2025 Compare Cities People:
Arlington, WA vs Castle Rock, CO

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Highlights
- Castle Rock is 0% more densely populated than Arlington.
- People are 10.1% more likely to be married in Castle Rock.
- The Median Age is 3.5 years younger in Castle Rock.
 Arlington, WACastle Rock, COUnited States
 Population  Unlock71,037329,725,481
 Female Population50.9%  Unlock50.5%
 Male Population49.1%  Unlock49.5%
 Median Age  Unlock35.738.4
 space3
 Population - 201017,987  Unlock309,327,143
 Population - 2000  Unlock20,224285,036,114
 Population - 19904,037  Unlock251,960,433
 Pop. 2000 to Now  Unlock248.9%15.6%
 Pop. 1990 to Now421.9%  Unlock30.8%
 space4
 Population Density  Unlock2,073.293.4
 Land Area9.8  Unlock3,531,905.4
 Water Area  Unlock0.0264,836.8
 space
 Est. Total Population By Age
 Arlington, WACastle Rock, COUnited States
 Age 0 to 45.9%  Unlock5.9%
 Age 5 to 9  Unlock8.2%6.1%
 Age 10 to 147.7%  Unlock6.6%
 Age 15 to 17  Unlock5.3%3.9%
 Age 18 to 203.2%  Unlock4.0%
 Age 21 to 24  Unlock3.6%5.2%
 Age 25 to 3411.4%  Unlock13.8%
 Age 35 to 44  Unlock16.2%12.9%
 Age 45 to 5414.7%  Unlock12.6%
 Age 55 to 59  Unlock6.1%6.7%
 Age 60 to 647.7%  Unlock6.3%
 Age 65 to 74  Unlock6.1%9.6%
 Age 75 to 843.5%  Unlock4.5%
 Age 85 and over  Unlock1.0%1.9%
 space1
 Race
 Arlington, WACastle Rock, COUnited States
 White71.4%  Unlock59.4%
 Black  Unlock0.5%12.2%
 Asian5.6%  Unlock5.6%
 Native American  Unlock0.3%0.6%
 Hawaiian, Pacific Islander0.5%  Unlock0.2%
 Other  Unlock0.6%0.4%
 Two or More Races5.9%  Unlock3.2%
 Hispanic  Unlock11.0%18.4%
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 Marriage & Family
 Arlington, WACastle Rock, COUnited States
 Married Population56.8%  Unlock49.8%
     Currently Married  Unlock61.8%48.0%
 Married but Separated2.0%  Unlock1.8%
 Single Population  Unlock37.5%50.2%
 Never Married24.5%  Unlock33.8%
 Divorced  Unlock10.0%10.8%
 Widowed6.2%  Unlock5.6%
 space5
 Household Size  Unlock2.832.60
 Households7,493  Unlock124,010,992
 Family Households  Unlock19,11280,755,759
     Married couple, w/children38.7%  Unlock30.5%
     Married couple, no children  Unlock37.4%42.9%
 Non Family Households2,325  Unlock43,255,233
     Single householder, w/children  Unlock8.6%15.8%
     Single householder, no children8.2%  Unlock10.8%
Reviews for Arlington    4 Reviews

Over 8 years ago

Arlington is a nice area, however the property taxes are very high. We built a home here in 2015 . The home is similar to the one we lived in in Arlington's "twin" city  More

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Arlington is north of Seattle. Like the entire Greater Seattle area, the quality of life is easy going. The weather is generally gentle all year long. A little snow in  More

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Over 16 years ago

We live on the West side of I-5, area known as Smokey Point/Lakewood/7 Lakes. As do several other family members. The area still has a very rural feeling without driving  More

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Reviews for Castle Rock    12 Reviews

My fiance and I moved here in 2018 shortly after finishing college. I work in Colorado Springs and she works in the Denver area, so Castle Rock was practically our only  More

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Over 7 years ago

I have always been mobile for my career, until I moved to Castle Rock. I've lived in in multiple cities in the Midwest including Chicago and have visited nearly every  More

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Over 11 years ago

we have four seasons, and the rockies are only two hrs.away. so for the outdoors enthusist sking or hiking is like no other place you have been or seen it is hard to  More

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