County
| FIPS Code [6]
| County Seat [1][3]
| Founded [1]
| Formed from [7]
| Named for [7]
| Population (2000) [1][8][3]
| Area [1][2][3]
| Map
|
| Anderson County
| 001
| Clinton | 1801 | Knox and Grainger Counties | Joseph Anderson (1757–1837), U.S. Senator from Tennessee and first Comptroller of the U.S. Treasury.
| &&&&&&&&&&071330.&&&&&071,330
| &&&&&&&&&&&&0338.&&&&&0338 sq mi (&&&&&&&&&&&&0875.&&&&&0875 km²) | Image:Map of Tennessee highlighting Anderson County.svg
|
| Bedford County
| 003
| Shelbyville | 1807 | Rutherford County | Revolutionary War officer Thomas Bedford, a large landowner in the area
| &&&&&&&&&&037586.&&&&&037,586
| &&&&&&&&&&&&0474.&&&&&0474 sq mi (&&&&&&&&&&&01228.&&&&&01,228 km²) | Image:Map of Tennessee highlighting Bedford County.svg
|
| Benton County
| 005
| Camden | 1835 | Humphreys County | Creek War veteran David Benton (1779-1860), an early settler in the county.
| &&&&&&&&&&016537.&&&&&016,537
| &&&&&&&&&&&&0394.&&&&&0394 sq mi (&&&&&&&&&&&01020.&&&&&01,020 km²) | Image:Map of Tennessee highlighting Benton County.svg
|
| Bledsoe County
| 007
| Pikeville | 1807 | Roane County and Indian lands | Anthony Bledsoe, Revolutionary War soldier, surveyor, and early settler in Sumner County
| &&&&&&&&&&012367.&&&&&012,367
| &&&&&&&&&&&&0406.&&&&&0406 sq mi (&&&&&&&&&&&01052.&&&&&01,052 km²) | Image:Map of Tennessee highlighting Bledsoe County.svg
|
| Blount County
| 009
| Maryville | 1795 | Knox County | William Blount (1749–1800), governor of the Southwest Territory and later U.S. Senator
| &&&&&&&&&0105823.&&&&&0105,823
| &&&&&&&&&&&&0559.&&&&&0559 sq mi (&&&&&&&&&&&01448.&&&&&01,448 km²) | Image:Map of Tennessee highlighting Blount County.svg
|
| Bradley County
| 011
| Cleveland | 1836 | Indian lands | Tennessee state legislator Edward Bradley.
| &&&&&&&&&&087965.&&&&&087,965
| &&&&&&&&&&&&0329.&&&&&0329 sq mi (&&&&&&&&&&&&0852.&&&&&0852 km²) | Image:Map of Tennessee highlighting Bradley County.svg
|
| Campbell County
| 013
| Jacksboro | 1806 | Anderson and Claiborne counties | Virginia House of Burgesses member Arthur Campbell (1743–1811), who was a negotiator of Indian treaties.
| &&&&&&&&&&039854.&&&&&039,854
| &&&&&&&&&&&&0480.&&&&&0480 sq mi (&&&&&&&&&&&01243.&&&&&01,243 km²) | Image:Map of Tennessee highlighting Campbell County.svg
|
| Cannon County
| 015
| Woodbury | 1836 | Rutherford, Smith and Warren counties | Governor of Tennessee Newton Cannon (1781–1841).
| &&&&&&&&&&012826.&&&&&012,826
| &&&&&&&&&&&&0266.&&&&&0266 sq mi (&&&&&&&&&&&&0689.&&&&&0689 km²) | Image:Map of Tennessee highlighting Cannon County.svg
|
| Carroll County
| 017
| Huntingdon | 1821 | Indian lands | Governor of Tennessee William Carroll (1788–1844).
| &&&&&&&&&&029475.&&&&&029,475
| &&&&&&&&&&&&0599.&&&&&0599 sq mi (&&&&&&&&&&&01551.&&&&&01,551 km²) | Image:Map of Tennessee highlighting Carroll County.svg
|
| Carter County
| 019
| Elizabethton | 1796 | Washington County | Speaker of the State of Franklin senate Landon Carter (1710–1778).
| &&&&&&&&&&056742.&&&&&056,742
| &&&&&&&&&&&&0341.&&&&&0341 sq mi (&&&&&&&&&&&&0883.&&&&&0883 km²) | Image:Map of Tennessee highlighting Carter County.svg
|
| Cheatham County
| 021
| Ashland City | 1856 | Davidson, Dickson, Montgomery and Robertson counties | Tennessee state legislator Edward Cheatham.
| &&&&&&&&&&035912.&&&&&035,912
| &&&&&&&&&&&&0303.&&&&&0303 sq mi (&&&&&&&&&&&&0785.&&&&&0785 km²) | Image:Map of Tennessee highlighting Cheatham County.svg
|
| Chester County
| 023
| Henderson | 1879 | Hardeman, Henderson, McNairy and Madison counties | Tennessee state legislator Robert I. Chester.
