Florida Cities Ranked by Indoor Radon Levels

Measured averages from Airthings devices across Florida, USA. Action level: 4 pCi/L — the threshold at which remediation is recommended.

Bloomingdale has the highest measured indoor radon in Florida at 5.2 pCi/L, based on Airthings measurements across 164 cities.

Updated August 16, 2026

Highest city

5.2pCi/L

Bloomingdale

Florida city average

1.5pCi/L

across 164 cities

Above action level

8/ 164

cities

Florida Cities Ranked by Indoor Radon Levels
#	Location	Avg level	Monitors	vs action level
1	Bloomingdale	5.2 pCi/L	11	1.3× over
2	Bartow	4.9 pCi/L	7	1.2× over
3	Brandon	4.6 pCi/L	6	1.1× over
4	Loxahatchee Groves	4.6 pCi/L	7	1.1× over
5	Lakeland	4.3 pCi/L	10	1.1× over
6	High Springs	4.2 pCi/L	9	1.1× over
7	Mango	4.2 pCi/L	6	1.0× over
8	Golden Gate	4.1 pCi/L	7	1.0× over
✓ Below EPA action level (4 pCi/L)
9	South Miami	4.0 pCi/L	21	1.0× under
10	Englewood	3.7 pCi/L	6	0.9× under
11	Fort Myers	3.5 pCi/L	8	0.9× under
12	Gainesville	3.1 pCi/L	69	0.8× under
13	Alachua	3.0 pCi/L	27	0.8× under
14	Coral Terrace	3.0 pCi/L	6	0.7× under
15	Bradenton	2.9 pCi/L	6	0.7× under
16	Bal Harbour	2.8 pCi/L	8	0.7× under
17	Orangetree	2.8 pCi/L	19	0.7× under
18	Vineyards	2.8 pCi/L	33	0.7× under
19	Palm Beach Gardens	2.6 pCi/L	36	0.7× under
20	Ocala	2.6 pCi/L	30	0.7× under
21	Ellenton	2.6 pCi/L	20	0.6× under
22	Punta Gorda	2.6 pCi/L	6	0.6× under
23	Naples	2.5 pCi/L	61	0.6× under
24	Coral Gables	2.5 pCi/L	32	0.6× under
25	Lakeland Highlands	2.4 pCi/L	7	0.6× under
26	Naples Park	2.3 pCi/L	12	0.6× under
27	Memphis	2.3 pCi/L	6	0.6× under
28	Villages of Oriole	2.2 pCi/L	13	0.6× under
29	Allapattah	2.2 pCi/L	6	0.6× under
30	Sarasota	2.2 pCi/L	23	0.6× under
31	Boca Pointe	2.2 pCi/L	15	0.5× under
32	Lely Resort	2.2 pCi/L	7	0.5× under
33	Marco	2.1 pCi/L	10	0.5× under
34	Coconut Grove	2.1 pCi/L	39	0.5× under
35	West Miami	2.1 pCi/L	29	0.5× under
36	Pinecrest	2.1 pCi/L	21	0.5× under
37	Tallahassee	2.1 pCi/L	78	0.5× under
38	Bonita Springs	2.0 pCi/L	54	0.5× under
39	Valrico	2.0 pCi/L	15	0.5× under
40	Miami	2.0 pCi/L	58	0.5× under
41	Three Oaks	1.9 pCi/L	19	0.5× under
42	Port Salerno	1.9 pCi/L	10	0.5× under
43	El Portal	1.9 pCi/L	9	0.5× under
44	Pinellas Park	1.9 pCi/L	6	0.5× under
45	Homestead	1.8 pCi/L	6	0.5× under
46	North Bay Village	1.8 pCi/L	13	0.5× under
