MISSISSIPPI: Click this link to see all slave labor sites in the state.
- Statehood: 1817; some counties were established before Mississippi became a state
- COUNTIES: Click one of the counties below to see all plantation/ workplaces in that county.
| County | Year Est. | Details |
| Adams | 1799 | Formed from Natchez District |
| Amite | 1809 | Formed from Wilkinson County |
| Attala | 1833 | Formed from the Choctaw Cession of 1830 |
| Bainbridge | 1823 | Formed from Covington County, and merged into Covington in 1824 |
| Bolivar | 1836 | Formed from the Choctaw Cession of 1830 |
| Bourbon | 1785 | Formed from Mississippi territory, and became Adams and Wlkinson Counties in 1788 |
| Calhoun | 1833 | Formed from Chickasaw, Lafayette and Yalobusha Counties |
| Carroll | 1833 | Formed from the Choctaw Cession |
| Chickasaw | 1836 | Formed from the Chickasaw Cession of 1830 |
| Choctaw | 1833 | Formed from the Choctaw Cession |
| Claiborne | 1802 | Formed from Jefferson County |
| Clarke | 1833 | Formed from the Choctaw Cession of 1830 |
| Coahoma | 1836 | Formed from Chickasaw Cession of 1836 |
| Copiah | 1823 | Formed from Hinds County |
| Covington | 1819 | Formed from Lawrence and Waynes Counties |
| Desoto | 1836 | Formed from Native American lands |
| Franklin | 1809 | Formed from Adams County |
| Greene | 1811 | Formed from Amite, Franklin and Wayne Counties |
| Hancock | 1812 | Formed from Mobile District |
| Harrison | 1841 | Formed from Hancock and Jackson |
| Hinds | 1821 | Formed from the Choctaw Cession of 1820 |
| Holmes | 1833 | Formed from Yazoo County |
| Issaquena | 1844 | Formed from Washington County |
| Itawamba | 1836 | Formed from Chickasaw Cession of 1832 |
| Jackson | 1812 | Formed from Mobile District |
| Jasper | 1833 | Formed from Native American lands |
| Jefferson | 1799 | Formed from Natchez County |
| Jones | 1826 | Formed from Covington and Wayne Counties, renamed Davis County in 1865, renamed Jones County in 1869 |
| Kemper | 1833 | Formed from the Choctaw Cession of 1830 |
| Lafayette | 1836 | Formed from the Chickasaw Cession |
| Lauderdale | 1833 | Formed from the Choctaw Cession |
| Lawrence | 1814 | Formed from Marion County |
| Leake | 1833 | Formed from the Choctaw Cession |
| Lowndes | 1830 | Formed from Monroe County |
| Madison | 1828 | Formed from Yazoo County |
| Marion | 1811 | Formed from Amite, Wayne, and Franklin Counties |
| Marshall | 1836 | Formed from the Chickasaw Cession of 1832 |
| Monroe | 1821 | Formed from the Chickasaw Cession of 1821 |
| Neshoba | 1833 | Formed from the Choctaw Cession of 1830 |
| Newton | 1836 | Formed from Neshoba County |
| Nuxobee | 1833 | Formed from the Choctaw Cession of 1830 |
| Oktibbeha | 1833 | Formed from the Choctaw Cession of 1830 |
| Panola | 1836 | Formed from the Chickasaw Cession of 1830 |
| Perry | 1820 | Formed from Greene County |
| Pickering | 1799 | Formed from Mississippi Territory, and renamed Jefferson in 1802 |
| Pike | 1815 | Formed from Marion County |
| Pontotoc | 1836 | Formed from the Chickasaw Cession of 1832 |
| Rankin | 1828 | Formed from Hinds County |
| Scott | 1833 | Formed from the Choctaw Cession of 1832 |
| Simpson | 1824 | Formed from the Choctaw Cession of 1820 |
| Smith | 1833 | Formed from the Choctaw Cession of 1830 |
| Sunflower | 1844 | Formed from Bolivar County |
| Tallahatchie | 1833 | Formed from the Choctaw Cession of 1830 |
| Tippah | 1836 | Formed from the Chickasaw Cession of 1832 |
| Tishomingo | 1836 | Formed from the Chickasaw Cession of 1832 |
| Tunica | 1836 | Formed from the Chickasaw Cession of 1832 |
| Warren | 1809 | Formed from Natchez District |
| Washington | 1827 | Formed from Warren and Yazoo Counties |
| Wayne | 1809 | Formed from Old Washington County in Mississippi Territory |
| Wilkinson | 1802 | Formed from Adams County |
| Winston | 1833 | Formed from the Choctaw Cession of 1830 |
| Yalobusha | 1833 | Formed from the Choctaw Cession of 1830 |
| Yazoo | 1823 | Formed from Hinds County |
Sankofagen 