| &&&&&&&&&&015540.&&&&&015,540
| &&&&&&&&&&&&0289.&&&&&0289 sq mi (&&&&&&&&&&&&0749.&&&&&0749 km²) | Image:Map of Tennessee highlighting Chester County.svg
|
| Claiborne County
| 025
| Tazewell | 1801 | Grainger and Hawkins counties | Governor of Louisiana and Governor of Mississippi Territory William C. C. Claiborne (1775–1817).
| &&&&&&&&&&029862.&&&&&029,862
| &&&&&&&&&&&&0434.&&&&&0434 sq mi (&&&&&&&&&&&01124.&&&&&01,124 km²) | Image:Map of Tennessee highlighting Claiborne County.svg
|
| Clay County
| 027
| Celina | 1870 | Jackson and Overton counties | U.S. Speaker of the House Henry Clay (1777–1852).
| &&&&&&&&&&&07976.&&&&&07,976
| &&&&&&&&&&&&0236.&&&&&0236 sq mi (&&&&&&&&&&&&0611.&&&&&0611 km²) | Image:Map of Tennessee highlighting Clay County.svg
|
| Cocke County
| 029
| Newport | 1797 | Jefferson County | William Cocke (1747–1828), one of Tennessee's first U.S. Senators.
| &&&&&&&&&&033565.&&&&&033,565
| &&&&&&&&&&&&0434.&&&&&0434 sq mi (&&&&&&&&&&&01124.&&&&&01,124 km²) | Image:Map of Tennessee highlighting Cocke County.svg
|
| Coffee County
| 031
| Manchester | 1836 | Bedford, Warren and Franklin counties | John Coffee (1772–1833), frontiersman, planter, and veteran of Creek War and War of 1812.
| &&&&&&&&&&048014.&&&&&048,014
| &&&&&&&&&&&&0429.&&&&&0429 sq mi (&&&&&&&&&&&01111.&&&&&01,111 km²) | Image:Map of Tennessee highlighting Coffee County.svg
|
| Crockett County
| 033
| Alamo | 1871 | Haywood, Madison, Dyer and Gibson counties | Davy Crockett (1786–1836), frontier humorist, Congressman, and defender of the Alamo.
| &&&&&&&&&&014532.&&&&&014,532
| &&&&&&&&&&&&0265.&&&&&0265 sq mi (&&&&&&&&&&&&0686.&&&&&0686 km²) | Image:Map of Tennessee highlighting Crockett County.svg
|
| Cumberland County
| 035
| Crossville | 1855 | White, Bledsoe, Rhea, Morgan, Fentress and Putnam counties | The Cumberland Mountains.
| &&&&&&&&&&046802.&&&&&046,802
| &&&&&&&&&&&&0682.&&&&&0682 sq mi (&&&&&&&&&&&01766.&&&&&01,766 km²) | Image:Map of Tennessee highlighting Cumberland County.svg
|
| Davidson County
| 037
| Nashville | 1783 | Part of North Carolina | William Lee Davidson (1746–1781), a Brigadier General who died at the Revolutionary War Battle of Cowan's Ford.
| &&&&&&&&&0569891.&&&&&0569,891
| &&&&&&&&&&&&0502.&&&&&0502 sq mi (&&&&&&&&&&&01300.&&&&&01,300 km²) | Image:Map of Tennessee highlighting Davidson County.svg
|
| Decatur County
| 039
| Decaturville | 1845 | Perry County | U.S. naval officer Stephen Decatur (1779–1820).
| &&&&&&&&&&011731.&&&&&011,731
| &&&&&&&&&&&&0333.&&&&&0333 sq mi (&&&&&&&&&&&&0862.&&&&&0862 km²) | Image:Map of Tennessee highlighting Decatur County.svg
|
| DeKalb County
| 041
| Smithville | 1837 | Franklin, Cannon, Jackson and White counties | Johann de Kalb (1721–1780), a German-born baron who assisted the Continentals during the American Revolutionary War.
| &&&&&&&&&&017423.&&&&&017,423
| &&&&&&&&&&&&0304.&&&&&0304 sq mi (&&&&&&&&&&&&0787.&&&&&0787 km²) | Image:Map of Tennessee highlighting DeKalb County.svg
|
| Dickson County
| 043
| Charlotte | 1803 | Montgomery and Robertson counties | U.S. Representative William Dickson (1770–1816).
| &&&&&&&&&&043156.&&&&&043,156
| &&&&&&&&&&&&0490.&&&&&0490 sq mi (&&&&&&&&&&&01269.&&&&&01,269 km²) | Image:Map of Tennessee highlighting Dickson County.svg
|
| Dyer County
| 045
| Dyersburg | 1823 | Indian lands | Tennessee state legislator Robert Henry Dyer.
| &&&&&&&&&&037279.&&&&&037,279
| &&&&&&&&&&&&0510.&&&&&0510 sq mi (&&&&&&&&&&&01321.&&&&&01,321 km²) | Image:Map of Tennessee highlighting Dyer County.svg
|
| Fayette County
| 047
| Somerville | 1824 | Indian lands | Gilbert du Motier, marquis de La Fayette (1757–1834).
