COUNTIES
| COUNTY | EST. | SEAT | HOST |
|---|---|---|---|
| Adair | Jan 29, 1841 | Kirksville | HOST NEEDED! |
| Andrew | Jan 29, 1841 | Savannah | HOST NEEDED! |
| Atchison | Feb 14, 1845 | Rockport | HOST NEEDED! |
| Audrain | Dec 17, 1836 | Mexico | HOST NEEDED! |
| Barry | Jan 5, 1835 | Cassville | HOST NEEDED! |
| Barton | Dec 12, 1855 | Lamar | HOST NEEDED! |
| Bates | Jan 29, 1841 | Butler | HOST NEEDED! |
| Benton | Jan 3, 1835 | Warsaw | HOST NEEDED! |
| Bollinger | Mar 1, 1851 | Marble Hill | HOST NEEDED! |
| Boone | Jan 1, 1821 | Columbia | HOST NEEDED! |
| Buchanan | Dec 31, 1838 | Saint Joseph | Debby Moulden-Freichs |
| Butler | Feb 27, 1849 | Poplar Bluff | HOST NEEDED! |
| Caldwell | Dec 29, 1836 | Kingston | HOST NEEDED! |
| Callaway | Jan 1, 1821 | Fulton | HOST NEEDED! |
| Camden | Jan 29, 1841 | Camdenton | HOST NEEDED! |
| Cape Girardeau | Oct 1, 1812 | Jackson | Don Wright |
| Carroll | Jan 2, 1833 | Carrollton | C Stone |
| Carter | Mar 10, 1859 | Van Buren | HOST NEEDED! |
| Cass | Mar 3, 1835 | Harrisonville | HOST NEEDED! |
| Cedar | Feb 14, 1845 | Stockton | HOST NEEDED! |
| Chariton | Jan 1, 1821 | Keytesville | HOST NEEDED! |
| Christian | Mar 8, 1859 | Ozark | HOST NEEDED! |
| Clark | Dec 16, 1836 | Kahoka | HOST NEEDED! |
| Clay | Jan 2, 1822 | Liberty | HOST NEEDED! |
| Clinton | Jan 2, 1833 | Plattsburg | HOST NEEDED! |
| Cole | Jan 1, 1821 | Jefferson City | HOST NEEDED! |
| Cooper | Feb 1, 1819 | Boonville | HOST NEEDED! |
| Crawford | Jan 23, 1829 | Steelville | HOST NEEDED! |
| Dade | Jan 29, 1841 | Greenfield | HOST NEEDED! |
| Dallas | Jan 29, 1841 | Buffalo | HOST NEEDED! |
| Daviess | Dec 29, 1836 | Gallatin | HOST NEEDED! |
| De Kalb | Feb 25, 1845 | Maysville | HOST NEEDED! |
| De Witt | Name given to area later Pulaski County | ||
| Dent | Feb 10, 1851 | Salem | HOST NEEDED! |
| Dodge | Now in Iowa, included Putnam County area | ||
| Douglas | Oct 29, 1857 | Ava | HOST NEEDED! |
| Dunklin | Feb 14, 1845 | Kennett | Don Wright |
| Franklin | Jan 1, 1819 | Union | HOST NEEDED! |
| Gasconade | Jan 1, 1821 | Hermann | HOST NEEDED! |
| Gentry | Feb 14, 1845 | Albany | HOST NEEDED! |
| Greene | Jan 2, 1833 | Springfield | HOST NEEDED! |
| Grundy | Jan 29, 1841 | Trenton | HOST NEEDED! |
| Harrison | Feb 14, 1845 | Bethany | HOST NEEDED! |
| Henry | Dec 13, 1834 | Clinton | HOST NEEDED! |
| Hickory | Feb 14, 1845 | Hermitage | Ginny Sharp |
| Holt | Jan 29, 1841 | Oregon | HOST NEEDED! |
| Howard | Mar 1, 1816 | Fayette | HOST NEEDED! |
| Howell | Mar 2, 1857 | West Plains | HOST NEEDED! |
| Iron | Feb 17, 1857 | Ironton | Don Wright |
| Jackson | Dec 15, 1826 | Independence | HOST NEEDED! |
| Jasper | Jan 29, 1841 | Carthage | Redgie Peck |
| Jefferson | Jan 1, 1819 | Hillsboro | HOST NEEDED! |
| Johnson | Dec 13, 1834 | Warrensburg | HOST NEEDED! |
| Knox | Feb 14, 1845 | Edina | HOST NEEDED! |
| Laclede | Feb 24, 1849 | Lebanon | HOST NEEDED! |
| Lafayette | Jan 1, 1821 | Lexington | HOST NEEDED! |
| Lawrence | Feb 14, 1845 | Mount Vernon | HOST NEEDED! |
| Lewis | Jan 2, 1833 | Monticello | HOST NEEDED! |
| Lincoln | Jan 1, 1819 | Troy | HOST NEEDED! |
| Linn | Jan 6, 1837 | Linneus | HOST NEEDED! |
