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2025 Compare Cities People:
Cornwall, CT vs Columbia, CT

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Highlights
- Columbia is 0% more densely populated than Cornwall.
- People are 2.0% more likely to be married in Columbia.
- The Median Age is 0.7 years younger in Columbia.
 Cornwall, CTColumbia, CTUnited States
 Population  Unlock5,269329,725,481
 Female Population51.0%  Unlock50.5%
 Male Population49.0%  Unlock49.5%
 Median Age  Unlock53.238.4
 space3
 Population - 20101,419  Unlock309,327,143
 Population - 2000  Unlock4,971285,036,114
 Population - 19901,414  Unlock251,960,433
 Pop. 2000 to Now  Unlock7.7%15.6%
 Pop. 1990 to Now-3.8%  Unlock30.8%
 space4
 Population Density  Unlock246.593.4
 Land Area46.1  Unlock3,531,905.4
 Water Area  Unlock0.6264,836.8
 space
 Est. Total Population By Age
 Cornwall, CTColumbia, CTUnited States
 Age 0 to 42.7%  Unlock5.9%
 Age 5 to 9  Unlock2.9%6.1%
 Age 10 to 143.0%  Unlock6.6%
 Age 15 to 17  Unlock3.4%3.9%
 Age 18 to 203.8%  Unlock4.0%
 Age 21 to 24  Unlock4.2%5.2%
 Age 25 to 345.8%  Unlock13.8%
 Age 35 to 44  Unlock10.9%12.9%
 Age 45 to 5420.3%  Unlock12.6%
 Age 55 to 59  Unlock9.2%6.7%
 Age 60 to 6412.4%  Unlock6.3%
 Age 65 to 74  Unlock15.6%9.6%
 Age 75 to 847.7%  Unlock4.5%
 Age 85 and over  Unlock2.4%1.9%
 space1
 Race
 Cornwall, CTColumbia, CTUnited States
 White87.4%  Unlock59.4%
 Black  Unlock1.4%12.2%
 Asian4.4%  Unlock5.6%
 Native American  Unlock0.0%0.6%
 Hawaiian, Pacific Islander0.0%  Unlock0.2%
 Other  Unlock1.8%0.4%
 Two or More Races1.9%  Unlock3.2%
 Hispanic  Unlock3.9%18.4%
 space2
 Marriage & Family
 Cornwall, CTColumbia, CTUnited States
 Married Population58.6%  Unlock49.8%
     Currently Married  Unlock59.5%48.0%
 Married but Separated0.2%  Unlock1.8%
 Single Population  Unlock40.2%50.2%
 Never Married23.1%  Unlock33.8%
 Divorced  Unlock8.3%10.8%
 Widowed6.6%  Unlock5.6%
 space5
 Household Size  Unlock2.362.60
 Households629  Unlock124,010,992
 Family Households  Unlock1,81480,755,759
     Married couple, w/children16.5%  Unlock30.5%
     Married couple, no children  Unlock54.1%42.9%
 Non Family Households211  Unlock43,255,233
     Single householder, w/children  Unlock3.9%15.8%
     Single householder, no children4.8%  Unlock10.8%
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Learn More About Cornwall, Connecticut
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