How many people live in Collier County, FL?
Updated Apr. 6, 2026Refreshed annually
In 2024, there were about 416,200 people living in Collier County, FL. That makes Collier County the 19th-most populous county in Florida. It is home to 1.8% of people living in the state.
416K
population of Collier County, FL (2024)
1.8%
County share of the Florida population (2024)
About 416,200 people lived in Collier County, FL in 2024.
Population estimates, 2000–2024
What are Collier County, FL’s age demographics?
About 142,800 Collier County, FL residents are aged 65 and older in 2024. That represents 34.3% of its population. For comparison, the age group represents 21.8% of Florida’s population and 18% in the US overall.
Another 67,100 Collier County residents, or 16.1% of the population, were children under 18. For comparison, the age group represents 19.3% of Florida’s population and 21.6% in the US overall.
A higher share of Collier County, FL's population is aged 65 or older than the US as a whole.
Population estimates by age group, (2024)
What are Collier County, FL’s racial and ethnic demographics?
Non-Hispanic white residents make up 60.7% of the Collier County, FL population, higher than the national share of 57.5%. Collier County, FL also has a larger share of people identifying as Hispanic (29.6%) than the US overall (20%).
In contrast, Collier County’s non-Hispanic Black or African American population accounts for 6.7%, below the 12.6% nationwide, and the non-Hispanic Asian population makes up 1.7% of the county, compared with 6.5% nationally.
Racial and ethnic make up differ based on location. These figures reflect how people identified their race alone (not in combination with other races), and separate out Hispanic or Latino ethnicity, following Census reporting standards.
Collier County, FL has a higher share of a non-Hispanic white population than Florida as a whole.
Population estimates by race and ethnicity, (2024)
The largest city or town in Collier County, FL is Naples with about 20,200 residents in 2024.
Cities and towns in Collier County, FL ranked by population
Population (2024), includes only portions within county
| City or town | Population | |
|---|---|---|
| 1. | Naples | 20,168 |
| 2. | Marco Island | 16,554 |
| 3. | Everglades | 396 |
| 4. | Balance of Collier County | 379,115 |
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Methodology
USAFacts standardizes data, in areas such as time and demographics, to make it easier to understand and compare.
The analysis was generated with the help of AI and reviewed by USAFacts for accuracy.
Page sources
USAFacts endeavors to share the most up-to-date information available. We sourced the data on this page directly from government agencies; however, the intervals at which agencies publish updated data vary.
