2026 Compare Cities People:
Mount Pleasant, SC vs Katy, TX

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Highlights
- Katy is 0% more densely populated than Mount Pleasant.
- People are 6.9% more likely to be married in Katy.
- The Median Age is 2.1 years younger in Katy.
 Mount Pleasant, SCKaty, TXUnited States
 Population  Unlock21,926329,725,481
 Female Population51.0%  Unlock50.5%
 Male Population49.0%  Unlock49.5%
 Median Age  Unlock39.738.4
 space3
 Population - 201068,553  Unlock309,327,143
 Population - 2000  Unlock11,775285,036,114
 Population - 199030,108  Unlock251,960,433
 Pop. 2000 to Now  Unlock102.9%15.6%
 Pop. 1990 to Now208.2%  Unlock30.8%
 space4
 Population Density  Unlock1,508.593.4
 Land Area45.1  Unlock3,531,905.4
 Water Area  Unlock0.0264,836.8
 space
 Est. Total Population By Age
 Mount Pleasant, SCKaty, TXUnited States
 Age 0 to 45.7%  Unlock5.9%
 Age 5 to 9  Unlock9.2%6.1%
 Age 10 to 147.6%  Unlock6.6%
 Age 15 to 17  Unlock3.5%3.9%
 Age 18 to 201.6%  Unlock4.0%
 Age 21 to 24  Unlock3.9%5.2%
 Age 25 to 3412.7%  Unlock13.8%
 Age 35 to 44  Unlock14.1%12.9%
 Age 45 to 5413.7%  Unlock12.6%
 Age 55 to 59  Unlock5.6%6.7%
 Age 60 to 646.8%  Unlock6.3%
 Age 65 to 74  Unlock8.2%9.6%
 Age 75 to 844.2%  Unlock4.5%
 Age 85 and over  Unlock1.3%1.9%
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 Race
 Mount Pleasant, SCKaty, TXUnited States
 White89.9%  Unlock59.4%
 Black  Unlock11.2%12.2%
 Asian2.0%  Unlock5.6%
 Native American  Unlock0.0%0.6%
 Hawaiian, Pacific Islander0.0%  Unlock0.2%
 Other  Unlock1.1%0.4%
 Two or More Races2.3%  Unlock3.2%
 Hispanic  Unlock23.7%18.4%
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 Marriage & Family
 Mount Pleasant, SCKaty, TXUnited States
 Married Population61.6%  Unlock49.8%
     Currently Married  Unlock63.2%48.0%
 Married but Separated0.6%  Unlock1.8%
 Single Population  Unlock34.1%50.2%
 Never Married24.4%  Unlock33.8%
 Divorced  Unlock9.8%10.8%
 Widowed5.2%  Unlock5.6%
 space5
 Household Size  Unlock3.072.60
 Households36,673  Unlock124,010,992
 Family Households  Unlock5,65380,755,759
     Married couple, w/children38.0%  Unlock30.5%
     Married couple, no children  Unlock45.5%42.9%
 Non Family Households12,185  Unlock43,255,233
     Single householder, w/children  Unlock7.1%15.8%
     Single householder, no children4.9%  Unlock10.8%
Reviews for Mount Pleasant    15 Reviews

Over 5 years ago

Mount Pleasant and the surrounding Charleston area has changed drastically over the years. Entirely too many people have moved here and cost of living is skyrocketing.  More

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I fell in Love with Charleston and its neighboring town over 30 years ago. The people were the nicest and most hospitable people I had ever met. Downtown Charleston  More

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Over 10 years ago

Charleston is an amazing place! I grew up there. Mt. Pleasant will be your most pretentious people. The majority of people that live there now are no originally from  More

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Reviews for Katy    24 Reviews

Over 2 years ago

Katy is so nice. It is spread out in the typical Houston way, but I really enjoyed all of the Asian restaurants, shopping, and churches. Great place to raise a family.  More

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Over 5 years ago

Lived here my entire life, Great  More

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My kids has been it this school since it opened. It was great at first until they kept changing hands in principle. They had great plans but never get carried out. The  More

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