Indiana (territory) -- Posey (county)

County Quick Reference

County Seat: Mount Vernon

County Name: Named for Thomas Posey, general in the American Revolution.

Boundary Changes
(click on the name of a change to see more information)
01 NOV 1814438Created from Warrick County
01 MAR 1816440Gained land from Gibson County



(click on a title below to view laws involved in the formation or governance of the area)
(general information on the area to put it in the context of history)

Posey County was formed on 01 November 1814 by An Act for the formation of two new counties out of the county of Warrick and part of Gibson county [click here for more information]. The county's boundaries would change one time before statehood.

The following map shows the original size of the county at its founding (in red with yellow border) superimposed on a modern map


Posey County in 1814


(click on the title of the following works to learn more about life in the area; for those items not available online, check with your local library for availability)

  • The farmers' record of Gibson, Vanderburgh, Posey and Warrick counties. Indianapolis, Ind., American map publishing company, 1870.
  • Marriages of Gibson Co., Ind., Posey Co., Ind., Spencer Co., Ind., Maumee Cem. 1 vols. Indiana: s.n.
  • Anderson, Janet H. Index to Biographical Sketches of Illustrated Atlas of Posey County, Indiana : Keller & Fuller, Publishers, Evansville, Ind. 1900. Houston, Tex.: J.H. Anderson, 1989.
  • Binder, August E. Posey County, Indiana Churches : A Historical and Analytical Study, 1806-1987. Mt. Vernon, Ind.: A.E. Binder, 1988.
  • Bloomfield, Thomas and County History Indexing Project (Ind.). Posey County, Indiana Index of Names of Persons and of Firms. Indianapolis: County History Indexing Project Family History Section Indiana Historical Society, 1979.
  • Cox, Carroll O. Some Early Settlers of Posey County, Indiana. Poseyville, Ind.,.
  • Cox, Carroll O. and Gloria M. Cox. Posey County, Indiana : A Documented History, 1815-1900. Owensboro, Ky: McDowell Publications, 1982.
  • Cox, Gloria M. History of Robb, Smith, Harmony, Center Townships, Posey County, Indiana, 1955.
  • Cox, John E. Thomas Price (a Pioneer in Posey County, Indiana) and His Descendants; a History and Genealogy. Owensville, Ind.,: Printed in the Messenger office, 1926.
  • Cox, John E. A History of the Cox Pioneers of Posey County, Indiana. S.l.: s.n., 1931.
  • Drisko, George Washington and Luther Prentice Allen. The Revolution, the Life of Hannah Weston with a Brief History of the First Settlement of Jonesborough, Machias and Other Neighboring Towns. microform. S.l.: s.n.
  • Evansville Press Co. Evansville Press Directory of Posey County, Indiana. Evansville: Evansville Press Co., 1919.
  • Goodspeed Publishing Co. History of Posey County, Indiana : From the Earliest Times to the Present, with Biographical Sketches, Reminiscences, Notes, Etc. : Together with an Extended History of the Northwest, the Indiana Territory, and the State of Indiana. Chicago: Goodspeed Pub. Co., 1886.
  • Hovey, Alvin P. Historical Sketch of Posey County, Indiana, July 4, 1876. Mount Vernon, Ind.?: s.n., 1876.
  • Hovey, Alvin P. and Wm P. Edson. Centennial Historical Sketch of Posey County, Indiana. N.p.: Printed and sold by Thomas Collins, 1876.
  • Keller & Fuller. Illustrated Atlas of Posey County, Indiana. Evansville, Ind.: Keller & Fuller, 1900.
  • Leffel, John C. History of Posey County, Indiana. Chicago: Standard Publ. Co., 1913.
  • Leonard, W. P. History and Directory of Posey County [Indiana] : Containing an Account of the Early Settlement and Organization of the County ... : Also a Complete List of the Tax-Payers, Their Post-Office Addresses and Places of Residence, Together with a Business Directory of Mt. Vernon and New Harmony ... Also Biographical Sketches of Prominent Citizens of the County. Evansville, Ind.: A.C. Isaacs printer, 1882.
  • Muller, William Herman. The History of My Ancestors in the United States. New Albany, IN: Inside-Out Publications, 2011.
  • Savage, Bridgette Z. Fly Like the Wind. 1st ed. Stanford, IN: Buckbeech Studios, 2006.
  • Southwestern Indiana Historical Society. Southwestern Indiana Historical Society Annals. 4 vols. Evansville, IN: Southwestern Indiana Historical Society, 1920.
  • St. John, Jennifer. Posey County, Indiana, 1814-1989 ; 175th Anniversary History. Limited ed. Paducah, Ky.: Turner Pub., 1989.
  • St. Peters Methodist Church (Evansville Ind.). A History of St. Peters Methodist Church, Posey County, Indiana, 1842-1968. Evansville, Ind.?: St. Peters Methodist Church, 1968.
  • Welborn, Anne Acton and Earl H. Antes. Early Physicians of Vanderburgh and Posey Counties. Evansville, Ind.: Earl H. Antes M.D., 1995.
  • Woods, Robert Archer. History of the First Presbyterian Church of Cynthiana, Posey County, Indiana, 1817-1947 : 132 Years, 1949.
Related Content
(the links below contain information related to this area)

An Act to attach part of the County of Gibson to Posey, 1815

§ 1. BE it enacted by the Legislative Council and House of Representatives, and it is hereby enacted by the authority of the same, That from and after the first day of March next, all that part of the present County of Gibson, to wit, Beginning on the township line dividing townships four and five, where the line dividing ranges thirteen and fourteen crosses said township line; thence with said range line north till it strikes the Wabash river ; thence with the meanders of said river to a point, where the township line aforesaid, strikes said river; thence eastwardly with said township line to the place of beginning, shall be, and the same is hereby separated or taken from the said county of Gibson, and added or attached to the said Posey county

An Act for the formation of two new counties out of the county of Warrick and part of Gibson county, 1814

BE it enacted by the Legislative Council and House of Representatives, and it is hereby enacted by the authority of the same, That from and after the first day of November next, all that part of the county of Warrick, which is included within the following boundaries, shall form and constitute a new county, which shall be known and designated by the name and style of the county of Posey: that is to say begining on the Ohio river, where the range line passing between the tenth and eleventh range strikes or intersects the said Ohio river, north with the said range line passing between the said tenth and eleventh ranges, to its intersection with the line dividing the counties of Gibson and Warrick, thence west with the said line dividing the said counties of Gibson and Warrick to the western bank of the Wabash river, thence down the western bank of the Wabash river with the line of the Illinois Territory to its junction with the Ohio river, thence up the Ohio river with the meanders thereof to the beginning.


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