| &&&&&&&&&&028796.&&&&&028,796
| &&&&&&&&&&&&0705.&&&&&0705 sq mi (&&&&&&&&&&&01826.&&&&&01,826 km²) | Image:Map of Tennessee highlighting Fayette County.svg
|
| Fentress County
| 049
| Jamestown | 1823 | Morgan, Overton and White counties | Tennessee state legislator James Fentress.
| &&&&&&&&&&016625.&&&&&016,625
| &&&&&&&&&&&&0499.&&&&&0499 sq mi (&&&&&&&&&&&01292.&&&&&01,292 km²) | Image:Map of Tennessee highlighting Fentress County.svg
|
| Franklin County
| 051
| Winchester | 1807 | Rutherford County and Indian lands | Founding Father Benjamin Franklin (1706–1790).
| &&&&&&&&&&039270.&&&&&039,270
| &&&&&&&&&&&&0553.&&&&&0553 sq mi (&&&&&&&&&&&01432.&&&&&01,432 km²) | Image:Map of Tennessee highlighting Franklin County.svg
|
| Gibson County
| 053
| Trenton | 1823 | Indian lands | John H. Gibson, a soldier of the Natchez Expedition and the Creek War.
| &&&&&&&&&&048154.&&&&&048,154
| &&&&&&&&&&&&0603.&&&&&0603 sq mi (&&&&&&&&&&&01562.&&&&&01,562 km²) | Image:Map of Tennessee highlighting Gibson County.svg
|
| Giles County
| 055
| Pulaski | 1809 | Indian lands | U.S. Senator and Governor of Virginia William B. Giles (1762–1830).
| &&&&&&&&&&029447.&&&&&029,447
| &&&&&&&&&&&&0611.&&&&&0611 sq mi (&&&&&&&&&&&01582.&&&&&01,582 km²) | Image:Map of Tennessee highlighting Giles County.svg
|
| Grainger County
| 057
| Rutledge | 1796 | Hawkins and Knox counties | Mary Grainger Blount, wife of William Blount and "first lady" of the Southwest Territory, which later became Tennessee.
| &&&&&&&&&&020659.&&&&&020,659
| &&&&&&&&&&&&0280.&&&&&0280 sq mi (&&&&&&&&&&&&0725.&&&&&0725 km²) | Image:Map of Tennessee highlighting Grainger County.svg
|
| Greene County
| 059
| Greeneville | 1783 | Washington County | American Revolutionary War leader Nathanael Greene (1742–1786).
| &&&&&&&&&&062909.&&&&&062,909
| &&&&&&&&&&&&0622.&&&&&0622 sq mi (&&&&&&&&&&&01611.&&&&&01,611 km²) | Image:Map of Tennessee highlighting Greene County.svg
|
| Grundy County
| 061
| Altamont | 1844 | Coffee, Warren and Franklin counties | U.S. Attorney General Felix Grundy (1777–1840).
| &&&&&&&&&&014332.&&&&&014,332
| &&&&&&&&&&&&0361.&&&&&0361 sq mi (&&&&&&&&&&&&0935.&&&&&0935 km²) | Image:Map of Tennessee highlighting Grundy County.svg
|
| Hamblen County
| 063
| Morristown | 1870 | Jefferson, Grainger and Greene counties | Early settler Hezekiah Hamblen.
| &&&&&&&&&&058128.&&&&&058,128
| &&&&&&&&&&&&0161.&&&&&0161 sq mi (&&&&&&&&&&&&0417.&&&&&0417 km²) | Image:Map of Tennessee highlighting Hamblen County.svg
|
| Hamilton County
| 065
| Chattanooga | 1819 | Rhea County and Indian lands | Founding Father Alexander Hamilton (1755 or 1757–1804).
| &&&&&&&&&0307896.&&&&&0307,896
| &&&&&&&&&&&&0543.&&&&&0543 sq mi (&&&&&&&&&&&01406.&&&&&01,406 km²) | Image:Map of Tennessee highlighting Hamilton County.svg
|
| Hancock County
| 067
| Sneedville | 1844 | Hawkins and Claiborne counties | President of the Continental Congress John Hancock (1737–1793).
| &&&&&&&&&&&06780.&&&&&06,780
| &&&&&&&&&&&&0222.&&&&&0222 sq mi (&&&&&&&&&&&&0575.&&&&&0575 km²) | Image:Map of Tennessee highlighting Hancock County.svg
|
| Hardeman County
| 069
| Bolivar | 1823 | Hardin County and Indian lands | Thomas Jones Hardeman, Creek War and War of 1812 soldier, later a member of the Republic of Texas legislature.
| &&&&&&&&&&028105.&&&&&028,105
| &&&&&&&&&&&&0668.&&&&&0668 sq mi (&&&&&&&&&&&01730.&&&&&01,730 km²) | Image:Map of Tennessee highlighting Hardeman County.svg
|
| Hardin County
| 071
| Savannah | 1819 | Indian lands | Joseph Hardin legislator of the Southwest Territory and State of Franklin.
