Key West, FL 33040 ZIP Code Profile

Related Place Profiles:
Key West, FL | Stock Island, FL

ZIP Code 33040: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Key West, FL 33040

Acceptable Alternative
E Rockland Key, FL 33040
E Rockland Ky, FL 33040
East Rockland Key, FL 33040
Key West Nas, FL 33040
Key West Naval Air Station, FL 33040
Stock Island, FL 33040

Not Acceptable, USPS
Fort Jefferson National Mon, FL 33040
Munson Island, FL 33040
Raccoon Key, FL 33040

  • ZIP Code Type: STANDARD
  • County: Monroe County
  • Centroid: Latitude 24.563, Longitude -81.761
  • Time Zone: Eastern Time Zone (UTC -5 hours)
  • Observes DST: Yes
  • Businesses Addresses: 1,855
  • PO Box Addresses: 0
  • Residential Addresses: 15,878
    • Multi-Family Addresses: 2,158
    • Single Family Addresses: 13,720

The ZIP Code maps and database are updated 4 times per year.
Database updated: February 1, 2019, Maps updated: February 1, 2019.

Jump to... (On This Page!)
  1. 33040 2018 Demographic Data
  2. Growth Rates for 33040 (Historical & 5-Year Forecast)
  3. Peer Comparisons (Rank and Percentile)
  1. Neighborhoods Demographics (Home Values, Household Income, etc.)
  2. Florida Research Tools (Easy Tools & Current Data)
  3. Florida Data Comparison Tool - 2018 Demographics

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Boundary Maps, Demographic Data, School Zones Review maps and data for the neighborhood, city, county, ZIP Code, and school zone. July 1, 2018, data includes home values, household income, percentage of homes owned, rented or vacant, etc.


Key West, FL 33040 Data & Demographics (As of July 1, 2018)


Total Population 34,952
Population in Households 32,952
Population in Familes 21,045
Population in Group Qrtrs 2,000
Population Density2 1,444
Diversity Index3 60


Median Household Income $60,069
Average Household Income $84,030
Per Capita Income $36,075


Total Housing Units 19,315 (100%)
Owner Occupied HU 6,155 (31.9%)
Renter Occupied HU 8,503 (44.0%)
Vacant Housing Units 4,657 (24.1%)
Median Home Value $529,045
Average Home Value $649,586


Total Households 14,658
Average Household Size 2.25
Family Households 7,406
Average Family Size 3
  1. Demographics are point estimates for July 1st of the current year and each for the forecast years. See References for more information.
  2. Population Density = Total Population per square mile.
  3. The Diversity Index is a scale of 0 to 100 that represents the likelihood that two persons, chosen at random from the same area, belong to different race or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.


2010-2018 2018-2023
Population 0.75% 0.17%
Households 0.43% 0.11%
Families 0.31% 0.04%
Median Household Income   1.74%
Per Capita Income   1.81%

Key West, FL 33040 - Peer Comparisons by Rank and Percentile

The table below compares 33040 to the other 970 ZIP Codes in Florida by rank and percentile using July 1, 2018 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.

Variable Description Rank Percentile
Total Population # 180 82nd
Population Density # 428 56th
Diversity Index # 330 66th
Median Household Income # 256 74th
Per Capita Income # 238 76th

Additional comparisons and rankings can be made with a VERY EASY TO USE Florida Census Data Comparison Tool.

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