|   [[1790s]]  |   [[1800s]]  |   [[1810s]]  |     [[1820s]]  |     [[1830s]]  |     [[1840s]]  |     [[1850s]]  |     [[1860s]]  |     [[1870s]]  |     [[1880s]]  |     [[1890s]]  | [[1900-2000]]|
====== 1840 ======
|   * 1840  |    * [[1841]]  |    * [[1842]]  |    * [[1843]]  |    * [[1844]]  |  * [[1845]]  |    * [[1846]]  |    * [[1847]]  |    * [[1848]]  |    * [[1849]]  |

Samuel Hardesty is [[Sheriff]].

===== Events =====
==== Boone County ====
  * The [[towns|town]] of [[Walton]] is established.
  * Boone County's [[slavery|enslaved]] population reaches its peak at 21.8% of the total population.

==== Kentucky ====
  * Neighboring Kenton County, named for frontiersman Simon Kenton, is created from [[Campbell County]].
  * One-fourth of Kentucky's population is enslaved.

==== U.S. & World ====
  * Victorious [[War of 1812]] commander William Henry Harrison wins the U.S. Presidential election.
  * Slaves on the Spanish ship //Amistad// revolt.  Seizing the ship, they take it to Connecticut.

===== More Information =====
  * Boone County Tax Lists, 1840: [[https://bcp.ent.sirsi.net/client/en_US/search/asset/32339/0|District 1]], [[https://bcp.ent.sirsi.net/client/en_US/search/asset/32457/0|District 2]].