| Livingston | Jan 6, 1837 | Chillicothe | HOST NEEDED! |
| Macon | Jan 6, 1837 | Macon | HOST NEEDED! |
| Madison | Jan 1, 1819 | Fredericktown | HOST NEEDED! |
| Maries | Mar 2, 1855 | Vienna | HOST NEEDED! |
| Marion | Dec 23, 1826 | Palmyra | HOST NEEDED! |
| Mc Donald | Mar 3, 1849 | Pineville | HOST NEEDED! |
| Mercer | Feb 14, 1845 | Princeton | Richard Ross |
| Miller | Feb 6, 1837 | Tuscumbia | Kevin Vernon |
| Mississippi | Feb 14, 1845 | Charleston | HOST NEEDED! |
| Moniteau | Feb 14, 1845 | California | HOST NEEDED! |
| Monroe | Jan 6, 1831 | Paris | HOST NEEDED! |
| Montgomery | Jan 1, 1819 | Montgomery City | HOST NEEDED! |
| Morgan | Jan 5, 1833 | Versailles | HOST NEEDED! |
| New Madrid | Oct 1, 1812 | New Madrid | HOST NEEDED! |
| Newton | Dec 31, 1838 | Neosho | Redgie Peck |
| Niangua | Name changed to Dallas | ||
| Nodaway | Feb 14, 1845 | Maryville | HOST NEEDED! |
| Oregon | Feb 14, 1845 | Alton | HOST NEEDED! |
| Osage | Jan 29, 1841 | Linn | HOST NEEDED! |
| Ozark | Jan 29, 1841 | Gainesville | HOST NEEDED! |
| Pemiscot | Feb 19, 1851 | Caruthersville | Don Wright |
| Perry | Jan 1, 1821 | Perryville | HOST NEEDED! |
| Pettis | Jan 26, 1833 | Sedalia | HOST NEEDED! |
| Phelps | Nov 13, 1857 | Rolla | HOST NEEDED! |
| Pike | Feb 1, 1819 | Bowling Green | HOST NEEDED! |
| Platte | Dec 31, 1838 | Platte City | HOST NEEDED! |
| Polk | Jan 5, 1835 | Bolivar | HOST NEEDED! |
| Pulaski | Jan 19, 1833 | Waynesville | HOST NEEDED! |
| Putnam | Feb 28, 1845 | Unionville | HOST NEEDED! |
| Ralls | Jan 1, 1821 | New London | HOST NEEDED! |
| Randolph | Jan 23, 1829 | Huntsville | HOST NEEDED! |
| Ray | Jan 1, 1821 | Richmond | Debbie Hatterman |
| Reynolds | Feb 25, 1845 | Centerville | HOST NEEDED! |
| Ripley | Jan 5, 1833 | Doniphan | HOST NEEDED! |
| Rives | Name changed to Henry | ||
| Saint Charles | Oct 1, 1812 | Saint Charles | HOST NEEDED! |
| Saint Clair | Jan 29, 1841 | Osceola | HOST NEEDED! |
| Saint Francois | Dec 19, 1821 | Farmington | HOST NEEDED! |
| Saint Louis | Oct 1, 1812 | Clayton | Scott K. Williams |
| Saint Louis (City) | Oct 1, 1876 | Saint Louis | Scott K. Williams |
| Saline | Jan 1, 1821 | Marshall | HOST NEEDED! |
| Schuyler | Feb 14, 1845 | Lancaster | HOST NEEDED! |
| Scotland | Jan 29, 1841 | Memphis | HOST NEEDED! |
| Scott | Mar 1, 1822 | Benton | HOST NEEDED! |
| Shannon | Jan 29, 1841 | Eminence | HOST NEEDED! |
| Shelby | Jan 2, 1835 | Shelbyville | HOST NEEDED! |
| Ste. Genevieve | Oct 1, 1812 | Ste. Genevieve | HOST NEEDED! |
| Stoddard | Jan 2, 1835 | Bloomfield | Don Wright |
| Stone | Feb 10, 1851 | Galena | HOST NEEDED! |
| Sullivan | Feb 14, 1845 | Milan | HOST NEEDED! |
| Taney | Jan 6, 1837 | Forsyth | HOST NEEDED! |
| Texas | Feb 14, 1845 | Houston | HOST NEEDED! |
| Van Buren | Name changed to Cass | ||
| Vernon | Feb 27, 1855 | Nevada | James Baker |
| Warren | Jan 5, 1833 | Warrenton | HOST NEEDED! |
| Washington | Nov 1, 1813 | Potosi | HOST NEEDED! |
| Wayne | Feb 1, 1819 | Greenville | HOST NEEDED! |
| Webster | Mar 3, 1855 | Marshfield | HOST NEEDED! |
| Worth | Feb 25, 1861 | Grant City | HOST NEEDED! |
| Wright | Jan 29, 1841 | Hartville | HOST NEEDED! |
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