2025 Compare Cities People:
Austin, TX vs St. Charles, MO

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Highlights
- St. Charles is 0% more densely populated than Austin.
- People are 13.4% more likely to be married in St. Charles.
- The Median Age is 3.8 years older in St. Charles.
 Austin, TXSt. Charles, MOUnited States
 Population  Unlock70,218329,725,481
 Female Population49.1%  Unlock50.5%
 Male Population50.9%  Unlock49.5%
 Median Age  Unlock37.738.4
 space3
 Population - 2010806,214  Unlock309,327,143
 Population - 2000  Unlock60,321285,036,114
 Population - 1990465,622  Unlock251,960,433
 Pop. 2000 to Now  Unlock19.0%15.6%
 Pop. 1990 to Now113.8%  Unlock30.8%
 space4
 Population Density  Unlock2,844.393.4
 Land Area320.8  Unlock3,531,905.4
 Water Area  Unlock0.4264,836.8
 space
 Est. Total Population By Age
 Austin, TXSt. Charles, MOUnited States
 Age 0 to 45.8%  Unlock5.9%
 Age 5 to 9  Unlock5.3%6.1%
 Age 10 to 145.3%  Unlock6.6%
 Age 15 to 17  Unlock2.6%3.9%
 Age 18 to 204.3%  Unlock4.0%
 Age 21 to 24  Unlock7.8%5.2%
 Age 25 to 3422.4%  Unlock13.8%
 Age 35 to 44  Unlock12.0%12.9%
 Age 45 to 5411.9%  Unlock12.6%
 Age 55 to 59  Unlock7.6%6.7%
 Age 60 to 644.6%  Unlock6.3%
 Age 65 to 74  Unlock9.9%9.6%
 Age 75 to 842.3%  Unlock4.5%
 Age 85 and over  Unlock2.2%1.9%
 space1
 Race
 Austin, TXSt. Charles, MOUnited States
 White47.8%  Unlock59.4%
 Black  Unlock6.6%12.2%
 Asian8.1%  Unlock5.6%
 Native American  Unlock0.1%0.6%
 Hawaiian, Pacific Islander0.0%  Unlock0.2%
 Other  Unlock0.2%0.4%
 Two or More Races3.2%  Unlock3.2%
 Hispanic  Unlock5.5%18.4%
 space2
 Marriage & Family
 Austin, TXSt. Charles, MOUnited States
 Married Population43.4%  Unlock49.8%
     Currently Married  Unlock48.1%48.0%
 Married but Separated1.4%  Unlock1.8%
 Single Population  Unlock50.9%50.2%
 Never Married43.0%  Unlock33.8%
 Divorced  Unlock11.6%10.8%
 Widowed3.0%  Unlock5.6%
 space5
 Household Size  Unlock2.212.60
 Households404,121  Unlock124,010,992
 Family Households  Unlock17,12980,755,759
     Married couple, w/children34.6%  Unlock30.5%
     Married couple, no children  Unlock52.2%42.9%
 Non Family Households197,945  Unlock43,255,233
     Single householder, w/children  Unlock12.1%15.8%
     Single householder, no children10.3%  Unlock10.8%
Reviews for Austin    449 Reviews

Over 1 years ago

Good place to visit.  More

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Austin is too expensive. Let's get that out of the way. Other than that it is a fun city. Ladybird Lake makes the city, imo. The ability to stand up paddle, kayak, walk  More

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The city continues to grow quickly, which a lot of people don't like. I get it, you fall in love with a city, and it's growing so fast that you don't recognize the same  More

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Reviews for St. Charles    10 Reviews

Over 7 years ago

I grew up here and I loved everything about the county. There are thousands of little trails all over the place, so when I was a child we would always go running around  More

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Over 10 years ago

It is way too hot & humid here in the summer. Winters are great, except for a lack of  More

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Good growth, decent economics, below average politics. School system above  More

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