Polk County, Florida

County seat: Bartow · Population 874,790 (2025) · 1,799 sq mi

Polk County is the 9th most populous of Florida's 67 counties, with 874,790 people (2025 estimate). Its county seat is Bartow. It is part of the Central Florida region, one of the 10 Florida regional planning council regions. The map shows its 17 cities and towns and the 10 neighboring counties.

Map of Polk County, Florida with cities, towns and the county boundary
Polk County, Florida with its cities and towns, unincorporated communities (CDPs) and neighboring counties. Boundaries: U.S. Census Bureau, 2025. Free to use with attribution (CC BY 4.0).
Download PDF (Letter) 218 KBPNG image 117 KBFlorida county map

Polk County facts

County seat
Bartow
Population (2025 estimate)
874,790 +20.7% since 2020
Land area
1,799 sq mi 4th largest of 67
Water area
212 sq mi
Population density
486 per sq mi
Established
1861
Named after
James K. Polk President of the United States from 1845 to 1849 (1795–1849)
Largest city
Lakeland 125,520
Median household income
$65,978
Cities and towns
17 plus 24 CDPs
ZIP codes
45
Time zone
Eastern
FIPS code
12105

Cities and towns in Polk County

Polk County has 17 incorporated cities, towns and villages. Populations count the people living inside Polk County; cities that cross a county line also list the other counties.

NameTypePopulation 2025Also in
LakelandCity125,520
Winter HavenCity62,313
Haines CityCity45,973
Bartow (county seat)City23,617
AuburndaleCity21,369
Lake WalesCity18,650
DavenportCity18,110
Lake AlfredCity10,107
DundeeTown6,424
Eagle LakeCity6,415
Fort MeadeCity5,379
MulberryCity4,573
FrostproofCity3,519
Polk CityTown3,082
Lake HamiltonTown3,007
Highland ParkVillage293
Hillcrest HeightsTown284

Unincorporated communities (CDPs)

Census-designated places are communities without their own city government; the county provides their services.

CommunityPopulationAlso in
Poinciana36,696Osceola County
Four Corners18,818Lake, Orange and Osceola counties
Highland City13,276
Lakeland Highlands12,102
Medulla10,985
Fuller Heights10,083
Cypress Gardens10,077
Loughman7,591
Inwood7,556
Willow Oak7,454
Kathleen7,201
Jan Phyl Village5,708
Fussels Corner5,682
Crystal Lake5,451
Combee Settlement5,242
Alturas4,581
Wahneta3,876
Grenelefe2,797
Crooked Lake Park2,641
Babson Park1,093
Indian Lake Estates984
Bradley Junction631
Homeland363
Waverly187

ZIP codes in Polk County

45 ZIP codes reach into Polk County. ZIP codes ignore county lines, so some also cover a neighboring county.

Population of Polk County, 2020–2025

Polk County grew by 149,748 people (+20.7%) between April 2020 and July 2025: 906 more births than deaths and a net gain of 148,426 people from migration.

Year (July 1)Population
2020730,148
2021755,803
2022790,796
2023824,794
2024851,434
2025874,790

Neighboring counties

Printable Polk County map

The PDF is a vector file with real text: it prints sharp on Letter paper and you can search it for a town. The PNG is 2400 pixels wide for slides and documents. Both are free to use with a credit to WhichCounty.

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Sources

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