US Counties With the Highest Hurricane Risk

These counties carry the highest hurricane risk in the country according to FEMA's National Risk Index. Most line the Gulf and Atlantic coasts, exposed to storm surge, high winds, and flooding rainfall during the June–November season.

#	County	State	Hurricane risk	Overall
1	Harris County	Texas	10.0	8.7
2	Miami-Dade County	Florida	10.0	7.4
3	Broward County	Florida	10.0	6.8
4	Palm Beach County	Florida	10.0	7.2
5	Hillsborough County	Florida	10.0	7.5
6	Hidalgo County	Texas	10.0	8.2
7	Lee County	Florida	10.0	6.4
8	Brevard County	Florida	10.0	6.4
9	Jefferson County	Louisiana	10.0	7.5
10	Sarasota County	Florida	10.0	6.2
11	Mobile County	Alabama	10.0	8.3
12	Charleston County	South Carolina	10.0	7.7
13	Manatee County	Florida	10.0	6.7
14	Orleans County	Louisiana	10.0	7.3
15	Collier County	Florida	10.0	6.6
16	Horry County	South Carolina	10.0	7.9
17	Chatham County	Georgia	10.0	7.6
18	Beaufort County	South Carolina	10.0	7.6
19	Orange County	Florida	9.9	7.0
20	Pinellas County	Florida	9.9	6.7
21	Polk County	Florida	9.9	6.9
22	Pasco County	Florida	9.9	6.3
23	Volusia County	Florida	9.9	6.6
24	East Baton Rouge County	Louisiana	9.9	7.9
25	Cameron County	Texas	9.9	8.0
26	Marion County	Florida	9.9	6.8
27	Nueces County	Texas	9.9	8.1
28	St. Lucie County	Florida	9.9	6.1
29	Escambia County	Florida	9.9	7.0
30	St. Tammany County	Louisiana	9.9	7.9
31	Jefferson County	Texas	9.9	7.9
32	Lafayette County	Louisiana	9.9	7.3
33	Baldwin County	Alabama	9.9	7.7
34	Berkeley County	South Carolina	9.9	7.5
35	New Hanover County	North Carolina	9.9	7.1
36	Calcasieu County	Louisiana	9.9	7.8
37	Okaloosa County	Florida	9.9	6.8
38	Harrison County	Mississippi	9.9	7.8
39	Onslow County	North Carolina	9.9	7.3
40	Charlotte County	Florida	9.9	5.9
41	Bay County	Florida	9.9	6.3
42	Dorchester County	South Carolina	9.9	6.7
43	Indian River County	Florida	9.9	5.8
44	Martin County	Florida	9.9	6.0
45	Citrus County	Florida	9.9	5.9
46	Jackson County	Mississippi	9.9	7.2
47	Brunswick County	North Carolina	9.9	7.3
48	Tangipahoa County	Louisiana	9.9	7.5
49	Ascension County	Louisiana	9.9	6.9
50	Terrebonne County	Louisiana	9.9	6.6

Source: FEMA National Risk Index. Scores normalized 1–10. City scores inherit county-level FEMA data. For informational purposes only.

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