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2025 Compare Cities People:
Key West, FL vs St. Augustine, FL

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Highlights
- St. Augustine is 0% more densely populated than Key West.
- People are 16.6% less likely to be married in St. Augustine.
- The Median Age is 2.0 years older in St. Augustine.
 Key West, FLSt. Augustine, FLUnited States
 Population  Unlock13,994329,725,481
 Female Population47.0%  Unlock50.5%
 Male Population53.0%  Unlock49.5%
 Median Age  Unlock46.238.4
 space3
 Population - 201024,662  Unlock309,327,143
 Population - 2000  Unlock11,592285,036,114
 Population - 199024,832  Unlock251,960,433
 Pop. 2000 to Now  Unlock42.5%15.6%
 Pop. 1990 to Now-4.3%  Unlock30.8%
 space4
 Population Density  Unlock1,480.793.4
 Land Area5.6  Unlock3,531,905.4
 Water Area  Unlock3.3264,836.8
 space
 Est. Total Population By Age
 Key West, FLSt. Augustine, FLUnited States
 Age 0 to 44.0%  Unlock5.9%
 Age 5 to 9  Unlock3.5%6.1%
 Age 10 to 144.6%  Unlock6.6%
 Age 15 to 17  Unlock1.9%3.9%
 Age 18 to 202.5%  Unlock4.0%
 Age 21 to 24  Unlock4.7%5.2%
 Age 25 to 3415.5%  Unlock13.8%
 Age 35 to 44  Unlock9.9%12.9%
 Age 45 to 5413.3%  Unlock12.6%
 Age 55 to 59  Unlock7.1%6.7%
 Age 60 to 647.3%  Unlock6.3%
 Age 65 to 74  Unlock16.5%9.6%
 Age 75 to 844.8%  Unlock4.5%
 Age 85 and over  Unlock4.3%1.9%
 space1
 Race
 Key West, FLSt. Augustine, FLUnited States
 White58.9%  Unlock59.4%
 Black  Unlock6.3%12.2%
 Asian1.7%  Unlock5.6%
 Native American  Unlock0.1%0.6%
 Hawaiian, Pacific Islander0.0%  Unlock0.2%
 Other  Unlock0.0%0.4%
 Two or More Races2.1%  Unlock3.2%
 Hispanic  Unlock7.5%18.4%
 space2
 Marriage & Family
 Key West, FLSt. Augustine, FLUnited States
 Married Population45.1%  Unlock49.8%
     Currently Married  Unlock36.2%48.0%
 Married but Separated2.1%  Unlock1.8%
 Single Population  Unlock62.4%50.2%
 Never Married34.1%  Unlock33.8%
 Divorced  Unlock12.5%10.8%
 Widowed4.8%  Unlock5.6%
 space5
 Household Size  Unlock2.302.60
 Households11,002  Unlock124,010,992
 Family Households  Unlock2,72680,755,759
     Married couple, w/children23.7%  Unlock30.5%
     Married couple, no children  Unlock65.6%42.9%
 Non Family Households5,254  Unlock43,255,233
     Single householder, w/children  Unlock9.0%15.8%
     Single householder, no children6.8%  Unlock10.8%
Voting
Reviews for Key West    7 Reviews
Anthoney · Key West, FL
Real cost of living averages for Key West, FL.
Over 4 years ago

I was raised in Key West since 1980, these average cost prices for rent that you are seeing were not even accurate then, let alone now in 2021. The average cost of  More

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Tom · Arlington, TN
Key West
Over 9 years ago

Like the  More

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Anthony · Key West, FL
Cost of Living Inconsistency.
Over 11 years ago

I have lived in Key West for the last seven years. During that time, I have observed very little change in the cost of living. I work for a national company that pays  More

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Reviews for St. Augustine    25 Reviews
Carol · Elkton, FL
Don't move here!!!
Over 1 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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William · Manitou Springs, CO
Losing Its Charm
Over 4 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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Don · Saint Augustine, FL
Over crowded
Over 4 years ago

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

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Learn More About Key West, Florida
Overview
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Learn More About St. Augustine, Florida
Overview
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