| &&&&&&&&&&025578.&&&&&025,578
| &&&&&&&&&&&&0578.&&&&&0578 sq mi (&&&&&&&&&&&01497.&&&&&01,497 km²) | Image:Map of Tennessee highlighting Hardin County.svg
|
| Hawkins County
| 073
| Rogersville | 1786 | Sullivan County | U.S. Senator Benjamin Hawkins (1754–1816).
| &&&&&&&&&&053563.&&&&&053,563
| &&&&&&&&&&&&0487.&&&&&0487 sq mi (&&&&&&&&&&&01261.&&&&&01,261 km²) | Image:Map of Tennessee highlighting Hawkins County.svg
|
| Haywood County
| 075
| Brownsville | 1823 | Indian lands | Judge John Haywood (1762–1826), called "the father of Tennessee history."
| &&&&&&&&&&019797.&&&&&019,797
| &&&&&&&&&&&&0533.&&&&&0533 sq mi (&&&&&&&&&&&01380.&&&&&01,380 km²) | Image:Map of Tennessee highlighting Haywood County.svg
|
| Henderson County
| 077
| Lexington | 1821 | Indian lands | James Henderson, an officer of the War of 1812.
| &&&&&&&&&&025522.&&&&&025,522
| &&&&&&&&&&&&0520.&&&&&0520 sq mi (&&&&&&&&&&&01347.&&&&&01,347 km²) | Image:Map of Tennessee highlighting Henderson County.svg
|
| Henry County
| 079
| Paris | 1821 | Indian lands | Revolutionary-era patriot Patrick Henry (1736–1799).
| &&&&&&&&&&031115.&&&&&031,115
| &&&&&&&&&&&&0562.&&&&&0562 sq mi (&&&&&&&&&&&01456.&&&&&01,456 km²) | Image:Map of Tennessee highlighting Henry County.svg
|
| Hickman County
| 081
| Centerville | 1807 | Dickson County | Edwin Hickman, a longhunter killed by Native Americans near the present-day Centerville.
| &&&&&&&&&&022295.&&&&&022,295
| &&&&&&&&&&&&0613.&&&&&0613 sq mi (&&&&&&&&&&&01588.&&&&&01,588 km²) | Image:Map of Tennessee highlighting Hickman County.svg
|
| Houston County
| 083
| Erin | 1871 | Dickson, Humphreys, Montgomery and Stewart counties | Sam Houston (1793–1863), Tennessee governor and congressman, president of the Republic of Texas, U.S. Senator from Texas, and Texas governor.
| &&&&&&&&&&&08088.&&&&&08,088
| &&&&&&&&&&&&0200.&&&&&0200 sq mi (&&&&&&&&&&&&0518.&&&&&0518 km²) | Image:Map of Tennessee highlighting Houston County.svg
|
| Humphreys County
| 085
| Waverly | 1809 | Stewart County | U.S. Representative Parry Wayne Humphreys (1778–1839).
| &&&&&&&&&&017929.&&&&&017,929
| &&&&&&&&&&&&0532.&&&&&0532 sq mi (&&&&&&&&&&&01378.&&&&&01,378 km²) | Image:Map of Tennessee highlighting Humphreys County.svg
|
| Jackson County
| 087
| Gainesboro | 1801 | Smith County and Indian lands | U.S. President Andrew Jackson (1767–1845).
| &&&&&&&&&&010984.&&&&&010,984
| &&&&&&&&&&&&0309.&&&&&0309 sq mi (&&&&&&&&&&&&0800.&&&&&0800 km²) | Image:Map of Tennessee highlighting Jackson County.svg
|
| Jefferson County
| 089
| Dandridge | 1792 | Greene and Hawkins counties | Founding Father Thomas Jefferson (1743–1826).
| &&&&&&&&&&044294.&&&&&044,294
| &&&&&&&&&&&&0274.&&&&&0274 sq mi (&&&&&&&&&&&&0710.&&&&&0710 km²) | Image:Map of Tennessee highlighting Jefferson County.svg
|
| Johnson County
| 091
| Mountain City | 1836 | Carter County | Thomas Johnson an early settler of Carter County along the Doe River.
| &&&&&&&&&&017499.&&&&&017,499
| &&&&&&&&&&&&0299.&&&&&0299 sq mi (&&&&&&&&&&&&0774.&&&&&0774 km²) | Image:Map of Tennessee highlighting Johnson County.svg
|
| Knox County
| 093
| Knoxville | 1792 | Greene and Hawkins counties | Henry Knox (1750–1806), the first U.S. Secretary of War.
