Listed for: Mitigation
Verified:Florida state license
Locations and reports
EPA puts Lee County, where Fort Myers is, in Zone 3, its lowest radon zone, and 20.3% of its 1,224 reported radon tests (2023) were at or above 4 pCi/L. Homes with elevated levels occur in all three zones, so only a test measures yours.
Data checked By Radon411Methodology
Share at 4+ pCi/L
20.3%
1.8 pts above FL
Lee, 7th of 30 in FL, 2023
Median result
2.2pCi/L
Below action level
Midpoint of Lee's tests, 2023
Nearest county
31.9%
Charlotte, 20 miles
91 tests, 2023
EPA radon zone
Zone 3
Low potential
1 highest, 3 lowest
Lee, where Fort Myers is
Tests reported
1,224
In Lee
Reported to CDC before any fix, 2023
Read a result for Fort Myers
EPA’s own thresholds; the figures are the area’s, never this home’s.
EPA’s reading of 2.2 pCi/L
Between 2 and 4 pCi/L
This result is between 2 and 4 pCi/L. EPA recommends considering a fix when the level is between 2 and 4 pCi/L. Lee County's median reported result, 2023.
The data
Fort Myers, What is published
Every figure for Fort Myers is a county's
Radon data is published by county, not by city, so for Fort Myers it is Lee County's: its EPA zone (Zone 3) and the 1,224 tests reported to CDC for 2023. Only a test tells you about one home.
Fort Myers covers 39.8 square miles of land, all of it in Lee County. About 101,581 people live there, 2,550 to the square mile.
Fort Myers, Counties
Lee County's EPA zone and the figures CDC publishes for it, 2023.
Lee CountyZone 3Lower predicted potential
Lee County ranks 7th of 30 Florida counties with 30 or more tests for that period, 1.8 points above the 18.5% pooled across Florida's counties, 13.1 points below the national pool of 33.4%.
The counties nearest Fort Myers with a CDC figure for 2023, measured from the middle of the city: Charlotte County (20 miles, 31.9% of 91 tests), Collier County (46 miles, 22.7% of 1,607 tests) and Sarasota County (50 miles, 12.3% of 496 tests). Across the 8 nearest, the share at or above 4 pCi/L runs from 7.5% to 40.1%; the farthest of them, Hillsborough County, is 95 miles away at 7.5%.
The directory lists 1 business with an address in Fort Myers, 1 for mitigation. Florida's other cities with a page of their own: Naples, Gainesville, Miami and Venice.
By distance from the middle of Fort Myers; counties with 30 or more tests.
Predicted: EPA Map of Radon Zones, by county. Measured: CDC tracking data, by county, 2023.
Fort Myers, Geology
USGS's geologic map puts all of Fort Myers' mapped land in one class: low radon potential. 85.8% of it lies in the area the map calls Gulf/Atlantic Lowland and Central Highland, to which USGS gives a radon index of 6, in the low band (5 to 8).
| Area | The rock, in USGS's words | Potential | Radon index | Share of land |
|---|---|---|---|---|
| Gulf/Atlantic Lowland and Central Highland | sand, silt, clay, gravel | Low | 6 | 85.8% |
Names, descriptions and indexes: U.S. Geological Survey, Geologic Radon Potential Map (2025). Shares: Radon411, from the map cut to the boundary.
Neither Fort Myers nor Lee County as a whole has any land USGS rates above low potential. Across Florida 7.1% of the land is rated moderate; none of Fort Myers' is.
The map rates the ground, not the air in any home.
Fort Myers, Homes
Fort Myers has 47,068 homes, and many share a building: 43% are in buildings of five or more, 36% are detached houses, against 55% across Lee County. Half of its homes were built before 2001, close to Lee County's 1995: 8% date from before 1960 and 51% from 2000 or later. Most occupied homes here are rented: owners live in 49% (Lee County: 74%). A tenant can run a test; a fix is the landlord's to make.
| Homes | Fort Myers | Lee County | Florida |
|---|---|---|---|
| Housing units | 47,068 | 430,243 | 10,082,356 |
| Detached houses | 36% | 55% | 55% |
| In buildings of 5 or more | 43% | 22% | 25% |
| Mobile homes | 2% | 9% | 8% |
| Built before 1960 | 8% | 3% | 10% |
| Built since 2000 | 51% | 43% | 30% |
| Middle year built | 2001 | 1995 | 1988 |
| Owner-occupied | 49% | 74% | 67% |
Census Bureau, American Community Survey, 2019 to 2023: estimates from a sample of homes, looser for a small place. Shares by Radon411.
Local help
Fort Myers, Professionals
Businesses whose listed city is Fort Myers, from the state registries and listings in the Radon411 directory, with the same business and certification status the directory shows.
Radon professionals listed in Fort Myers: 1 of 1
1 listing with Fort Myers as the city. See radon mitigation in Fort Myers, or all radon professionals in Florida.
Fort Myers, Local resources
Who to ask in Florida: its radon program, test kits and professionals.
What it means
Fort Myers, Questions
EPA's map puts Lee County, and with it Fort Myers, in Zone 3, the map's lowest class: a predicted county average under 2 pCi/L. A low zone does not clear a house: homes over the action level are found in all three.
Lee County's 1,224 tests for 2023 put 20.3% at or above 4 pCi/L: most tests near Fort Myers come back under EPA's action level, but not all. The median reported result was 2.2 pCi/L.
Yes. Roughly one reported test in 5 in Lee County reached 4 pCi/L. That is about what Florida as a whole reports (18.5%), and ranks Lee County 7th of the 30 Florida counties with 30 or more tests. Only a test puts a number on one house. How to test a home.
USGS's geologic map puts 85.8% of Fort Myers on one named area, "Gulf/Atlantic Lowland and Central Highland", rated low for radon potential, radon index 6.
Some are and some are not. Against Lee County's 20.3%, 3 of the 8 nearest counties with a figure report more and 5 less, from Hillsborough County (7.5%, 95 miles off) to Palm Beach County (40.1%, 84 miles off).
Radon411's directory has one business with an address in Fort Myers, listed for mitigation, none for testing. Every entry names the public list it was taken from. Radon professionals in Fort Myers.
The answers use the published figures of Lee County, the county Fort Myers lies in.
Explore