By-county list of Odonates recorded at Odonata Central as of mid-summer, 2018. Tennessee has 95 counties.
Anderson 46
Bedford 52
Benton 14
Bledsoe 32
Blount 90
Bradley 28
Campbell 60
Cannon 19
Carroll 50
Carter 67
Cheatham 43
Chester 59
Claiborne 44
Clay 6
Cocke 51
Coffee 53
Crockett 9
Cumberland 75
Davidson 84
Decatur 33
Dekalb 13
Dickson 47
Dyer 18
Fayette 56
Fentress 42
Franklin 71
Gibson 8
Giles 16
Grainger 37
Greene 64
Grundy 71
Hamblen 29
Hamilton 31
Hancock 26
Hardeman 54
Hardin 67
Hawkins 44
Haywood 22
Henderson 32
Henry 31
Hickman 22
Houston 10
Humphreys 27
Jackson 18
Jefferson 35
Johnson 48
Knox 70
Lake 14
Lauderdale 25
Lawrence 33
Lewis 69
Lincoln 14
Loudon 24
Macon 16
Madison 37
Marion 34
Marshall 51
Maury 52
McMinn 25
McNairy 44
Meigs 32
Monroe 62
Montgomery 30
Moore 21
Morgan 56
Obion 37
Overton 37
Perry 35
Pickett 56
Polk 52
Putnam 29
Rhea 30
Roane 39
Robertson 40
Rutherford 57
Scott 44
Sequatchie 20
Sevier 49
Shelby 59
Smith 10
Stewart 33
Sullivan 78
Sumner 30
Tipton 17
Trousdale 25
Unicoi 52
Union 30
Van Buren 30
Warren 23
Washington 36
Wayne 48
Weakley 23
White 24
Williamson 38
Wilson 39