ABCDEFGHIJKLMNOPQRSTUVWXYZAA
1
StateCountyAlzheimer's Dementia Prevalence Estimates, 2020
2
Total Pop. Age 65+
(nearest 100)
AD Cases Age 65+
(nearest 100)
AD Prevalence
(Age 65+)
3
Florida 4,638,100579,90012.5%
4
Columns C & D
are estimates that
have been
rounded to the
nearest 100 and
are not the exact
figures used to
calculate AD
prevalence in
column E.

State totals were
independently
modeled (and are not
sums of all counties)

Source:
Dhana et al.,
Alzheimer's &
Dementia, 2023
Alachua 41,1004,80011.6%
5
Baker 4,30050010.6%
6
Bay 32,3003,50010.9%
7
Bradford 5,20060011.7%
8
Brevard 148,80017,60011.8%
9
Broward 343,40047,80013.9%
10
Calhoun 2,70030011.7%
11
Charlotte 80,3009,20011.4%
12
Citrus 56,7006,20010.9%
13
Clay 37,0003,70010.1%
14
Collier 131,40016,30012.4%
15
Columbia 14,4001,60011.3%
16
DeSoto 8,8001,10012.1%
17
Dixie 4,20040010.4%
18
Duval 143,40017,30012.1%
19
Escambia 56,3006,50011.6%
20
Flagler 37,6004,20011.2%
21
Franklin 3,0003009.5%
22
Gadsden 8,8001,30014.5%
23
Gilchrist 4,00040010.8%
24
Glades 4,10050012.1%
25
Gulf 3,50040010.5%
26
Hamilton 2,70030012.2%
27
Hardee 4,60060012.2%
28
Hendry 6,00080013.0%
29
Hernando 54,8006,20011.4%
30
Highlands 38,9005,00012.7%
31
Hillsborough 223,20027,00012.1%
32
Holmes 4,00040010.9%
33
Indian River 56,2006,60011.8%
34
Jackson 9,6001,20012.6%
35
Jefferson 3,60040012.6%
36
Lafayette 1,50020010.5%
37
Lake 102,10011,80011.5%
38
Lee 233,20026,70011.4%
39
Leon 42,6005,00011.7%
40
Levy 10,8001,10010.3%
41
Liberty 1,30010010.7%
42
Madison 4,00050012.5%
43
Manatee 118,20013,60011.5%
44
Marion 109,40012,60011.5%
45
Martin 52,6006,50012.3%
46
Miami-Dade 459,90076,60016.6%
47
Monroe 17,5001,90010.6%
48
Nassau 21,2002,1009.8%
49
Okaloosa 35,1003,70010.6%
50
Okeechobee 8,7001,00011.5%
51
Orange 177,30022,60012.7%
52
Osceola 52,3006,60012.6%
53
Palm Beach 374,60051,60013.8%
54
Pasco 129,90014,60011.3%
55
Pinellas 253,30030,40012.0%
56
Polk 152,50017,90011.8%
57
Putnam 17,9002,00011.0%
58
Santa Rosa 31,2003,0009.6%
59
Sarasota 168,20020,20012.0%
60
Seminole 77,5009,30011.9%
61
St. Johns 58,5006,00010.2%
62
St. Lucie 84,50010,50012.4%
63
Sumter 82,1008,20010.0%
64
Suwannee 9,9001,10011.6%
65
Taylor 4,60050011.3%
66
Union 2,30020010.7%
67
Volusia 142,40016,30011.4%
68
Wakulla 5,6005009.5%
69
Walton 15,8001,5009.5%
70
Washington 4,60050010.2%
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100