47	Citrus Ridge	1.8 pCi/L	19	0.4× under
48	Estero	1.8 pCi/L	20	0.4× under
49	Pine Ridge	1.7 pCi/L	13	0.4× under
50	Highland City	1.7 pCi/L	8	0.4× under
51	The Crossings	1.7 pCi/L	8	0.4× under
52	Kendall	1.7 pCi/L	9	0.4× under
53	Tierra Verde	1.7 pCi/L	46	0.4× under
54	Sunrise	1.7 pCi/L	9	0.4× under
55	Harbour Heights	1.7 pCi/L	6	0.4× under
56	Fernandina Beach	1.6 pCi/L	8	0.4× under
57	Ormond Beach	1.6 pCi/L	6	0.4× under
58	Parkland	1.6 pCi/L	38	0.4× under
59	Odessa	1.6 pCi/L	7	0.4× under
60	Sewall's Point	1.6 pCi/L	6	0.4× under
61	Fort Lauderdale	1.5 pCi/L	28	0.4× under
62	Saint Augustine	1.5 pCi/L	13	0.4× under
63	Tamiami	1.5 pCi/L	8	0.4× under
64	Southgate	1.4 pCi/L	6	0.4× under
65	Clermont	1.4 pCi/L	7	0.4× under
66	Celebration	1.4 pCi/L	12	0.3× under
67	Gateway	1.3 pCi/L	14	0.3× under
68	Palm Beach	1.3 pCi/L	19	0.3× under
69	The Meadows	1.3 pCi/L	35	0.3× under
70	Kings Point	1.3 pCi/L	17	0.3× under
71	Delray Beach	1.3 pCi/L	9	0.3× under
72	Fish Hawk	1.3 pCi/L	12	0.3× under
73	Jupiter	1.3 pCi/L	25	0.3× under
74	Mount Dora	1.3 pCi/L	6	0.3× under
75	Grant-Valkaria	1.2 pCi/L	7	0.3× under
76	South Patrick Shores	1.2 pCi/L	7	0.3× under
77	Clearwater	1.2 pCi/L	9	0.3× under
78	Casselberry	1.2 pCi/L	7	0.3× under
79	Lake Sarasota	1.2 pCi/L	11	0.3× under
80	North Palm Beach	1.2 pCi/L	18	0.3× under
81	Avon Park	1.2 pCi/L	15	0.3× under
82	Orlando	1.2 pCi/L	37	0.3× under
83	River Park	1.2 pCi/L	7	0.3× under
84	Lauderhill	1.1 pCi/L	6	0.3× under
85	Tampa	1.1 pCi/L	58	0.3× under
86	Villano Beach	1.1 pCi/L	7	0.3× under
87	Glenvar Heights	1.1 pCi/L	12	0.3× under
88	Lakeside	1.1 pCi/L	11	0.3× under
89	Lely	1.1 pCi/L	11	0.3× under
90	Pine Island Ridge	1.1 pCi/L	8	0.3× under
91	Niceville	1.1 pCi/L	8	0.3× under
92	Limestone Creek	1.1 pCi/L	7	0.3× under
93	Davie	1.1 pCi/L	6	0.3× under
94	Miami Beach	1.1 pCi/L	35	0.3× under
95	Tamarac	1.1 pCi/L	9	0.3× under
96	Indian Harbour Beach	1.0 pCi/L	8	0.3× under
97	Saint Petersburg	1.0 pCi/L	41	0.3× under
98	Alafaya	1.0 pCi/L	25	0.3× under
99	Loughman	1.0 pCi/L	8	0.3× under
100	Port Saint Lucie	1.0 pCi/L	15	0.3× under
101	San Antonio	1.0 pCi/L	8	0.3× under
102	Saint Cloud	1.0 pCi/L	12	0.3× under
103	Deerfield Beach	1.0 pCi/L	11	0.3× under
104	Zephyrhills West	1.0 pCi/L	8	0.3× under
105	Sunshine Ranches	1.0 pCi/L	16	0.2× under
106	Wildwood	1.0 pCi/L	6	0.2× under
