The following demographic information is taken from the United States Census Bureau's 2020 American Community Survey. It is not guaranteed to be accurate, but is an estimate of how many people live in Key Largo City. Key Largo is a small city, with a population of about 71,000 people. The city's population declined by 30 percent during the Great Depression, and it returned to its 1913 charter and boundaries.
As of the most recent United States Census, the median age of residents in Key Largo, FL was 52.9. This figure includes both native and foreign-born residents. The most common foreign-born country was Cuba, with 986,238 residents from the island nation. Next was Haiti, with 338,524 residents, and Colombia with 270,705 residents. Key Largo's population is made up of more than half African-American and Latino residents.
The population of Key West, Florida, has remained largely unchanged from the 1980s to the 1990s. Seventy percent of the population lived in the service sector, with half in the retail trade industry. Half of the service sector was composed of professionals and related occupations. Key West's economic base is largely in the service sector, while its manufacturing and wholesale trade sectors are low. Key West's median household income was $28,121, slightly higher than the state average. However, ten percent of its residents lived below the poverty line.
The population of Key Largo City is fairly evenly split between young and old residents. In 1990, forty-one percent of the city's population was under eighteen years, compared to 37.5% for Florida as a whole. In addition, nine percent of the population was under thirty-five years old, while thirty-seven percent was above the age of sixty-four. Key Largo City's average household size was one and a half people.