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2025 Compare Cities People:
Rockwall, TX vs Columbia, MD

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Highlights
- Columbia is 0% more densely populated than Rockwall.
- People are 20.7% less likely to be married in Columbia.
- The Median Age is 0.6 years older in Columbia.
 Rockwall, TXColumbia, MDUnited States
 Population  Unlock105,086329,725,481
 Female Population49.9%  Unlock50.5%
 Male Population50.1%  Unlock49.5%
 Median Age  Unlock38.938.4
 space3
 Population - 201037,954  Unlock309,327,143
 Population - 2000  Unlock88,254285,036,114
 Population - 199010,486  Unlock251,960,433
 Pop. 2000 to Now  Unlock23.2%15.6%
 Pop. 1990 to Now352.2%  Unlock30.8%
 space4
 Population Density  Unlock3,290.593.4
 Land Area29.4  Unlock3,531,905.4
 Water Area  Unlock0.3264,836.8
 space
 Est. Total Population By Age
 Rockwall, TXColumbia, MDUnited States
 Age 0 to 46.1%  Unlock5.9%
 Age 5 to 9  Unlock5.4%6.1%
 Age 10 to 147.2%  Unlock6.6%
 Age 15 to 17  Unlock3.9%3.9%
 Age 18 to 204.7%  Unlock4.0%
 Age 21 to 24  Unlock5.2%5.2%
 Age 25 to 3411.8%  Unlock13.8%
 Age 35 to 44  Unlock14.1%12.9%
 Age 45 to 5415.7%  Unlock12.6%
 Age 55 to 59  Unlock6.8%6.7%
 Age 60 to 644.1%  Unlock6.3%
 Age 65 to 74  Unlock8.9%9.6%
 Age 75 to 844.2%  Unlock4.5%
 Age 85 and over  Unlock2.1%1.9%
 space1
 Race
 Rockwall, TXColumbia, MDUnited States
 White69.6%  Unlock59.4%
 Black  Unlock27.2%12.2%
 Asian4.0%  Unlock5.6%
 Native American  Unlock0.3%0.6%
 Hawaiian, Pacific Islander0.1%  Unlock0.2%
 Other  Unlock0.7%0.4%
 Two or More Races2.4%  Unlock3.2%
 Hispanic  Unlock8.6%18.4%
 space2
 Marriage & Family
 Rockwall, TXColumbia, MDUnited States
 Married Population62.7%  Unlock49.8%
     Currently Married  Unlock48.3%48.0%
 Married but Separated1.1%  Unlock1.8%
 Single Population  Unlock50.3%50.2%
 Never Married25.4%  Unlock33.8%
 Divorced  Unlock10.1%10.8%
 Widowed3.9%  Unlock5.6%
 space5
 Household Size  Unlock2.552.60
 Households16,395  Unlock124,010,992
 Family Households  Unlock27,46380,755,759
     Married couple, w/children43.3%  Unlock30.5%
     Married couple, no children  Unlock41.4%42.9%
 Non Family Households3,128  Unlock43,255,233
     Single householder, w/children  Unlock14.3%15.8%
     Single householder, no children5.5%  Unlock10.8%
Voting
Reviews for Rockwall    8 Reviews
Jean · Rockwall, TX
Move here if you like high housing taxes and conge
Over 7 years ago

I've lived here for over 10 years now and it is not at all what it used to be. The traffic is horrible now, the lights take forever and are programmed to slow traffic  More

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Jason · Rockwall, TX
Rockwall is truly a wonderful place to live
Over 13 years ago

Looking for a beautiful, family friendly, low crime, affluent COMMUNITY? Look no further. From the Harbor on beautiful Lake Ray Hubbard to the farmer’s market to the  More

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Tonya · Rockwall, TX
Statistics don't represent Rockwall well
Over 14 years ago

After reading the information on Rockwall, I think it deserves some persepctive. Rockwall and its outlying areas is very habitable for moderate income families who do  More

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Reviews for Columbia    28 Reviews
Honor · Ellicott City, MD
Nice community feel
Over 5 years ago

Lived here for a while, beautiful opportunities, pays well, overall nice  More

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Lei · Troy, NY
Like most things Not Like It Used to Be
Over 5 years ago

Been here 30 years was great at first but once they added a transit bus from baltimore to columbia 15-18 years ago that was the beginning of the end. And about 5 years  More

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Trevor · Columbia, MD
Good parks, great schools, startling inequality
Over 7 years ago

Columbia can be described in one word: unequal. The neighborhood I live in, River Hill, is jam-packed with almost million-dollar homes, while the neighborhoods of Long  More

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Learn More About Rockwall, Texas
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