Cudjoe Key, Florida
15.4% of the households had children under the age of 18 living with them. 57.4% were married couples living together, and 8.7% were unmarried couples living together. 14.9% had a female householder with no husband or partner present. 19.1% had a male householder with no wife or partner present. 25.3% of all households were made up of a single person and 12.7% had someone living alone who was 65 years of age or older.