| &&&&&&&&&0382032.&&&&&0382,032
| &&&&&&&&&&&&0509.&&&&&0509 sq mi (&&&&&&&&&&&01318.&&&&&01,318 km²) | Image:Map of Tennessee highlighting Knox County.svg
|
| Lake County
| 095
| Tiptonville | 1870 | Obion County | Reelfoot Lake
| &&&&&&&&&&&07954.&&&&&07,954
| &&&&&&&&&&&&0163.&&&&&0163 sq mi (&&&&&&&&&&&&0422.&&&&&0422 km²) | Image:Map of Tennessee highlighting Lake County.svg
|
| Lauderdale County
| 097
| Ripley | 1835 | Haywood, Dyer and Tipton counties | James Lauderdale, who was killed in the War of 1812.
| &&&&&&&&&&027101.&&&&&027,101
| &&&&&&&&&&&&0470.&&&&&0470 sq mi (&&&&&&&&&&&01217.&&&&&01,217 km²) | Image:Map of Tennessee highlighting Lauderdale County.svg
|
| Lawrence County
| 099
| Lawrenceburg | 1817 | Hickman County and Indian lands | U.S. naval officer James Lawrence (1781–1813).
| &&&&&&&&&&039926.&&&&&039,926
| &&&&&&&&&&&&0617.&&&&&0617 sq mi (&&&&&&&&&&&01598.&&&&&01,598 km²) | Image:Map of Tennessee highlighting Lawrence County.svg
|
| Lewis County
| 101
| Hohenwald | 1843 | Hickman, Lawrence, Maury and Wayne counties | Explorer Meriwether Lewis (1774–1809).
| &&&&&&&&&&011367.&&&&&011,367
| &&&&&&&&&&&&0282.&&&&&0282 sq mi (&&&&&&&&&&&&0730.&&&&&0730 km²) | Image:Map of Tennessee highlighting Lewis County.svg
|
| Lincoln County
| 103
| Fayetteville | 1809 | Bedford County | U.S. Secretary of War Benjamin Lincoln (1733–1810).
| &&&&&&&&&&031340.&&&&&031,340
| &&&&&&&&&&&&0570.&&&&&0570 sq mi (&&&&&&&&&&&01476.&&&&&01,476 km²) | Image:Map of Tennessee highlighting Lincoln County.svg
|
| Loudon County
| 105
| Loudon | 1870 | Roane, Monroe, Blount and McMinn counties | Fort Loudoun, which was named for the Earl of Loudoun, who led British and American forces during the French and Indian War.
| &&&&&&&&&&039086.&&&&&039,086
| &&&&&&&&&&&&0229.&&&&&0229 sq mi (&&&&&&&&&&&&0593.&&&&&0593 km²) | Image:Map of Tennessee highlighting Loudon County.svg
|
| Macon County
| 111
| Lafayette | 1842 | Smith and Sumner counties | U.S. Senator Nathaniel Macon (1758–1837).
| &&&&&&&&&&020386.&&&&&020,386
| &&&&&&&&&&&&0307.&&&&&0307 sq mi (&&&&&&&&&&&&0795.&&&&&0795 km²) | Image:Map of Tennessee highlighting Macon County.svg
|
| Madison County
| 113
| Jackson | 1821 | Indian lands | U.S. President James Madison (1758–1836).
| &&&&&&&&&&091837.&&&&&091,837
| &&&&&&&&&&&&0557.&&&&&0557 sq mi (&&&&&&&&&&&01443.&&&&&01,443 km²) | Image:Map of Tennessee highlighting Madison County.svg
|
| Marion County
| 115
| Jasper | 1817 | Indian lands | Francis Marion (1732–1795), the "Swamp Fox" of the American Revolutionary War.
| &&&&&&&&&&027776.&&&&&027,776
| &&&&&&&&&&&&0500.&&&&&0500 sq mi (&&&&&&&&&&&01295.&&&&&01,295 km²) | Image:Map of Tennessee highlighting Marion County.svg
|
| Marshall County
| 117
| Lewisburg | 1836 | Giles, Bedford, Lincoln and Maury counties | U.S. Chief Justice John Marshall (1755–1835).
| &&&&&&&&&&026767.&&&&&026,767
| &&&&&&&&&&&&0375.&&&&&0375 sq mi (&&&&&&&&&&&&0971.&&&&&0971 km²) | Image:Map of Tennessee highlighting Marshall County.svg
|
| Maury County
| 119
| Columbia | 1807 | Williamson County and Indian lands | Tennessee state legislator Abram Poindexter Maury (1801–1848).
| &&&&&&&&&&069498.&&&&&069,498
| &&&&&&&&&&&&0613.&&&&&0613 sq mi (&&&&&&&&&&&01588.&&&&&01,588 km²) | Image:Map of Tennessee highlighting Maury County.svg
|
| McMinn County
| 107
| Athens | 1819 | Indian lands | Governor of Tennessee Joseph McMinn (1758–1824).
| &&&&&&&&&&049015.&&&&&049,015
| &&&&&&&&&&&&0430.&&&&&0430 sq mi (&&&&&&&&&&&01114.&&&&&01,114 km²) | Image:Map of Tennessee highlighting McMinn County.svg
|
| McNairy County
| 109
| Selmer | 1823 | Hardin County | John McNairy, judge of the U.S. District Court for the District of Tennessee.
