,465.693.4
 Land Area2.0  Unlock3,531,905.4
 Water Area  Unlock0.0264,836.8
 space
 Est. Total Population By Age
 Castle Rock, WALibby, MTUnited States
 Age 0 to 412.1%  Unlock5.9%
 Age 5 to 9  Unlock3.1%6.1%
 Age 10 to 147.4%  Unlock6.6%
 Age 15 to 17  Unlock6.6%3.9%
 Age 18 to 202.3%  Unlock4.0%
 Age 21 to 24  Unlock3.9%5.2%
 Age 25 to 3418.1%  Unlock13.8%
 Age 35 to 44  Unlock10.5%12.9%
 Age 45 to 549.5%  Unlock12.6%
 Age 55 to 59  Unlock6.7%6.7%
 Age 60 to 643.3%  Unlock6.3%
 Age 65 to 74  Unlock9.3%9.6%
 Age 75 to 843.4%  Unlock4.5%
 Age 85 and over  Unlock5.2%1.9%
 space1
 Race
 Castle Rock, WALibby, MTUnited States
 White86.3%  Unlock59.4%
 Black  Unlock0.4%12.2%
 Asian0.2%  Unlock5.6%
 Native American  Unlock4.5%0.6%
 Hawaiian, Pacific Islander2.6%  Unlock0.2%
 Other  Unlock0.0%0.4%
 Two or More Races2.9%  Unlock3.2%
 Hispanic  Unlock6.1%18.4%
 space2
 Marriage & Family
 Castle Rock, WALibby, MTUnited States
 Married Population52.4%  Unlock49.8%
     Currently Married  Unlock42.2%48.0%
 Married but Separated0.6%  Unlock1.8%
 Single Population  Unlock55.0%50.2%
 Never Married30.3%  Unlock33.8%
 Divorced  Unlock12.0%10.8%
 Widowed4.0%  Unlock5.6%
 space5
 Household Size  Unlock1.942.60
 Households952  Unlock124,010,992
 Family Households  Unlock66580,755,759
     Married couple, w/children35.5%  Unlock30.5%
     Married couple, no children  Unlock60.9%42.9%
 Non Family Households329  Unlock43,255,233
     Single householder, w/children  Unlock16.2%15.8%
     Single householder, no children0.0%  Unlock10.8%
Voting
Reviews for Castle Rock    1 Reviews
Ronald  · Castle Rock, WA
Education
Over 14 years ago

As a whole I rate the education system as a negative. Alot of the teachers do not notify you of your childs progress especiallt if they are behind. We found out how  More

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Reviews for Libby    4 Reviews
leaveand · Libby, MT
you can vist, but you must leave!
Over 13 years ago

Please do not move to my back yard. Yes, it is very beautiful here, but is not an open invitation to move here. This town is a superfund site for asbestosis. The air is  More

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JH · Libby, MT
Far from the Madding Crowd
Over 16 years ago

Libby is backed by a huge wilderness area that has gizzly bears, moose, elk, and all sorts of other wild creatures. North of the town of about 2500 where I live, I'm  More

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Ken · Libby, MT
Best Place on earth
Over 16 years ago

I hesitate to give any info....to keep the community small, but it's going to get out none the less. The Libby area has more untouched and rarely traveled forests and  More

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Learn More About Castle Rock, Washington
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