Cudjoe Key, FL Profile: Facts, Map & Data


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Cudjoe Key, Florida - Basic Facts

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The Cudjoe Key Census Designated Place had a population of 1,803 as of July 1, 2017. Cudjoe Key ranks in the lower quartile for Population Density and Diversity Index when compared to the other cities, towns and Census Designated Places (CDPs) in Florida. See peer rankings below.

The primary coordinate point for Cudjoe Key is located at latitude 24.6782 and longitude -81.4894 in Monroe County. The formal boundaries for the Cudjoe Key Census Designated Place (see map below) encompass a land area of 5.17 sq. miles and a water area of 5.28 sq. miles. Monroe County is in the Eastern time zone (GMT -5). The elevation is 0 feet.

The Cudjoe Key Census Designated Place (GNIS ID: 2402389) has a U1 Census Class Code which indicates a census designated place with an official federally recognized name. It also has a Functional Status Code of "S" which identifies a statistical entity.

Florida is one of 20 states where Census County Divisions (CCDs) are used for statistical tracking of subdivisions within each county. The Cudjoe Key Census Designated Place is located within Lower Keys CCD of Monroe County.

Beneath the boundary map are tables with Cudjoe Key population, income and housing data, five-year growth projections and peer comparisons for key demographic data. The estimates are for July 1, 2017.

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Cudjoe Key Census Designated Place, FL Boundary Map

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Cudjoe Key, FL Data & Demographics (As of July 1, 2017)


Total Population 1,803
Daytime Population: Workers 286
Daytime Population: Residents 1,114
Total Daytime Population (TDP) 1,400
Ratio TDP/Total Population1 0.78
Population in Households 1,801
Population in Familes 1,355
Population in Group Qrtrs 2
Population Density2 349
Diversity Index3 18


Median Household Income $77,075
Average Household Income $100,147
Per Capita Income $47,452


Total Housing Units 1,745 (100%)
Owner Occupied HU 615 (35.2%)
Renter Occupied HU 239 (13.7%)
Vacant Housing Units 891 (51.1%)
Median Home Value $491,327
Average Home Value $595,081


Total Households 854
Average Household Size 2.11
Family Households 555
Average Family Size 2
  1. If the ratio of the TDP to Total Population is greater than 1, the location gains population during the day when commuting workers are present. If the ratio is less than 1, the location is more of a bedroom community where people commute to another place for work.
  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.


2010-2017 2017-2022
Population 0.31% 0.51%
Households 0.24% 0.44%
Families 0.15% 0.39%
Median Household Income   2.36%
Per Capita Income   2.81%

Cudjoe Key, FL - Peer Comparisons by Rank and Percentile

The table below compares Cudjoe Key to the other 919 incorporated cities, towns and CDPs in Florida by rank and percentile using July 1, 2017 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 # 678 26th
Population Density # 765 17th
Diversity Index # 821 11th
Median Household Income # 85 91st
Per Capita Income # 93 90th

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

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