Land for Sale in Polk County, FL
Polk County is central Florida's growth corridor between Tampa and Orlando: 2,011 square miles with 725,046 residents (2020 census), Lakeland as its largest city and Interstate 4 running through it. Land ranges from citrus and cattle ground to subdivisions to the Green Swamp, a designated area of critical state concern where building is sharply limited. This guide covers the market and that swamp.
Polk County at a glance
- County seat: Bartow. Largest city: Lakeland. Other cities include Winter Haven, Lake Wales and Haines City.
- 2020 population 725,046; about 2,011 square miles, 213 of them water.
- Interstate 4 runs through the county's growth corridor between Tampa and Orlando.
- Phosphate mining has been one of the county's largest industries; Polk was the leading U.S. citrus county for much of the 20th century.
- The Green Swamp has been an area of critical state concern since 1979.
The Polk County land market
Growth along I-4 drives demand for subdivision land, commercial sites and homesites, while the east and south hold groves, pasture, mined land and ranches. Parcels near Lakeland, Winter Haven, Haines City and the I-4 interchanges cost the most. Because Polk lies between two metro areas, large tracts attract developers, and small lots attract buyers who want a rural homesite within a drive of Tampa or Orlando.
The Green Swamp area of critical state concern
The Green Swamp has been an area of critical state concern since July 1979 under Florida Statutes section 380.0551, and development there follows state and local rules. A Polk County planner has been quoted saying the county requires a minimum lot size of 20 acres to build a house in the Green Swamp, and the same report said state, district and county rules make anything other than agriculture, grazing, logging or sand mining problematic. Verify the current land development code for the parcel.
The swamp is also a cautionary tale for lot buyers: thousands of acres were sold in the 1980s and 1990s, including the Devonwood area, to buyers in the United States and Mexico, and more than 100 landowners received deeds to parcels that still have no road access. A 1993 landowner coalition report described the land as virtually undevelopable under existing Polk County criteria. Before you buy any parcel in or near the Green Swamp, confirm the county future land use category and zoning, recorded legal road access and wetland and flood status.
Wetlands, septic and utilities
Much of Polk County is low and wet, so wetlands and the FEMA flood zone are central checks, and building near them needs permits. Septic systems must meet Florida Department of Health rules, and public water and sewer are mainly in and around the cities, so confirm service. Many rural parcels are on dirt roads or easements, so confirm recorded legal access.
Before you buy land in Polk County
- Whether the parcel is in or near the Green Swamp and its allowed density.
- Recorded legal road access, not just a platted road on paper.
- Wetlands, flood zone and septic or sewer availability.
- Zoning and future land use category from Polk County.
- Agricultural classification, mineral rights and any phosphate-mining history.
Perc tests and septic for raw landHow to verify legal access to land
Frequently asked questions
What is the Green Swamp?
An area of critical state concern in central Florida, designated in 1979, where development is limited by state and county rules.
Can I build a house in the Green Swamp?
A Polk County planner has said the county requires a 20-acre minimum lot size to build a house there. Confirm the current rule and the parcel's legal road access with the county.
Why is Polk County growing?
It sits along Interstate 4 between Tampa and Orlando, which drives residential and commercial development.