107	Land O' Lakes	1.0 pCi/L	14	0.2× under
108	Palm Coast	1.0 pCi/L	7	0.2× under
109	Sunny Isles Beach	1.0 pCi/L	6	0.2× under
110	Plantation	0.9 pCi/L	12	0.2× under
111	Boca Raton	0.9 pCi/L	8	0.2× under
112	Highland Beach	0.9 pCi/L	27	0.2× under
113	Citrus Park	0.9 pCi/L	10	0.2× under
114	Country Club	0.9 pCi/L	12	0.2× under
115	Greenacres City	0.9 pCi/L	9	0.2× under
116	Southwest Ranches	0.9 pCi/L	8	0.2× under
117	Sunset	0.9 pCi/L	7	0.2× under
118	Bay Hill	0.8 pCi/L	17	0.2× under
119	Boca Del Mar	0.8 pCi/L	33	0.2× under
120	Palm Harbor	0.8 pCi/L	7	0.2× under
121	Poinciana	0.8 pCi/L	8	0.2× under
122	Wellington	0.8 pCi/L	10	0.2× under
123	Sun City Center	0.8 pCi/L	6	0.2× under
124	Buenaventura Lakes	0.8 pCi/L	16	0.2× under
125	Gandy	0.8 pCi/L	9	0.2× under
126	Jacksonville Beach	0.8 pCi/L	10	0.2× under
127	Heathrow	0.8 pCi/L	12	0.2× under
128	Winter Park	0.8 pCi/L	13	0.2× under
129	Apopka	0.7 pCi/L	7	0.2× under
130	Royal Palm Beach	0.7 pCi/L	10	0.2× under
131	Chuluota	0.7 pCi/L	6	0.2× under
132	Desoto Lakes	0.7 pCi/L	9	0.2× under
133	Westchase	0.7 pCi/L	6	0.2× under
134	Conway	0.7 pCi/L	13	0.2× under
135	West Palm Beach	0.7 pCi/L	12	0.2× under
136	Maitland	0.7 pCi/L	7	0.2× under
137	Goldenrod	0.7 pCi/L	12	0.2× under
138	Fairview Shores	0.6 pCi/L	6	0.2× under
139	Oakland	0.6 pCi/L	7	0.2× under
140	Safety Harbor	0.6 pCi/L	12	0.2× under
141	Pebble Creek	0.6 pCi/L	17	0.2× under
142	Weston	0.6 pCi/L	28	0.2× under
143	Wilton Manors	0.6 pCi/L	6	0.2× under
144	Gulfport	0.6 pCi/L	6	0.1× under
145	Palm Springs North	0.6 pCi/L	12	0.1× under
146	Feather Sound	0.6 pCi/L	6	0.1× under
147	Fruit Cove	0.6 pCi/L	27	0.1× under
148	Fruitville	0.5 pCi/L	6	0.1× under
149	Wesley Chapel	0.5 pCi/L	8	0.1× under
150	Palm City	0.5 pCi/L	10	0.1× under
151	Hollywood	0.5 pCi/L	8	0.1× under
152	Oviedo	0.5 pCi/L	9	0.1× under
153	Rockledge	0.5 pCi/L	6	0.1× under
154	Palm Valley	0.5 pCi/L	9	0.1× under
155	Hallandale Beach	0.5 pCi/L	7	0.1× under
156	Coral Springs	0.5 pCi/L	16	0.1× under
157	Laguna Beach	0.5 pCi/L	6	0.1× under
158	Gotha	0.5 pCi/L	6	0.1× under
159	East Lake	0.4 pCi/L	6	0.1× under
160	Winter Garden	0.4 pCi/L	11	0.1× under
161	Vero Beach	0.4 pCi/L	9	0.1× under
162	Green Cove Springs	0.4 pCi/L	6	0.1× under
163	Jacksonville	0.3 pCi/L	23	0.1× under
164	Lake Park	0.2 pCi/L	6	0.1× under

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