List: St. Johns County named healthiest county in Florida

St. Johns County took the top spot for the sixth consecutive year in a ranking of Florida's healthiest counties.

The study, released by the Robert Wood Johnson Foundation, ranked Duval County No. 55 on the list, down seven spots from 2016.

Clay and Nassau counties were both in the top third of counties, with Clay ranked at 9 and Nassau at 18.

Baker County ranked 39 and Union County ranked last.

Two main categories were included in the ranking: health outcomes and factors.

Health outcomes were described as a measure of today's health and health factors were indicators of future health.

Full list of Florida county rankings: 
1 St. Johns 
2 Collier 
3 Sarasota 
4 Seminole 
5 Martin 
6 Lafayette 
7 Santa Rosa 
8 Palm Beach 
9 Clay 
10 Monroe 
11 Okaloosa 
12 Lee 
13 Indian River 
14 Flagler 
15 Sumter 
16 Orange 
17 Leon 
18 Nassau 
19 Broward 
20 Wakulla 
21 Manatee 
22 Charlotte 
23 Miami-Dade 
24 Lake 
25 Brevard 
26 Alachua 
27 Calhoun 
28 Pinellas 
29 Hillsborough 
30 Osceola 
31 St. Lucie 
32 Walton 
33 Gulf 
34 DeSoto 
35 Pasco 
36 Polk 
37 Washington 
38 Taylor 
39 Baker 
40 Hernando 
41 Franklin 
42 Volusia 
43 Marion 
44 Liberty 
45 Glades 
46 Bay 
47 Hardee 
48 Highlands 
49 Gilchrist 
50 Jackson
51 Jefferson 
52 Citrus 
53 Hendry 
54 Suwannee 
55 Duval 
56 Dixie 
57 Columbia
58 Escambia
59 Holmes
60 Levy 
61 Bradford 
62 Okeechobee 
63 Hamilton
64 Putnam 
65 Madison 
66 Gadsden 
67 Union

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