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2025 Compare Cities People:
Castle Rock, CO vs Lake Bluff, IL

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Highlights
- Lake Bluff is 0% more densely populated than Castle Rock.
- People are 13.2% more likely to be married in Lake Bluff.
- The Median Age is 11.0 years older in Lake Bluff.
 Castle Rock, COLake Bluff, ILUnited States
 Population  Unlock5,878329,725,481
 Female Population50.4%  Unlock50.5%
 Male Population49.6%  Unlock49.5%
 Median Age  Unlock46.738.4
 space3
 Population - 201048,793  Unlock309,327,143
 Population - 2000  Unlock6,056285,036,114
 Population - 19908,708  Unlock251,960,433
 Pop. 2000 to Now  Unlock-8.8%15.6%
 Pop. 1990 to Now710.4%  Unlock30.8%
 space4
 Population Density  Unlock1,442.593.4
 Land Area34.3  Unlock3,531,905.4
 Water Area  Unlock0.0264,836.8
 space
 Est. Total Population By Age
 Castle Rock, COLake Bluff, ILUnited States
 Age 0 to 47.4%  Unlock5.9%
 Age 5 to 9  Unlock4.6%6.1%
 Age 10 to 147.2%  Unlock6.6%
 Age 15 to 17  Unlock5.9%3.9%
 Age 18 to 204.1%  Unlock4.0%
 Age 21 to 24  Unlock2.3%5.2%
 Age 25 to 3412.9%  Unlock13.8%
 Age 35 to 44  Unlock9.3%12.9%
 Age 45 to 5414.3%  Unlock12.6%
 Age 55 to 59  Unlock7.7%6.7%
 Age 60 to 644.7%  Unlock6.3%
 Age 65 to 74  Unlock12.7%9.6%
 Age 75 to 843.0%  Unlock4.5%
 Age 85 and over  Unlock1.4%1.9%
 space1
 Race
 Castle Rock, COLake Bluff, ILUnited States
 White81.6%  Unlock59.4%
 Black  Unlock0.0%12.2%
 Asian2.0%  Unlock5.6%
 Native American  Unlock0.1%0.6%
 Hawaiian, Pacific Islander0.2%  Unlock0.2%
 Other  Unlock0.0%0.4%
 Two or More Races3.8%  Unlock3.2%
 Hispanic  Unlock7.5%18.4%
 space2
 Marriage & Family
 Castle Rock, COLake Bluff, ILUnited States
 Married Population62.5%  Unlock49.8%
     Currently Married  Unlock69.7%48.0%
 Married but Separated0.7%  Unlock1.8%
 Single Population  Unlock29.2%50.2%
 Never Married24.5%  Unlock33.8%
 Divorced  Unlock5.7%10.8%
 Widowed3.0%  Unlock5.6%
 space5
 Household Size  Unlock2.732.60
 Households24,867  Unlock124,010,992
 Family Households  Unlock1,76680,755,759
     Married couple, w/children48.9%  Unlock30.5%
     Married couple, no children  Unlock49.1%42.9%
 Non Family Households5,755  Unlock43,255,233
     Single householder, w/children  Unlock4.0%15.8%
     Single householder, no children5.1%  Unlock10.8%
Voting
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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Reviews for Lake Bluff    2 Reviews
thomas · Lake Bluff, IL
Quality of life
Over 11 years ago

Overall, Lake Bluff is an excellent village to raise a family. The schools are competitive and crime is non existent. The town is more like a resort with natural beauty  More

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Julia · Lake Bluff, IL
Underrated
Over 16 years ago

I've grown up in Lake Bluff and still currently reside there after twenty three years. After years of education in the school district, I've come to realize its very  More

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Learn More About Castle Rock, Colorado
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