2026 Compare Cities People:
Columbia, TN vs St. Augustine, FL

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Highlights
- St. Augustine is 0% more densely populated than Columbia.
- People are 20.1% less likely to be married in St. Augustine.
- The Median Age is 11.3 years older in St. Augustine.
 Columbia, TNSt. Augustine, FLUnited States
 Population  Unlock13,994329,725,481
 Female Population53.3%  Unlock50.5%
 Male Population46.7%  Unlock49.5%
 Median Age  Unlock46.238.4
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 Population - 201034,732  Unlock309,327,143
 Population - 2000  Unlock11,592285,036,114
 Population - 199028,583  Unlock251,960,433
 Pop. 2000 to Now  Unlock42.5%15.6%
 Pop. 1990 to Now46.3%  Unlock30.8%
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 Population Density  Unlock1,480.793.4
 Land Area32.9  Unlock3,531,905.4
 Water Area  Unlock3.3264,836.8
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 Est. Total Population By Age
 Columbia, TNSt. Augustine, FLUnited States
 Age 0 to 47.5%  Unlock5.9%
 Age 5 to 9  Unlock3.5%6.1%
 Age 10 to 148.3%  Unlock6.6%
 Age 15 to 17  Unlock1.9%3.9%
 Age 18 to 203.7%  Unlock4.0%
 Age 21 to 24  Unlock4.7%5.2%
 Age 25 to 3415.2%  Unlock13.8%
 Age 35 to 44  Unlock9.9%12.9%
 Age 45 to 5411.0%  Unlock12.6%
 Age 55 to 59  Unlock7.1%6.7%
 Age 60 to 645.1%  Unlock6.3%
 Age 65 to 74  Unlock16.5%9.6%
 Age 75 to 843.9%  Unlock4.5%
 Age 85 and over  Unlock4.3%1.9%
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 Race
 Columbia, TNSt. Augustine, FLUnited States
 White67.4%  Unlock59.4%
 Black  Unlock6.3%12.2%
 Asian0.3%  Unlock5.6%
 Native American  Unlock0.1%0.6%
 Hawaiian, Pacific Islander0.0%  Unlock0.2%
 Other  Unlock0.0%0.4%
 Two or More Races3.1%  Unlock3.2%
 Hispanic  Unlock7.5%18.4%
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 Marriage & Family
 Columbia, TNSt. Augustine, FLUnited States
 Married Population47.1%  Unlock49.8%
     Currently Married  Unlock36.2%48.0%
 Married but Separated1.5%  Unlock1.8%
 Single Population  Unlock62.4%50.2%
 Never Married32.3%  Unlock33.8%
 Divorced  Unlock12.5%10.8%
 Widowed6.4%  Unlock5.6%
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 Household Size  Unlock2.302.60
 Households16,215  Unlock124,010,992
 Family Households  Unlock2,72680,755,759
     Married couple, w/children29.9%  Unlock30.5%
     Married couple, no children  Unlock65.6%42.9%
 Non Family Households5,475  Unlock43,255,233
     Single householder, w/children  Unlock9.0%15.8%
     Single householder, no children11.9%  Unlock10.8%
Reviews for Columbia    7 Reviews

Over 10 years ago

I was disturbed when I say old comments on this page. I recently moved to Columbia, TN. I saw associations with crime and other things that do not reflect what is by far  More

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Over 17 years ago

The jobs in Columbia, Tennessee are scarce in comparison to cities. It has been that way since the '90's. In the 90's General Electric and other major companies left the  More

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Over 18 years ago

Small old fashioned city. Not very progressive. great weather adequate schools no job growth. reasonable housing costs close to Nashville very few  More

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Reviews for St. Augustine    25 Reviews

Over 2 years ago

I have lived her for 19 years and cannot leave for various reasons but would if I could. When we first moved here it was quiet, affordable and had good restaurant  More

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Over 5 years ago

Great area, but in decline due to the number of tristate refugees who are moving here in droves and ruining a once charming area just like they have done in South  More

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Over 5 years ago

Completely overcrowded place to live. It takes 40 min to go 4 miles. Don't live  More

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