2025 Compare Cities People:
Kirkwood, MO vs Boulder, CO

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Highlights
- Boulder is 0% more densely populated than Kirkwood.
- People are 44.3% less likely to be married in Boulder.
- The Median Age is 12.5 years younger in Boulder.
 Kirkwood, MOBoulder, COUnited States
 Population  Unlock104,930329,725,481
 Female Population52.5%  Unlock50.5%
 Male Population47.5%  Unlock49.5%
 Median Age  Unlock28.938.4
 space3
 Population - 201027,558  Unlock309,327,143
 Population - 2000  Unlock94,673285,036,114
 Population - 199027,291  Unlock251,960,433
 Pop. 2000 to Now  Unlock13.7%15.6%
 Pop. 1990 to Now2.1%  Unlock30.8%
 space4
 Population Density  Unlock3,991.493.4
 Land Area9.1  Unlock3,531,905.4
 Water Area  Unlock1.0264,836.8
 space
 Est. Total Population By Age
 Kirkwood, MOBoulder, COUnited States
 Age 0 to 45.9%  Unlock5.9%
 Age 5 to 9  Unlock3.7%6.1%
 Age 10 to 148.4%  Unlock6.6%
 Age 15 to 17  Unlock2.5%3.9%
 Age 18 to 202.2%  Unlock4.0%
 Age 21 to 24  Unlock13.8%5.2%
 Age 25 to 349.7%  Unlock13.8%
 Age 35 to 44  Unlock10.3%12.9%
 Age 45 to 5412.6%  Unlock12.6%
 Age 55 to 59  Unlock4.5%6.7%
 Age 60 to 646.4%  Unlock6.3%
 Age 65 to 74  Unlock7.0%9.6%
 Age 75 to 845.0%  Unlock4.5%
 Age 85 and over  Unlock1.8%1.9%
 space1
 Race
 Kirkwood, MOBoulder, COUnited States
 White84.2%  Unlock59.4%
 Black  Unlock1.0%12.2%
 Asian1.3%  Unlock5.6%
 Native American  Unlock0.2%0.6%
 Hawaiian, Pacific Islander0.0%  Unlock0.2%
 Other  Unlock0.3%0.4%
 Two or More Races5.7%  Unlock3.2%
 Hispanic  Unlock10.6%18.4%
 space2
 Marriage & Family
 Kirkwood, MOBoulder, COUnited States
 Married Population57.4%  Unlock49.8%
     Currently Married  Unlock31.2%48.0%
 Married but Separated1.5%  Unlock1.8%
 Single Population  Unlock68.1%50.2%
 Never Married26.8%  Unlock33.8%
 Divorced  Unlock9.5%10.8%
 Widowed6.1%  Unlock5.6%
 space5
 Household Size  Unlock2.212.60
 Households12,077  Unlock124,010,992
 Family Households  Unlock17,34180,755,759
     Married couple, w/children39.2%  Unlock30.5%
     Married couple, no children  Unlock47.4%42.9%
 Non Family Households4,460  Unlock43,255,233
     Single householder, w/children  Unlock10.8%15.8%
     Single householder, no children7.0%  Unlock10.8%
Reviews for Kirkwood    3 Reviews

Over 15 years ago

I love living in Kirkwood Missouri, I come from the Chicago area, however; having a doggy, I would like to see a dog park in the Kirkwood area. I walk my doggy on the  More

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Kirkwood, MO has all the features and feel of a small town including the central core business district with RR station, numerous restaurants, small shops, etc. As a  More

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Kirkwood is small town living at its best, even though it's located smack dab in the middle of metro St. Louis. The community is made up of statley historical homes on  More

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Reviews for Boulder    55 Reviews

Outside of the university, Boulder had a very distinctive "wealthy hippy" feel. A lot of alternative medicine and a matching ethos. This is changing some among my  More

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We moved here from Texas about 4 years ago and love it here! The amazing sense of community and high regard for the environment are two of the main reasons we love  More

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Over 5 years ago

Most people do much worse than Boulder. I'm the most critical person I've ever met who is never happy or satisfied -- so that's a pretty huge compliment.   More

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