| &&&&&&&&&&024653.&&&&&024,653
| &&&&&&&&&&&&0560.&&&&&0560 sq mi (&&&&&&&&&&&01450.&&&&&01,450 km²) | Image:Map of Tennessee highlighting McNairy County.svg
|
| Meigs County
| 121
| Decatur | 1836 | Rhea County | Return Jonathan Meigs (1740–1823), an officer in the Continental Army who was for many years a federal Indian and military agent in Tennessee.
| &&&&&&&&&&011086.&&&&&011,086
| &&&&&&&&&&&&0195.&&&&&0195 sq mi (&&&&&&&&&&&&0505.&&&&&0505 km²) | Image:Map of Tennessee highlighting Meigs County.svg
|
| Monroe County
| 123
| Madisonville | 1819 | Indian lands | U.S. President James Monroe (1758–1831).
| &&&&&&&&&&038961.&&&&&038,961
| &&&&&&&&&&&&0635.&&&&&0635 sq mi (&&&&&&&&&&&01645.&&&&&01,645 km²) | Image:Map of Tennessee highlighting Monroe County.svg
|
| Montgomery County
| 125
| Clarksville | 1796 | Tennessee County | John Montgomery (c. 1750–1794), leader of the Nickajack Expedition.
| &&&&&&&&&0134768.&&&&&0134,768
| &&&&&&&&&&&&0539.&&&&&0539 sq mi (&&&&&&&&&&&01396.&&&&&01,396 km²) | Image:Map of Tennessee highlighting Montgomery County.svg
|
| Moore County
| 127
| Lynchburg | 1871 | Bedford, Lincoln and Franklin counties | Tennessee state legislator William Moore.
| &&&&&&&&&&&05740.&&&&&05,740
| &&&&&&&&&&&&0129.&&&&&0129 sq mi (&&&&&&&&&&&&0334.&&&&&0334 km²) | Image:Map of Tennessee highlighting Moore County.svg
|
| Morgan County
| 129
| Wartburg | 1817 | Anderson and Roane counties | American Revolutionary War officer Daniel Morgan (1736–1802).
| &&&&&&&&&&019757.&&&&&019,757
| &&&&&&&&&&&&0522.&&&&&0522 sq mi (&&&&&&&&&&&01352.&&&&&01,352 km²) | Image:Map of Tennessee highlighting Morgan County.svg
|
| Obion County
| 131
| Union City | 1823 | Indian lands | The Obion River.
| &&&&&&&&&&032450.&&&&&032,450
| &&&&&&&&&&&&0545.&&&&&0545 sq mi (&&&&&&&&&&&01412.&&&&&01,412 km²) | Image:Map of Tennessee highlighting Obion County.svg
|
| Overton County
| 133
| Livingston | 1806 | Jackson County and Indian lands | John H. Overton (1875–1948), one of the cofounders of Memphis, Tennessee.
| &&&&&&&&&&020118.&&&&&020,118
| &&&&&&&&&&&&0433.&&&&&0433 sq mi (&&&&&&&&&&&01121.&&&&&01,121 km²) | Image:Map of Tennessee highlighting Overton County.svg
|
| Perry County
| 135
| Linden | 1819 | Humphreys and Hickman counties | U.S. naval officer Oliver Hazard Perry (1785–1819).
| &&&&&&&&&&&07631.&&&&&07,631
| &&&&&&&&&&&&0415.&&&&&0415 sq mi (&&&&&&&&&&&01075.&&&&&01,075 km²) | Image:Map of Tennessee highlighting Perry County.svg
|
| Pickett County
| 137
| Byrdstown | 1879 | Fentress and Overton counties | Tennessee state legislator Howell L. Pickett.
| &&&&&&&&&&&04945.&&&&&04,945
| &&&&&&&&&&&&0163.&&&&&0163 sq mi (&&&&&&&&&&&&0422.&&&&&0422 km²) | Image:Map of Tennessee highlighting Pickett County.svg
|
| Polk County
| 139
| Benton | 1839 | McMinn and Bradley counties | U.S. President James K. Polk (1795–1849).
| &&&&&&&&&&016050.&&&&&016,050
| &&&&&&&&&&&&0435.&&&&&0435 sq mi (&&&&&&&&&&&01127.&&&&&01,127 km²) | Image:Map of Tennessee highlighting Polk County.svg
|
| Putnam County
| 141
| Cookeville | 1854 | Fentress, Jackson, Smith, White and Overton counties | American Revolutionary War officer Israel Putnam (1718–1790).
| &&&&&&&&&&062315.&&&&&062,315
| &&&&&&&&&&&&0401.&&&&&0401 sq mi (&&&&&&&&&&&01039.&&&&&01,039 km²) | Image:Map of Tennessee highlighting Putnam County.svg
|
| Rhea County
| 143
| Dayton | 1807 | Roane County | U.S. Representative John Rhea (1753–1832).
