Key Largo, Florida Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates
The population of Key Largo, Florida is 12,069 as of the 2023 American Community Survey, making it the 304th-largest city in Florida. The median household income is $78,906, the median home value is $626,300, and the median age is 51.2.
12,069
Population
1002
People / sq mi
$78,906
Median Income
$626,300
Median Home Value
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Key Largo covers 12.0 sq mi of land at 1002 people per square mile.
About Key Largo, FL
Key Largo skews on age — the median resident is 51.2, older than the national median. With 12,069 residents, Key Largo is a city in Florida.
Median household income is $78,906, near the US median of $78,538. About 4.7% of residents live below the federal poverty level, below the national 12.4%. The median home value is $626,300, with typical rent around $1,889.
Roughly 37.6% of adults have a bachelor’s, above the national 35.0%. Remote work is below the national 14.0% at 9.0%, and the average commute runs about 25 minutes each way.
The age structure shapes everything downstream in Key Largo — from housing demand to the mix of working-age earners reflected in the income figures above.
Race & Ethnicity
| White | 73.2% |
| Black or African American | 1.6% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 1.4% |
| Two or More Races | 0.0% |
Economy & Income
$78,906
Median Household Income
$50,950
Per Capita Income
4.7%
Poverty Rate
2.6%
Unemployment Rate
Housing
$626,300
Median Home Value
$1,889
Median Rent
76.2%
Owner-Occupied
Education
94.0%
High School+
37.6%
Bachelor's+
Commute
1.5%
Drive Alone
73.8%
Public Transit
9.0%
Work From Home
25.4 min
Avg Commute
Community Profile
44.7%
Foreign Born
75.8%
Non-English at Home
8.8%
Veterans
14.6%
With Disability
88.7%
Health Insurance
96.6%
Internet Access
Employment by Industry
| Education, Health Care & Social Services | 22.5% |
| Professional, Scientific & Management | 16.1% |
| Finance, Insurance & Real Estate | 13.8% |
| Arts, Entertainment & Food Services | 8.1% |
| Construction | 7.6% |
| Retail Trade | 7.3% |
| Public Administration | 5.4% |
| Information | 4.0% |
| Manufacturing | 3.2% |
| Transportation & Warehousing | 0.8% |
| Agriculture & Mining | 0.4% |
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Frequently Asked Questions
Key Largo, Florida has a population of 12,069 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 304th-largest city in Florida.
The median household income in Key Largo, Florida is $78,906, with 4.7% of residents living below the federal poverty level.
The median home value in Key Largo, Florida is $626,300, with median monthly rent at $1,889 and a homeownership rate of 76.2%.
The median age in Key Largo, Florida is 51.2 years. The population is 50.3% male and 49.7% female.
Key Largo Cdp, FL Climate
Key Largo Cdp, FL has an average annual temperature of 24.6°C (76°F) and receives about 1253 mm of precipitation per year. The warmest month is August and the coldest is January. Figures are 1970–2000 climate normals.
24.6°C
Avg Temp
1253
Precip (mm/yr)
Aug
Hottest Month
Jan
Coldest Month
| Month | Avg (°C/°F) | Precip |
|---|---|---|
| January | 20° / 69° | 49 mm |
| February | 20° / 69° | 45 mm |
| March | 22° / 72° | 44 mm |
| April | 24° / 75° | 57 mm |
| May | 26° / 78° | 133 mm |
| June | 27° / 81° | 218 mm |
| July | 28° / 83° | 119 mm |
| August | 28° / 83° | 155 mm |
| September | 28° / 82° | 185 mm |
| October | 26° / 79° | 148 mm |
| November | 24° / 74° | 64 mm |
| December | 21° / 71° | 36 mm |
1970–2000 normals from WorldClim 2.1 (~9 km grid). Precipitation can be less precise near mountains or coastlines, where rainfall varies sharply over short distances.
Best time to visit Key Largo Cdp, FL
The most comfortable months to visit Key Largo Cdp, FL are typically December, February and January, when temperatures are mildest and rainfall is relatively low. The hottest month is August (around 32°C high). The coldest is January (near 17°C low). June is usually the wettest month.
Where to stay near Key Largo
Visiting or relocating to Key Largo, FL? Compare hotels and short-term rentals across the metro — live availability and prices.
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Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.