| Rank |
County |
Land Area |
| 1 |
Shelby County, Tennessee
|
763.2
|
| 2 |
Wayne County, Tennessee
|
734.1
|
| 3 |
Fayette County, Tennessee
|
704.8
|
| 4 |
Cumberland County, Tennessee
|
681.0
|
| 5 |
Hardeman County, Tennessee
|
667.8
|
| 6 |
Monroe County, Tennessee
|
635.6
|
| 7 |
Greene County, Tennessee
|
622.2
|
| 8 |
Rutherford County, Tennessee
|
619.4
|
| 9 |
Lawrence County, Tennessee
|
617.1
|
| 10 |
Maury County, Tennessee
|
613.1
|
| 11 |
Hickman County, Tennessee
|
612.5
|
| 12 |
Giles County, Tennessee
|
610.9
|
| 13 |
Gibson County, Tennessee
|
602.7
|
| 14 |
Carroll County, Tennessee
|
599.2
|
| 15 |
Sevier County, Tennessee
|
592.5
|
| 16 |
Williamson County, Tennessee
|
582.6
|
| 17 |
Weakley County, Tennessee
|
580.4
|
| 18 |
Hardin County, Tennessee
|
577.3
|
| 19 |
Wilson County, Tennessee
|
570.8
|
| 20 |
Lincoln County, Tennessee
|
570.3
|
| 21 |
McNairy County, Tennessee
|
562.9
|
| 22 |
Henry County, Tennessee
|
562.1
|
| 23 |
Blount County, Tennessee
|
558.7
|
| 24 |
Madison County, Tennessee
|
557.1
|
| 25 |
Franklin County, Tennessee
|
554.5
|
| 26 |
Obion County, Tennessee
|
544.7
|
| 27 |
Hamilton County, Tennessee
|
542.4
|
| 28 |
Montgomery County, Tennessee
|
539.2
|
| 29 |
Haywood County, Tennessee
|
533.1
|
| 30 |
Scott County, Tennessee
|
532.3
|
| 31 |
Humphreys County, Tennessee
|
531.0
|
| 32 |
Sumner County, Tennessee
|
529.5
|
| 33 |
Morgan County, Tennessee
|
522.2
|
| 34 |
Henderson County, Tennessee
|
520.1
|
| 35 |
Dyer County, Tennessee
|
512.3
|
| 36 |
Knox County, Tennessee
|
508.2
|
| 37 |
Davidson County, Tennessee
|
504.0
|
| 38 |
Fentress County, Tennessee
|
498.6
|
| 39 |
Marion County, Tennessee
|
498.2
|
| 40 |
Dickson County, Tennessee
|
489.9
|
| 41 |
Hawkins County, Tennessee
|
487.0
|
| 42 |
Campbell County, Tennessee
|
480.2
|
| 43 |
Robertson County, Tennessee
|
476.3
|
| 44 |
Bedford County, Tennessee
|
473.6
|
| 45 |
Lauderdale County, Tennessee
|
472.0
|
| 46 |
Stewart County, Tennessee
|
459.3
|
| 47 |
Tipton County, Tennessee
|
458.4
|
| 48 |
Polk County, Tennessee
|
434.7
|
| 49 |
Claiborne County, Tennessee
|
434.6
|
| 50 |
Cocke County, Tennessee
|
434.6
|
| 51 |
Overton County, Tennessee
|
433.5
|
| 52 |
Warren County, Tennessee
|
432.7
|
| 53 |
McMinn County, Tennessee
|
430.1
|
| 54 |
Coffee County, Tennessee
|
429.0
|
| 55 |
Perry County, Tennessee
|
414.7
|
| 56 |
Sullivan County, Tennessee
|
413.4
|
| 57 |
Bledsoe County, Tennessee
|
406.4
|
| 58 |
Putnam County, Tennessee
|
401.1
|
| 59 |
Benton County, Tennessee
|
394.1
|
| 60 |
White County, Tennessee
|
376.7
|
| 61 |
Marshall County, Tennessee
|
375.5
|
| 62 |
Roane County, Tennessee
|
360.7
|
| 63 |
Grundy County, Tennessee
|
360.5
|
| 64 |
Carter County, Tennessee
|
341.2
|
| 65 |
Anderson County, Tennessee
|
337.2
|
| 66 |
Decatur County, Tennessee
|
333.9
|
| 67 |
Bradley County, Tennessee
|
328.8
|
| 68 |
Washington County, Tennessee
|
326.5
|
| 69 |
Rhea County, Tennessee
|
315.4
|
| 70 |
Smith County, Tennessee
|
314.3
|
| 71 |
Jackson County, Tennessee
|
308.3
|
| 72 |
Macon County, Tennessee
|
307.1
|
| 73 |
DeKalb County, Tennessee
|
304.4
|
| 74 |
Cheatham County, Tennessee
|
302.4
|
| 75 |
Johnson County, Tennessee
|
298.5
|
| 76 |
Chester County, Tennessee
|
285.7
|
| 77 |
Lewis County, Tennessee
|
282.1
|
| 78 |
Grainger County, Tennessee
|
280.6
|
| 79 |
Jefferson County, Tennessee
|
274.1
|
| 80 |
Van Buren County, Tennessee
|
273.4
|
| 81 |
Sequatchie County, Tennessee
|
265.9
|
| 82 |
Cannon County, Tennessee
|
265.6
|
| 83 |
Crockett County, Tennessee
|
265.5
|
| 84 |
Clay County, Tennessee
|
236.5
|
| 85 |
Loudon County, Tennessee
|
229.2
|
| 86 |
Union County, Tennessee
|
223.6
|
| 87 |
Hancock County, Tennessee
|
222.3
|
| 88 |
Houston County, Tennessee
|
200.3
|
| 89 |
Meigs County, Tennessee
|
195.1
|
| 90 |
Unicoi County, Tennessee
|
186.2
|
| 91 |
Lake County, Tennessee
|
165.8
|
| 92 |
Pickett County, Tennessee
|
163.0
|
| 93 |
Hamblen County, Tennessee
|
161.2
|
| 94 |
Moore County, Tennessee
|
129.2
|
| 95 |
Trousdale County, Tennessee
|
114.2
|