| &&&&&&&&&&028400.&&&&&028,400
| &&&&&&&&&&&&0316.&&&&&0316 sq mi (&&&&&&&&&&&&0818.&&&&&0818 km²) | Image:Map of Tennessee highlighting Rhea County.svg
|
| Roane County
| 145
| Kingston | 1801 | Knox County and Indian lands | Governor of Tennessee Archibald Roane (1759 or 1760–1819).
| &&&&&&&&&&051910.&&&&&051,910
| &&&&&&&&&&&&0361.&&&&&0361 sq mi (&&&&&&&&&&&&0935.&&&&&0935 km²) | Image:Map of Tennessee highlighting Roane County.svg
|
| Robertson County
| 147
| Springfield | 1796 | Tennessee and Sumner counties | James Robertson (1742–1814), Tennessee state legislator and founder of the Watauga Settlements.
| &&&&&&&&&&054433.&&&&&054,433
| &&&&&&&&&&&&0477.&&&&&0477 sq mi (&&&&&&&&&&&01235.&&&&&01,235 km²) | Image:Map of Tennessee highlighting Robertson County.svg
|
| Rutherford County
| 149
| Murfreesboro | 1803 | Davidson, Williamson and Wilson counties | Griffin Rutherford, chairman of the legislature of the Southwest Territory.
| &&&&&&&&&0182023.&&&&&0182,023
| &&&&&&&&&&&&0619.&&&&&0619 sq mi (&&&&&&&&&&&01603.&&&&&01,603 km²) | Image:Map of Tennessee highlighting Rutherford County.svg
|
| Scott County
| 151
| Huntsville | 1849 | Anderson, Campbell, Fentress and Morgan counties | Named for U.S. army officer Winfield Scott (1786–1866).
| &&&&&&&&&&021127.&&&&&021,127
| &&&&&&&&&&&&0532.&&&&&0532 sq mi (&&&&&&&&&&&01378.&&&&&01,378 km²) | Image:Map of Tennessee highlighting Scott County.svg
|
| Sequatchie County
| 153
| Dunlap | 1857 | Hamilton, Marion and Warren counties | Cherokee word believed to mean, opossum, he grins or runs.
| &&&&&&&&&&011370.&&&&&011,370
| &&&&&&&&&&&&0266.&&&&&0266 sq mi (&&&&&&&&&&&&0689.&&&&&0689 km²) | Image:Map of Tennessee highlighting Sequatchie County.svg
|
| Sevier County
| 155
| Sevierville | 1794 | Jefferson County | John Sevier (1745–1815), governor of the State of Franklin and first Governor of Tennessee.
| &&&&&&&&&&071170.&&&&&071,170
| &&&&&&&&&&&&0592.&&&&&0592 sq mi (&&&&&&&&&&&01533.&&&&&01,533 km²) | Image:Map of Tennessee highlighting Sevier County.svg
|
| Shelby County
| 157
| Memphis | 1819 | Indian lands | Isaac Shelby (1750–1826), commander at Kings Mountain, first governor of Kentucky, negotiated purchase of the western district from the Chickasaws.
| &&&&&&&&&0897472.&&&&&0897,472
| &&&&&&&&&&&&0755.&&&&&0755 sq mi (&&&&&&&&&&&01955.&&&&&01,955 km²) | Image:Map of Tennessee highlighting Shelby County.svg
|
| Smith County
| 159
| Carthage | 1799 | Sumner County and Indian lands | American Revolutionary War officer and U.S. Senator Daniel Smith (1748–1818).
| &&&&&&&&&&017712.&&&&&017,712
| &&&&&&&&&&&&0314.&&&&&0314 sq mi (&&&&&&&&&&&&0813.&&&&&0813 km²) | Image:Map of Tennessee highlighting Smith County.svg
|
| Stewart County
| 161
| Dover | 1803 | Montgomery County | Duncan Stewart, Tennessee state legislator and lieutenant governor of Mississippi Territory.
| &&&&&&&&&&012370.&&&&&012,370
| &&&&&&&&&&&&0458.&&&&&0458 sq mi (&&&&&&&&&&&01186.&&&&&01,186 km²) | Image:Map of Tennessee highlighting Stewart County.svg
|
| Sullivan County
| 163
| Blountville | 1779 | Washington County | Governor of New Hampshire John Sullivan (1740–1795).
| &&&&&&&&&0153048.&&&&&0153,048
| &&&&&&&&&&&&0413.&&&&&0413 sq mi (&&&&&&&&&&&01070.&&&&&01,070 km²) | Image:Map of Tennessee highlighting Sullivan County.svg
|
| Sumner County
| 165
| Gallatin | 1786 | Davidson County | Jethro Sumner (1733–1785), an American colonist who defended North Carolina against the British in 1780.
| &&&&&&&&&0130449.&&&&&0130,449
| &&&&&&&&&&&&0529.&&&&&0529 sq mi (&&&&&&&&&&&01370.&&&&&01,370 km²) | Image:Map of Tennessee highlighting Sumner County.svg
|
| Tipton County
| 167
| Covington | 1823 | Indian lands | Jacob Tipton, who was killed by Native Americans in a conflict over the Northwest Territory.
