2025 Compare Cities People:
Sumter, SC vs San Tan Valley, AZ

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Highlights
- San Tan Valley is 0% more densely populated than Sumter.
- People are 24.7% more likely to be married in San Tan Valley.
- The Median Age is 2.5 years older in San Tan Valley.
 Sumter, SCSan Tan Valley, AZUnited States
 Population  Unlock96,127329,725,481
 Female Population51.2%  Unlock50.5%
 Male Population48.8%  Unlock49.5%
 Median Age  Unlock34.838.4
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 Population - 201040,564  Unlock309,327,143
 Population - 2000  Unlock2,676285,036,114
 Population - 199041,943  Unlock251,960,433
 Pop. 2000 to Now  Unlock3,913.3%15.6%
 Pop. 1990 to Now-6.0%  Unlock30.8%
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 Population Density  Unlock2,621.393.4
 Land Area32.6  Unlock3,531,905.4
 Water Area  Unlock0.0264,836.8
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 Est. Total Population By Age
 Sumter, SCSan Tan Valley, AZUnited States
 Age 0 to 48.0%  Unlock5.9%
 Age 5 to 9  Unlock8.7%6.1%
 Age 10 to 147.6%  Unlock6.6%
 Age 15 to 17  Unlock5.0%3.9%
 Age 18 to 204.4%  Unlock4.0%
 Age 21 to 24  Unlock4.7%5.2%
 Age 25 to 3414.8%  Unlock13.8%
 Age 35 to 44  Unlock15.8%12.9%
 Age 45 to 5410.1%  Unlock12.6%
 Age 55 to 59  Unlock5.1%6.7%
 Age 60 to 645.3%  Unlock6.3%
 Age 65 to 74  Unlock8.7%9.6%
 Age 75 to 844.0%  Unlock4.5%
 Age 85 and over  Unlock0.6%1.9%
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 Race
 Sumter, SCSan Tan Valley, AZUnited States
 White38.9%  Unlock59.4%
 Black  Unlock2.5%12.2%
 Asian2.1%  Unlock5.6%
 Native American  Unlock1.9%0.6%
 Hawaiian, Pacific Islander0.0%  Unlock0.2%
 Other  Unlock0.3%0.4%
 Two or More Races2.9%  Unlock3.2%
 Hispanic  Unlock25.8%18.4%
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 Marriage & Family
 Sumter, SCSan Tan Valley, AZUnited States
 Married Population47.5%  Unlock49.8%
     Currently Married  Unlock58.0%48.0%
 Married but Separated4.1%  Unlock1.8%
 Single Population  Unlock40.8%50.2%
 Never Married35.0%  Unlock33.8%
 Divorced  Unlock9.2%10.8%
 Widowed7.5%  Unlock5.6%
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 Household Size  Unlock3.092.60
 Households16,595  Unlock124,010,992
 Family Households  Unlock24,93480,755,759
     Married couple, w/children24.6%  Unlock30.5%
     Married couple, no children  Unlock38.4%42.9%
 Non Family Households6,195  Unlock43,255,233
     Single householder, w/children  Unlock13.2%15.8%
     Single householder, no children13.3%  Unlock10.8%
Reviews for Sumter    11 Reviews

I work in Sumter. I have been thoroughly impressed by the talent that lives in the area. Folks who get it done. In terms of a place to live. Though Sumter has a  More

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Over 6 years ago

About me: I lived in Sumter from birth to around 22 years old. I have since lived in many states, and currently reside in CO, and love it. I prefer towns smaller than  More

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Over 14 years ago

We are a transplanted military family who always intended on retiring in Florida when we retired from the Air Force. We enjoy the small town feeling of Sumter and have  More

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Reviews for San Tan Valley    2 Reviews

Over 6 years ago

I’ve lived here for nearly two years now. I find it to be a great place to live with a few drawbacks. 1.) There is no highway access and results in messy traffic  More

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Over 8 years ago

This place is AWFUL what a mistake we made! Schools are crap & constantly begging for supplies, traffic gets worse by the day as they continue to throw up subdivisions,  More

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