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2025 Compare Cities People:
Union, SC vs Rock Hill, SC

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Highlights
- Rock Hill is 0% more densely populated than Union.
- People are 5.9% more likely to be married in Rock Hill.
- The Median Age is 12.0 years younger in Rock Hill.
 Union, SCRock Hill, SCUnited States
 Population  Unlock72,883329,725,481
 Female Population54.7%  Unlock50.5%
 Male Population45.3%  Unlock49.5%
 Median Age  Unlock34.138.4
 space3
 Population - 20108,352  Unlock309,327,143
 Population - 2000  Unlock49,765285,036,114
 Population - 19909,836  Unlock251,960,433
 Pop. 2000 to Now  Unlock53.4%15.6%
 Pop. 1990 to Now-23.4%  Unlock30.8%
 space4
 Population Density  Unlock1,916.693.4
 Land Area8.0  Unlock3,531,905.4
 Water Area  Unlock0.2264,836.8
 space
 Est. Total Population By Age
 Union, SCRock Hill, SCUnited States
 Age 0 to 45.8%  Unlock5.9%
 Age 5 to 9  Unlock6.4%6.1%
 Age 10 to 144.2%  Unlock6.6%
 Age 15 to 17  Unlock4.0%3.9%
 Age 18 to 204.1%  Unlock4.0%
 Age 21 to 24  Unlock6.8%5.2%
 Age 25 to 3411.0%  Unlock13.8%
 Age 35 to 44  Unlock11.8%12.9%
 Age 45 to 5415.4%  Unlock12.6%
 Age 55 to 59  Unlock5.5%6.7%
 Age 60 to 648.0%  Unlock6.3%
 Age 65 to 74  Unlock8.7%9.6%
 Age 75 to 845.1%  Unlock4.5%
 Age 85 and over  Unlock1.6%1.9%
 space1
 Race
 Union, SCRock Hill, SCUnited States
 White49.1%  Unlock59.4%
 Black  Unlock38.5%12.2%
 Asian0.0%  Unlock5.6%
 Native American  Unlock0.2%0.6%
 Hawaiian, Pacific Islander0.0%  Unlock0.2%
 Other  Unlock0.4%0.4%
 Two or More Races1.9%  Unlock3.2%
 Hispanic  Unlock5.7%18.4%
 space2
 Marriage & Family
 Union, SCRock Hill, SCUnited States
 Married Population40.3%  Unlock49.8%
     Currently Married  Unlock39.8%48.0%
 Married but Separated3.2%  Unlock1.8%
 Single Population  Unlock57.3%50.2%
 Never Married36.2%  Unlock33.8%
 Divorced  Unlock10.8%10.8%
 Widowed10.0%  Unlock5.6%
 space5
 Household Size  Unlock2.372.60
 Households3,716  Unlock124,010,992
 Family Households  Unlock17,39080,755,759
     Married couple, w/children18.3%  Unlock30.5%
     Married couple, no children  Unlock37.9%42.9%
 Non Family Households1,697  Unlock43,255,233
     Single householder, w/children  Unlock24.2%15.8%
     Single householder, no children16.0%  Unlock10.8%
Voting
Reviews for Union    1 Reviews
greta · Union, SC
You can make it
Over 14 years ago

Union SC is a great place to live, with a steady income a person can easily rent or purchace a home, most people, work outside the city limits, due to shortage of jobs.  More

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Reviews for Rock Hill    1 Reviews
Jeff · Rock Hill, SC
Job growth
Over 14 years ago

While like everywhere Rock Hill is feeling the pinch from the recession. However its close proximity to Charlotte, has meant continued growth, only at a slower  More

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Learn More About Union, South Carolina
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