• county
  • FIPS 12021
  • Largest town: Naples

Collier County, Florida

Collier County had 416,233 residents in the Census Vintage 2024 estimate, on 1,997.0 square miles of land. It is the largest by land of Florida's 67 county-equivalents.

Population
416,233
#19 of 67 in Florida · #183 in US
Area
1,997.0 sq mi
#1 of 67 in Florida · #288 in US
Density
208 / sq mi
#34 of 67 in Florida · #546 in US
Median household income
$91,402
#3 of 67 in Florida · #224 in US

Census Vintage 2024 estimates · SAIPE 2023 income · 2024 Gazetteer land area

Collier County within Florida. Pin: Tallahassee.

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Collier County population, land area and income

Collier County had 416,233 residents in the Census Vintage 2024 estimate, on 1,997.0 square miles of land. It is the largest by land of Florida's 67 county-equivalents. That works out to 208.4 people per square mile, 2.2 times the US average of 96.3, and in the top quarter nationally.

The median county-equivalent in Florida has 154,693 residents, so Collier County is 2.7 times that size.

Its SAIPE 2023 median household income of $91,402 is in the top tenth among 3,143 counties with an estimate.

National rank among 3,144

Population

416,233

3144th1st

183rd of 3,144 (US)

Land area

1,997 sq mi

3144th1st

288th of 3,144 (US)

Density

208.4 / sq mi

3144th1st

546th of 3,144 (US)

Median household income

$91,402

3143rd1st

224th of 3,143 (US)

Rank within Florida (67)

Population

416,233

67th1st

19th of 67 (FL)

Land area

1,997 sq mi

67th1st

1st of 67 (FL)

Density

208.4 / sq mi

67th1st

34th of 67 (FL)

Median household income

$91,402

67th1st

3rd of 67 (FL)

How Collier County's population changed since 2020

Collier County gained 38,902 residents between the July 2020 and July 2024 estimates, a rise of 10.3%. That ranks 22nd of 67 in Florida for growth. The median Florida county changed by +7.8%, and the state as a whole by +8.2%.

Since the April 2020 estimates base, Collier County recorded 14,155 births and 18,608 deaths, a natural change of -4,453. Net international migration added +19,856 and net domestic migration, people moving to or from other US counties, came to +25,426. The largest single component was domestic migration, which added 25,426 people.

377.3k2020387.3k2021400.5k2022410.1k2023416.2k2024
Census Vintage 2024 county estimates for July 1 of each year. The axis starts above zero so year-to-year changes are visible.

Components of change, April 2020 to July 2024

Births
14,155
Deaths
18,608
Net international migration
+19,856
Net domestic migration
+25,426
Change, July 2023 to July 2024
+6,168

Where Collier County is

The Census internal point of Collier County is at 26.118800, -81.401000. It sits in UTM zone 17N. The map shades Florida's 67 county-equivalents by population change from 2020 to 2024, darker for faster growth, with Collier County outlined. Dots are towns of 1,000+ people with residents in it.

Escambia County: +2.7%Okaloosa County: +4.0%St. Lucie County: +17.9%Okeechobee County: +6.8%DeSoto County: +7.8%Bradford County: -0.5%Bay County: +14.4%Holmes County: +1.6%Gilchrist County: +13.1%Manatee County: +14.1%Hardee County: +2.9%Lafayette County: +5.0%Flagler County: +17.9%Nassau County: +14.7%Pasco County: +16.4%Martin County: +4.4%Palm Beach County: +5.9%Alachua County: +4.3%Lee County: +12.5%Brevard County: +8.2%Polk County: +16.8%Pinellas County: +0.6%Highlands County: +8.3%Hamilton County: +4.4%Wakulla County: +9.5%Clay County: +8.1%Suwannee County: +9.2%Madison County: +2.9%Columbia County: +6.0%Jackson County: +6.1%Calhoun County: -3.1%Franklin County: +4.0%Gulf County: +11.3%Hernando County: +11.5%Washington County: +4.7%Levy County: +10.9%Liberty County: +1.9%Putnam County: +5.3%Volusia County: +8.5%Walton County: +18.2%Osceola County: +19.7%Leon County: +2.2%Union County: +2.0%Sarasota County: +9.2%Dixie County: +5.6%Charlotte County: +12.8%Indian River County: +7.3%Broward County: +4.8%Hendry County: +16.1%Sumter County: +18.7%Miami-Dade County: +5.3%Citrus County: +10.1%Seminole County: +4.9%Lake County: +15.0%Marion County: +13.6%St. Johns County: +20.9%Gadsden County: +1.7%Jefferson County: +10.5%Baker County: +4.3%Glades County: +8.7%Collier County: +10.3%Duval County: +5.7%Taylor County: +0.4%Monroe County: -2.3%Hillsborough County: +7.8%Santa Rosa County: +9.9%Orange County: +7.1%
Change 2020 to 2024
  1. < +4.0%
  2. < +5.7%
  3. < +8.7%
  4. < +13.1%
  5. ≥ +13.1%
no data

Orange pin: Collier County internal point. Dark pin: Tallahassee.

Internal point

Decimal
26.118800, -81.401000
DMS
26°07'7.68"N 81°24'3.60"W
UTM
17N 459909.1E 2888902.1N
Geohash
dhwhedv95
Plus code
76RW4H9X+GH

Towns in Collier County

2 incorporated places of 1,000+ people have residents in Collier County, 36,722 people together, or 9% of the county. Each figure counts only the part of the town inside Collier County; towns marked "part" extend into another county. The largest is Naples with 20,168.

  1. 01Naples20,168
  2. 02Marco Island16,554
Census Vintage 2024 subcounty estimates, county parts of incorporated places (SUMLEV 157).

Counties bordering Collier County

The Census 2024 county adjacency file lists 5 neighbors for Collier County. The most populous is Miami-Dade County, FL, with 2,838,461 residents. Distances run between Census internal points in a straight line.

Distance to Tallahassee and the nearest big city

Tallahassee is 346.0 miles NNW of Collier County's internal point in a straight line. The nearest place of 100,000 or more is Cape Coral, FL (population 233,025), 51.7 miles away. The nearest place of 10,000 or more is Marco Island, FL (population 16,554), 22.9 miles away.

Collier County FIPS code

The FIPS code of Collier County is 12021: state code 12 for Florida plus county code 021. Use it as text, with the leading zero, when joining Census, BLS, or CDC county tables. SAIPE lists its 2023 median household income as $91,402.

Questions people ask

What is the population of Collier County, Florida?

The Census Vintage 2024 estimate for July 1, 2024 is 416,233. That is up 38,902 people (10.3%) from the July 2020 estimate of 377,331.

What is the FIPS code of Collier County?

12021. The first two digits (12) are Florida; the last three (021) identify the county.

What is the largest town in Collier County?

Naples, with 20,168 residents inside Collier County in 2024.

Which counties border Collier County?

5 county-equivalents border it in the Census 2024 adjacency file: Miami-Dade County, FL; Broward County, FL; Lee County, FL; Monroe County, FL; Hendry County, FL.

Sources and data as of

Data as of: Census Vintage 2024 population estimates, 2024 Gazetteer land area and internal points, SAIPE 2023 median household income.

  1. 01Census Vintage 2024 county population estimates
  2. 02Census 2024 Gazetteer, counties
  3. 03Census SAIPE 2023 state and county estimates
  4. 04Census Vintage 2024 subcounty population estimates
  5. 05Census 2024 county adjacency file
  6. 06Census 2024 cartographic boundary file, counties (1:5,000,000)

How every number is computed: methodology. Spotted a wrong figure? Report an error.