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2025 Compare Cities People:
San Francisco, CA vs Castle Rock, CO

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Highlights
- Castle Rock is 0% more densely populated than San Francisco.
- People are 50.6% more likely to be married in Castle Rock.
- The Median Age is 3.0 years younger in Castle Rock.
 San Francisco, CACastle Rock, COUnited States
 Population  Unlock71,037329,725,481
 Female Population48.8%  Unlock50.5%
 Male Population51.2%  Unlock49.5%
 Median Age  Unlock35.738.4
 space3
 Population - 2010805,519  Unlock309,327,143
 Population - 2000  Unlock20,224285,036,114
 Population - 1990723,959  Unlock251,960,433
 Pop. 2000 to Now  Unlock248.9%15.6%
 Pop. 1990 to Now19.7%  Unlock30.8%
 space4
 Population Density  Unlock2,073.293.4
 Land Area46.9  Unlock3,531,905.4
 Water Area  Unlock0.0264,836.8
 space
 Est. Total Population By Age
 San Francisco, CACastle Rock, COUnited States
 Age 0 to 44.4%  Unlock5.9%
 Age 5 to 9  Unlock8.2%6.1%
 Age 10 to 143.7%  Unlock6.6%
 Age 15 to 17  Unlock5.3%3.9%
 Age 18 to 202.3%  Unlock4.0%
 Age 21 to 24  Unlock3.6%5.2%
 Age 25 to 3422.6%  Unlock13.8%
 Age 35 to 44  Unlock16.2%12.9%
 Age 45 to 5413.2%  Unlock12.6%
 Age 55 to 59  Unlock6.1%6.7%
 Age 60 to 645.7%  Unlock6.3%
 Age 65 to 74  Unlock6.1%9.6%
 Age 75 to 844.3%  Unlock4.5%
 Age 85 and over  Unlock1.0%1.9%
 space1
 Race
 San Francisco, CACastle Rock, COUnited States
 White39.2%  Unlock59.4%
 Black  Unlock0.5%12.2%
 Asian34.1%  Unlock5.6%
 Native American  Unlock0.3%0.6%
 Hawaiian, Pacific Islander0.3%  Unlock0.2%
 Other  Unlock0.6%0.4%
 Two or More Races5.3%  Unlock3.2%
 Hispanic  Unlock11.0%18.4%
 space2
 Marriage & Family
 San Francisco, CACastle Rock, COUnited States
 Married Population41.5%  Unlock49.8%
     Currently Married  Unlock61.8%48.0%
 Married but Separated1.4%  Unlock1.8%
 Single Population  Unlock37.5%50.2%
 Never Married46.0%  Unlock33.8%
 Divorced  Unlock10.0%10.8%
 Widowed4.5%  Unlock5.6%
 space5
 Household Size  Unlock2.832.60
 Households361,222  Unlock124,010,992
 Family Households  Unlock19,11280,755,759
     Married couple, w/children28.8%  Unlock30.5%
     Married couple, no children  Unlock37.4%42.9%
 Non Family Households190,757  Unlock43,255,233
     Single householder, w/children  Unlock8.6%15.8%
     Single householder, no children14.2%  Unlock10.8%
Voting
Reviews for San Francisco    149 Reviews
Mark · San Diego, CA
believe the bad things you hear about this place
Over 4 years ago

from a single guy's perspective. let's start this review from 2017. I moved here to be near to my sister who also relocated, and also to attend Cal State East Bay in  More

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Ross · San Francisco, CA
A Balanced Review After 10 Years
Over 4 years ago

I've lived in San Francisco for ten years. I thought I would write a balanced review for people looking to move here. My family is from places like Boise, Atlanta,  More

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Ross · San Francisco, CA
Balanced Review from 10 Year Resident
Over 4 years ago

I've lived in San Francisco for ten years. I thought I would write a balanced review for people looking to move here. My family is from places like Boise, Atlanta,  More

   |    Reply

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Reviews for Castle Rock    12 Reviews
Jerry · Castle Pines North, CO
Beautiful Town but Not the Best for Young Adults
Over 5 years ago

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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Ben · Castle Rock, CO
The Unforgettable Sunset
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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charlie · Castle Rock, CO
mountains of enjoyment
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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Learn More About San Francisco, California
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Learn More About Castle Rock, Colorado
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