2025 Compare Cities People:
Ballwin, MO vs Round Rock, TX

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Highlights
- Round Rock is 0% more densely populated than Ballwin.
- People are 15.2% less likely to be married in Round Rock.
- The Median Age is 7.4 years younger in Round Rock.
 Ballwin, MORound Rock, TXUnited States
 Population  Unlock117,735329,725,481
 Female Population50.9%  Unlock50.5%
 Male Population49.1%  Unlock49.5%
 Median Age  Unlock35.638.4
 space3
 Population - 201030,424  Unlock309,327,143
 Population - 2000  Unlock61,136285,036,114
 Population - 199021,816  Unlock251,960,433
 Pop. 2000 to Now  Unlock125.0%15.6%
 Pop. 1990 to Now37.9%  Unlock30.8%
 space4
 Population Density  Unlock3,264.393.4
 Land Area9.0  Unlock3,531,905.4
 Water Area  Unlock0.3264,836.8
 space
 Est. Total Population By Age
 Ballwin, MORound Rock, TXUnited States
 Age 0 to 46.0%  Unlock5.9%
 Age 5 to 9  Unlock7.4%6.1%
 Age 10 to 146.0%  Unlock6.6%
 Age 15 to 17  Unlock4.9%3.9%
 Age 18 to 202.9%  Unlock4.0%
 Age 21 to 24  Unlock5.6%5.2%
 Age 25 to 3411.6%  Unlock13.8%
 Age 35 to 44  Unlock16.9%12.9%
 Age 45 to 5413.3%  Unlock12.6%
 Age 55 to 59  Unlock5.6%6.7%
 Age 60 to 647.6%  Unlock6.3%
 Age 65 to 74  Unlock6.5%9.6%
 Age 75 to 845.7%  Unlock4.5%
 Age 85 and over  Unlock1.1%1.9%
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 Race
 Ballwin, MORound Rock, TXUnited States
 White81.9%  Unlock59.4%
 Black  Unlock10.5%12.2%
 Asian6.5%  Unlock5.6%
 Native American  Unlock0.1%0.6%
 Hawaiian, Pacific Islander0.0%  Unlock0.2%
 Other  Unlock0.5%0.4%
 Two or More Races6.9%  Unlock3.2%
 Hispanic  Unlock27.7%18.4%
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 Marriage & Family
 Ballwin, MORound Rock, TXUnited States
 Married Population62.1%  Unlock49.8%
     Currently Married  Unlock51.2%48.0%
 Married but Separated1.2%  Unlock1.8%
 Single Population  Unlock47.3%50.2%
 Never Married23.8%  Unlock33.8%
 Divorced  Unlock11.5%10.8%
 Widowed6.2%  Unlock5.6%
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 Household Size  Unlock2.682.60
 Households12,071  Unlock124,010,992
 Family Households  Unlock30,72980,755,759
     Married couple, w/children38.0%  Unlock30.5%
     Married couple, no children  Unlock32.0%42.9%
 Non Family Households3,500  Unlock43,255,233
     Single householder, w/children  Unlock15.7%15.8%
     Single householder, no children5.8%  Unlock10.8%
Reviews for Ballwin    8 Reviews

Over 7 years ago

August gets to 113 degrees with 98 % humidity. When you get out of the shower, you are wet from sweat! My chest whistles trying to get air. There is a January thaw which  More

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I am originally from the city of St. Louis. For the past twenty years, I have resided in west St. Louis county. I live in an established subdivision where the  More

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Over 12 years ago

Summers can be very nice at times, does not usually last for long. Our spring turns hot as summer rolls in and we can have long a stretch of above 90 to peaks of  More

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Reviews for Round Rock    28 Reviews

I plan on relocating from Amarillo to Round Rock or one of the suburbs north of Austin with my wife and kids. I would like to know what people can tell me about the job  More

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Round Rock has a booming real estate market. It is one of the fastest growing communities in America. If you need more info about home buying in Round Rock, or anywhere  More

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We moved from Southern CA, we first lived at beach for many years in SD, then high desert (Hesperia). BEST MOVE I'VE EVER MADE IN MY LIFE!! The weather is great, the  More

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