ZIP codes
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Key West, FL Demographics & ZIP Codes
Key West, Florida demographics and median household income by ZIP code (in Monroe County) — 1 ZIP codes — population 36,091 — median income $79,038 — avg. home value $766,400. Compare income, housing, and population across ZIP codes on US5.
Population
36,091
Median household income (avg.)
$79,038
105% of U.S. median
Average home value
$766,400
220% of U.S. median
Average rent
$1,908
164% of U.S. median
Median age (avg.)
44.4
Key West demographics
Key West, Florida covers 1 ZIP code primarily in Monroe County, with a combined ZIP-area population of about 36,091.
Across ZIP codes with age data, the average median age is about 44.4 years.
Median household income in Key West
The average median household income across ZIP codes in Key West, Florida is about $79,038 — about 6% above the FL ZIP average ($74,612), and about 5% above the U.S. median ($75,149).
The highest median household income among listed ZIPs is about $79,038 in 33040.
Housing in Key West
For housing in Key West, Florida, the average median home value is about $766,400 and the average median rent is about $1,908.
The most populous ZIP in this set is 33040 (about 36,091 residents). Use the table below to compare population, income, and home values across codes.
ZIP codes in Key West
Sort by population, income, or home value. Click a column header to toggle ascending / descending.
| ZIP | City | County | State | Population ↓ | Income | Home value |
|---|---|---|---|---|---|---|
| 33040 | Key West | Monroe County | FL | 36,091 | $79,038 | $766,400 |
Frequently asked questions
What are the demographics of Key West?
Key West, Florida has a combined ZIP-area population of about 36,091 across 1 ZIP codes (primarily Monroe County). Browse the ZIP table below for population, income, and housing by code.
What is the median household income in Key West?
The average median household income across ZIP codes in Key West, Florida is about $79,038, about 6% above the state ZIP average ($74,612), and about 5% above the U.S. median ($75,149). Average median home value is about $766,400.
How many ZIP codes are in Key West?
Key West, Florida includes 1 ZIP codes on US5. Each row links to demographics, median income, and housing for that code.
Where can I find ZIP code demographics for Key West?
This page lists ZIP codes in Key West, Florida with population, median household income, and home value. Select a ZIP for a full demographics profile.