| Missouri County Formation years | ||||||||||||||
| 1804 | 1806 | 1812 | 1813 | 1815 | 1816 | 1818 | 1819 | 1821 | 1822 | 1824 | 1825 | 1826 | 1829 | 1831 |
| 1833 | 1834 | 1835 | 1836 | 1837 | 1838 | 1839 | 1841 | 1842 | 1843 | 1844 | 1845 | 1846 | 1847 | 1849 |
| 1851 | 1852 | 1853 | 1855 | 1857 | 1859 | 1860 | 1861 | 1864 | 1865 | 1868 | 1869 | 1870 | 1872 | 1875 |
| 1877 | 1879 | 1881 | 1889 | |||||||||||
| Missouri Census Year with Modern Map overlayed: | ||||||||||||||
| 1810 | 1820 | 1830 | 1840 | 1850 | 1860 | 1870 | 1880 | |||||||
| Missouri Map Abbreviations | ||||
|---|---|---|---|---|
| unorg. = unorganized g. = gained w. = with fr. = from atmt. = attachment exch = exchanged nca.= non county area ch. = changed Ad - Adair An - Andrew At - Atchison Au - Audrain Bat - Bates Ben - Benton Bol - Bollinger Boo - Boone Bry - Barry Btn - Barton Buc - Buchanan But - Butler Cam - Camden Cas - Cass Cdl - Caldwell Ce - Cedar |
CG - Cape Girardeau Cli - Clinton Clk - Clark Cly - Clay Col - Cole Coo - Cooper Cr - Crawford Crl - Carroll Crn - Chariton Cst - Christian Ctr - Carter Cwy - Callaway Dad - Dade Dal - Dallas Dav - Daviess Den - Dent DK - De Kalb Dou - Douglas Du - Dunklin Fr - Franklin Ga - Gasconade Ge - Gentry Gre - Greene Gru - Grundy Har - Harrison |
Hen - Henry Hic - Hickory Ho - Holt Hrd - Howard Hwl - Howell Ir - Iron Jac - Jackson Jas - Jasper Je - Jefferson Jo - Johnson Kn - Knox Lac - Laclede Laf - Lafayette Law - Lawrence Lcn - Lincoln Le - Lewis Liv - Livingston Lnn - Linn Mac - Macon Mad - Madison McD - McDonald Me - Mercer Mil - Miller Mis - Mississippi Mor - Morgan |
Mrn - Marion Mro - Monroe Mrs - Maries Mtu - Moniteau Mty - Montgomery NM - New Madrid No - Nodaway Ntn - Newton Or - Oregon Os - Osage Oz - Ozark Pem - Pemiscot Per - Perry Pet - Pettis Ph - Phelps Pi - Pike Pl - Platte Po - Polk Pul - Pulaski Put - Putnam Ral - Ralls Ran - Randolph Ray - Ray Re - Reynolds Rip - Ripley |
Sal - Saline Sch - Schuyler SCh - St. Charles SCl - St. Clair Sdd - Stoddard SF - St. Francois SG - Ste Genevieve Sha - Shannon She - Shelby SL - St. Louis SLC - St. Louis City Sld - Scotland Stn - Stone Stt - Scott Su - Sullivan Ta - Taney Te - Texas Ve - Vernon War - Warren Was - Washington Way - Wayne We - Webster Wo - Worth Wr - Wright |