| &&&&&&&&&&051271.&&&&&051,271
| &&&&&&&&&&&&0459.&&&&&0459 sq mi (&&&&&&&&&&&01189.&&&&&01,189 km²) | Image:Map of Tennessee highlighting Tipton County.svg
|
| Trousdale County
| 169
| Hartsville | 1870 | Wilson, Macon, Smith and Sumner counties | William Trousdale (1790–1872), Creek and Mexican-American War soldier and officer, state senator and Governor of Tennessee.
| &&&&&&&&&&&07259.&&&&&07,259
| &&&&&&&&&&&&0114.&&&&&0114 sq mi (&&&&&&&&&&&&0295.&&&&&0295 km²) | Image:Map of Tennessee highlighting Trousdale County.svg
|
| Unicoi County
| 171
| Erwin | 1875 | Washington and Carter County | Native American word for the southern Appalachian Mountains, probably meaning white or fog-draped
| &&&&&&&&&&017667.&&&&&017,667
| &&&&&&&&&&&&0186.&&&&&0186 sq mi (&&&&&&&&&&&&0482.&&&&&0482 km²) | Image:Map of Tennessee highlighting Unicoi County.svg
|
| Union County
| 173
| Maynardville | 1850 | Grainger, Claiborne, Campbell, Anderson and Knox counties | Either for its creation from parts of five counties or to memorialize East Tennessee's support for preservation of the Union
| &&&&&&&&&&017808.&&&&&017,808
| &&&&&&&&&&&&0224.&&&&&0224 sq mi (&&&&&&&&&&&&0580.&&&&&0580 km²) | Image:Map of Tennessee highlighting Union County.svg
|
| Van Buren County
| 175
| Spencer | 1840 | Warren and White counties | U.S. President Martin Van Buren (1782–1862)
| &&&&&&&&&&&05508.&&&&&05,508
| &&&&&&&&&&&&0247.&&&&&0247 sq mi (&&&&&&&&&&&&0640.&&&&&0640 km²) | Image:Map of Tennessee highlighting Van Buren County.svg
|
| Warren County
| 177
| McMinnville | 1807 | White, Jackson, Smith counties and Indian lands | American Revolutionary War officer Joseph Warren (1741–1775), who sent Paul Revere on his famous midnight ride
| &&&&&&&&&&038276.&&&&&038,276
| &&&&&&&&&&&&0433.&&&&&0433 sq mi (&&&&&&&&&&&01121.&&&&&01,121 km²) | Image:Map of Tennessee highlighting Warren County.svg
|
| Washington County
| 179
| Jonesborough | 1777 | Part of North Carolina | U.S. President George Washington (1732–1799)
| &&&&&&&&&0107198.&&&&&0107,198
| &&&&&&&&&&&&0326.&&&&&0326 sq mi (&&&&&&&&&&&&0844.&&&&&0844 km²) | Image:Map of Tennessee highlighting Washington County.svg
|
| Wayne County
| 181
| Waynesboro | 1817 | Hickman County | General "Mad" Anthony Wayne (1745–1796)
| &&&&&&&&&&016842.&&&&&016,842
| &&&&&&&&&&&&0734.&&&&&0734 sq mi (&&&&&&&&&&&01901.&&&&&01,901 km²) | Image:Map of Tennessee highlighting Wayne County.svg
|
| Weakley County
| 183
| Dresden | 1823 | Indian lands | U.S. Representative Robert Weakley (1764–1845).
| &&&&&&&&&&034895.&&&&&034,895
| &&&&&&&&&&&&0580.&&&&&0580 sq mi (&&&&&&&&&&&01502.&&&&&01,502 km²) | Image:Map of Tennessee highlighting Weakley County.svg
|
| White County
| 185
| Sparta | 1806 | Jackson and Smith counties | John White, Revolutionary War soldier and the first European-American settler in the county
| &&&&&&&&&&023102.&&&&&023,102
| &&&&&&&&&&&&0377.&&&&&0377 sq mi (&&&&&&&&&&&&0976.&&&&&0976 km²) | Image:Map of Tennessee highlighting White County.svg
|
| Williamson County
| 187
| Franklin | 1799 | Davidson County | U.S. Representative Hugh Williamson (1735–1819).
| &&&&&&&&&0126638.&&&&&0126,638
| &&&&&&&&&&&&0582.&&&&&0582 sq mi (&&&&&&&&&&&01507.&&&&&01,507 km²) | Image:Map of Tennessee highlighting Williamson County.svg
|
| Wilson County
| 189
| Lebanon | 1799 | Sumner County | David Wilson, a member of the legislatures of North Carolina and the Southwest Territory.
| &&&&&&&&&&088808.&&&&&088,808
| &&&&&&&&&&&&0571.&&&&&0571 sq mi (&&&&&&&&&&&01479.&&&&&01,479 km²) | Image:Map of Tennessee highlighting Wilson County.svg
|
fr:Comtés de l'État du Tennessee
nl:Lijst van county's in Tennessee
ja:テネシー州の郡一覧
no:Liste over fylker i Tennessee