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

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Highlights
- St. Charles is 0% more densely populated than Plano.
- People are 15.4% less likely to be married in St. Charles.
- The Median Age is 1.1 years younger in St. Charles.
 Plano, TXSt. Charles, MOUnited States
 Population  Unlock70,218329,725,481
 Female Population50.4%  Unlock50.5%
 Male Population49.6%  Unlock49.5%
 Median Age  Unlock37.738.4
 space3
 Population - 2010261,240  Unlock309,327,143
 Population - 2000  Unlock60,321285,036,114
 Population - 1990128,713  Unlock251,960,433
 Pop. 2000 to Now  Unlock19.0%15.6%
 Pop. 1990 to Now126.3%  Unlock30.8%
 space4
 Population Density  Unlock2,844.393.4
 Land Area71.7  Unlock3,531,905.4
 Water Area  Unlock0.4264,836.8
 space
 Est. Total Population By Age
 Plano, TXSt. Charles, MOUnited States
 Age 0 to 45.6%  Unlock5.9%
 Age 5 to 9  Unlock5.3%6.1%
 Age 10 to 146.7%  Unlock6.6%
 Age 15 to 17  Unlock2.6%3.9%
 Age 18 to 203.4%  Unlock4.0%
 Age 21 to 24  Unlock7.8%5.2%
 Age 25 to 3413.6%  Unlock13.8%
 Age 35 to 44  Unlock12.0%12.9%
 Age 45 to 5413.8%  Unlock12.6%
 Age 55 to 59  Unlock7.6%6.7%
 Age 60 to 646.0%  Unlock6.3%
 Age 65 to 74  Unlock9.9%9.6%
 Age 75 to 843.5%  Unlock4.5%
 Age 85 and over  Unlock2.2%1.9%
 space1
 Race
 Plano, TXSt. Charles, MOUnited States
 White49.8%  Unlock59.4%
 Black  Unlock6.6%12.2%
 Asian22.2%  Unlock5.6%
 Native American  Unlock0.1%0.6%
 Hawaiian, Pacific Islander0.1%  Unlock0.2%
 Other  Unlock0.2%0.4%
 Two or More Races2.8%  Unlock3.2%
 Hispanic  Unlock5.5%18.4%
 space2
 Marriage & Family
 Plano, TXSt. Charles, MOUnited States
 Married Population58.1%  Unlock49.8%
     Currently Married  Unlock48.1%48.0%
 Married but Separated1.1%  Unlock1.8%
 Single Population  Unlock50.9%50.2%
 Never Married28.3%  Unlock33.8%
 Divorced  Unlock11.6%10.8%
 Widowed3.9%  Unlock5.6%
 space5
 Household Size  Unlock2.212.60
 Households106,022  Unlock124,010,992
 Family Households  Unlock17,12980,755,759
     Married couple, w/children38.4%  Unlock30.5%
     Married couple, no children  Unlock52.2%42.9%
 Non Family Households30,778  Unlock43,255,233
     Single householder, w/children  Unlock12.1%15.8%
     Single householder, no children9.3%  Unlock10.8%
Reviews for Plano    42 Reviews

I had lived in Plano for over 30 years. It is where I bought my first home as a single woman, where I married, and where I raised my children. I was fortunate enough  More

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We have lived in Plano for 20 years. It has been consistently rated very highly in surveys of best places to live in the US. Pros are the parks system; which includes  More

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Over 4 years ago

I've lived here for a while now. It's wonderful here. There's a ton to do, great jobs, great parks, and pretty good school. It's the perfect  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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