Demographics of Key West city, Florida

Key West city, Florida had 24,999 people on July 1, 2025, by the Census Bureau’s estimate: −1,365 since July 2020. Age, income, poverty, housing and origin below come from the survey, averaged over 2020–2024, each with its margin of error.

Key West city, in four figures

24,999
Population: July 1, 2025, Vintage 2025 estimate. The survey’s 2020–⁠2024 figure is 25,720 ±28.; −5.2%
Change since July 2020: −1,365 people.; 46.1 ±2.2
Median age: ACS 2020–⁠2024.; $87,037 ±$11,382
Median household income: ACS 2020–⁠2024, in 2024 dollars.

Population, year by year

July 1 estimates from the Census Bureau’s Vintage 2025. The Bureau publishes no births, deaths or migration for a place, so the change is the difference between one July estimate and the next.

Key West city, Florida's population shrank 5.2% from July 2020 to July 2025, against +3.1% nationally

The July 1 estimate of Key West city, Florida's resident population and the nation's, each year of the Census Bureau's Vintage 2025, as a share of its July 2020 level (= 100).

Source: The Census Bureau

About this chart

The figures

Key West city, Florida's population shrank 5.2% from July 2020 to July 2025, against +3.1% nationally. The July 1 estimate of Key West city, Florida's resident population and the nation's, each year of the Census Bureau's Vintage 2025, as a share of its July 2020 level (= 100).
July 1	Population	Index	United States
2020	26,364	100.0	100.0
2021	26,005	98.6	100.2
2022	25,918	98.3	100.7
2023	25,768	97.7	101.6
2024	25,607	97.1	102.5
2025	24,999	94.8	103.1

Population of Key West city, Florida on July 1 of each year, Vintage 2025
July 1	Population	Change
2020	26,364	—
2021	26,005	−359
2022	25,918	−87
2023	25,768	−150
2024	25,607	−161
2025	24,999	−608

Age, 2020–2024

The median age is 46.1 ±2.2: for men 45.1 ±2.7 and for women 47.7 ±3.8. Shares are of everyone the survey counts, in the Bureau’s sex-by-age table (B01001).

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People in Key West city by age, ACS 2020–2024
Age	People	Share	Florida	United States
Under 5	1,242 ±304	4.8% ±1.2	5.0% ±<0.1	5.6% ±<0.1
5 to 17	2,626 ±483	10.2% ±1.9	14.5% ±0.1	16.3% ±<0.1
18 to 24	1,051 ±268	4.1% ±1.0	8.1% ±<0.1	9.1% ±<0.1
25 to 44	7,532 ±701	29.3% ±2.7	25.3% ±0.1	26.9% ±<0.1
45 to 64	7,701 ±715	29.9% ±2.8	25.7% ±0.1	24.8% ±<0.1
65 and over	5,568 ±615	21.6% ±2.4	21.3% ±0.1	17.2% ±<0.1

Income and poverty, 2020–2024

Median household income is $87,037 ±$11,382, and income per person $60,074 ±$5,111, in 2024 dollars. The median is $74,568 ±$284 in Florida and $80,734 ±$166 in the United States.

Households by income

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Households in Key West city by income, ACS 2020–2024
Household income	Households	Share	Florida	United States
Under $25,000	1,337 ±337	12.4% ±3.1	15.0% ±0.1	14.6% ±<0.1
$25,000 to $49,999	1,532 ±332	14.2% ±3.0	18.4% ±0.1	16.7% ±<0.1
$50,000 to $74,999	2,025 ±402	18.8% ±3.6	16.8% ±0.1	15.5% ±<0.1
$75,000 to $99,999	1,118 ±292	10.4% ±2.7	13.1% ±0.1	12.6% ±<0.1
$100,000 to $149,999	2,068 ±403	19.2% ±3.6	17.2% ±0.1	17.5% ±<0.1
$150,000 to $199,999	1,110 ±320	10.3% ±2.9	8.4% ±0.1	9.6% ±<0.1
$200,000 or more	1,585 ±278	14.7% ±2.5	11.0% ±0.1	13.4% ±0.1

Poverty by age

The poverty rate is the share of people whose family income is below the federal threshold for their family’s size, of everyone for whom the Bureau determines it (B17020).

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Poverty rate in Key West city by age, ACS 2020–2024
Age	Below poverty	Rate	Florida	United States
All ages	2,729 ±529	10.9% ±2.1	12.6% ±0.1	12.5% ±0.1
Under 18	0 to 378	0% to 9.8%	16.5% ±0.2	16.1% ±0.1
18 to 59	1,688 ±398	12.4% ±2.9	11.5% ±0.1	11.6% ±0.1
60 and over	859 ±245	11.3% ±3.0	11.8% ±0.1	11.0% ±<0.1

A range (the estimate less and plus its margin) where the Bureau's estimate is too uncertain to state as one number: a coefficient of variation over 30%.

Housing, 2020–2024

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Housing in Key West city, ACS 2020–2024
Measure	Key West city	Florida	United States
Housing units	14,574 ±410	10,256,470 ±942	143,775,355 ±10,234
Occupied	73.9% ±3.1	85.3% ±0.2	89.9% ±0.1
Vacant	26.1% ±2.2	14.7% ±0.2	10.1% ±0.1
Owner occupied	49.2% ±3.6	67.6% ±0.3	65.2% ±0.3
Renter occupied	50.8% ±3.7	32.4% ±0.2	34.8% ±0.1
Median home value	$852,400 ±$48,770	$359,000 ±$930	$332,700 ±$236
Median gross rent	$2,220 ±$210	$1,669 ±$5	$1,413 ±$2
Median year built	1968 ±3	1988 ±1	1980 ±1

Occupied and vacant are shares of all housing units; owner and renter occupied are shares of occupied units. Value and rent are medians in 2024 dollars.

Origin and place of birth, 2020–2024

Hispanic or Latino origin is not a race in the Census Bureau’s tables. Here the people of Hispanic origin, of any race, are one row, and everyone else is counted by race alone (B03002), so the rows add to the whole.

Hispanic origin and race

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People in Key West city by Hispanic origin and race, ACS 2020–2024
Origin	People	Share	Florida	United States
Hispanic or Latino	5,780 ±695	22.5% ±2.7	27.4% ±<0.1	19.3% ±<0.1
White alone, not Hispanic	15,034 ±849	58.5% ±3.3	50.4% ±<0.1	57.4% ±<0.1
Black alone, not Hispanic	3,139 ±743	12.2% ±2.9	14.6% ±<0.1	11.9% ±<0.1
Asian alone, not Hispanic	593 ±189	2.3% ±0.7	2.9% ±<0.1	5.9% ±<0.1
American Indian and Alaska Native alone, not Hispanic	0 to 8	0% to < 0.1%	0.1% ±<0.1	0.5% ±<0.1
Native Hawaiian and Other Pacific Islander alone, not Hispanic	0 to 30	0% to 0.1%	0.1% ±<0.1	0.2% ±<0.1
Some other race alone, not Hispanic	44 to 678	0.2% to 2.6%	0.7% ±<0.1	0.6% ±<0.1
Two or more races, not Hispanic	802 ±291	3.1% ±1.1	3.8% ±0.1	4.3% ±<0.1

A range (the estimate less and plus its margin) where the Bureau's estimate is too uncertain to state as one number: a coefficient of variation over 30%.

Place of birth and citizenship

“Born a citizen outside the states” counts people born in Puerto Rico, the island areas, or abroad to American parents. Naturalized citizens and those who are not citizens together make up the people born abroad (B05002).

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People in Key West city by place of birth and citizenship, ACS 2020–2024
Born	People	Share	Florida	United States
Born in the state	7,376 ±748	28.7% ±2.9	35.5% ±0.1	57.3% ±<0.1
Born in another state	11,928 ±743	46.4% ±2.9	38.7% ±0.1	26.9% ±<0.1
Born a citizen outside the states	529 ±204	2.1% ±0.8	4.0% ±0.1	1.7% ±<0.1
Born abroad	5,887 ±759	22.9% ±3.0	21.9% ±0.1	14.1% ±<0.1
Naturalized citizens	2,727 ±534	10.6% ±2.1	12.6% ±0.1	7.4% ±<0.1
Not citizens	3,160 ±639	12.3% ±2.5	9.3% ±0.1	6.8% ±<0.1

Key West city among the places of Florida

172nd of 482 places of 5,000 or more by the survey’s 2020–2024 count. Every one is listed on the Florida page.

Places of Florida near Key West city in population, ACS 2020–2024
Place	ACS 2020–⁠2024
Fish Hawk CDP	26,186 ±2,051
World Golf Village CDP	26,077 ±2,063
South Bradenton CDP	25,990 ±1,838
Keystone CDP	25,858 ±1,461
Tarpon Springs city	25,791 ±31
Key West city	25,720 ±28
Northdale CDP	25,710 ±1,785
Port St. John CDP	25,120 ±2,347
Coral Terrace CDP	24,895 ±2,566
Liberty Triangle CDP	24,888 ±1,708
Westchase CDP	24,885 ±1,378

Rankings this appears in

No. 7 Places in Florida by median rent
No. 9 Places in Florida by median home value
No. 30 Places in Florida by per capita income
No. 53 Places in Florida by median household income
No. 91 Places in Florida by median age
No. 94 Places in Florida by poverty rate

Sources

Census Bureau population estimates — incorporated places and New England towns — U.S. Census Bureau · U.S. Government work · retrieved September 25, 2026
American Community Survey 5-year estimates — table-based Summary File · U.S. Government work

Compiled automatically from Census Bureau population estimates — incorporated places and New England towns and American Community Survey 5-year estimates — table-based Summary File by a checked SQL query · Editor: Kian O'Connor · How this site is built

Data retrieved September 25, 2026