Leavenworth County, Kansas Genealogy

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United StatesGotoarrow.pngKansasGotoarrow.pngLeavenworth County

Guide to Leavenworth County, Kansas ancestry, family history and genealogy and courthouse sources including birth records, marriage records, death records, census records, wills, deeds and land records, Civil War records, family histories, cemeteries, churches, tax records, newspapers, and obituaries.


Leavenworth County, Kansas
Map of Kansas highlighting Leavenworth County
Location in the state of Kansas
Map of the U.S. highlighting Kansas
Location of Kansas in the U.S.
Founded August 30, 1855
County Seat Leavenworth
Address Leavenworth County Courthouse
601 S. Third St. Ste 3051

Leavenworth, Kansas 66048-2781
Phone: 913.684.0700

County Information

Leavenworth County, Kansas Record Dates

Beginning Dates for Major County Records[1]
Birth Marriage Death Tax Land Probate
1887 1855 1887 1860

County Courthouse

Leavenworth County Courthouse
601 S Third St Ste 3051
Leavenworth, KS 66048-2781
Phone: 913.684.0700

Probate Judge has marriage and probate records from 1855.
Reg of Deeds has land records.
Clerk District Court has court and naturalization records from 1855. [2]


Parent County

1855--Leavenworth County was created 30 August 1855 as an original county. County seat: Leavenworth [3]

Boundary Changes

Record Loss

1911 Fire destroyed the Leavenworth County courthouse on 22 March, along with all of the county records. [4]

For suggestions about research in places that suffered historic record losses, see:


Populated Places







Prior to July 2014, some residences south of Hwy 24/40 in Leavenworth County had postal addresses of Bonner Springs, Kansas.

Neighboring Counties





Tombstone Transcriptions Online Tombstone Transcriptions in Print List of Cemeteries in the county
Findagrave.com Family History Library Findagrave.com
Kansas Gravestones WorldCat Billion Graves
Tombstone Project
Billion Graves
See Kansas Cemeteries for more information.


Most church records are held by individual churches. For contact information, check a phone directory, such as SearchBug or Dex Knows. Some denominations are gathering their records into a central repository. For more information about these major repositories, see Kansas Church Records.

LDS Ward and Branch Records

  • Leavenworth



Land and property records can place an ancestor in a particular location, provide economic information, and reveal family relationships. Land records include: deeds, abstracts and indexes, mortgages, leases, grants and land patents.

See Kansas Land and Property for additional information about early Kansas land grants. After land was transferred to private ownership, subsequent transactions were usually recorded at the county courthouse, where records are currently housed.

Local Histories

Local histories are available for Leavenworth County, Kansas Genealogy. County histories may include biographies, church, school and government history, and military information. For more information about local histories, see the wiki page section Kansas Local Histories.



Early migration routes to and from Leavenworth County, Kansas Genealogy for European and African American settlers included:


Leavenworth County furnished more troops in the Civil War than any other county in the State.  By May 20, 1861, eighteen companies had been organized and were ready for service.  These companies were known as follows: Home Guards, Leavenworth Fencibles, German Rifles, Leavenworth Guards, Emmett Guards, Steuben Guards, Delaware Guards, Delaware Rifles, Lincoln Rangers, Mounted Rifles, Leavenworth Grays, Shields Guards, Phoenix Guards, Union Guards, Leavenworth Light Infantry, Lafayette Guards, Lane Rifles,  Leavenworth Rifles, Stranger Township Union Home Guards, Kickapoo Guards, Captain Black's Guards, Lyon Guards, Fourth Ward Guards, "Old Guards", Third Ward Guards, Leavenworth Mercantile Guards and Leavenworth Light Cavalry.   During the Civil War men from this county enlisted in the 1st Regiment, Kansas Infantry; 7th Regiment, Kansas Cavalry;11th Regiment, Kansas Infantry15th Regiment, Kansas Cavalry, Companies C, F, L, and K; and the 17th Regiment, Kansas Infantry.  


Additional newspapers abstracts can sometimes be found using search phrases such as Leavenworth County, Kansas Genealogy newspapers in online catalogs like:


Online Records

In most counties in Kansas, probate records have been kept by the county judge. They include wills, inventories, claim registers, legacy records, inheritance records, and dockets. The records are available at the county courthouse.

The FamilySearch Catalog lists films of probate records. To find the records for this county, use the Place Search for Kansas, Leavenworth and click Probate records.


Kansas tax records complement land records and can be used to supplement the years between censuses. Tax lists were usually made every year, however, there may be gaps of several years. For more information, see the wiki page Kansas Taxation.

Vital Records

Vital Records consist of births, adoptions, marriages, divorces, and deaths recorded on registers, certificates, and documents.

A copy or an extract of most original records can be purchased from the Kansas Office of Vital Statistics or the County Clerk's office of the county where the event occurred. See also Kansas Vital Records. For information about restrictions and costs for certificates, see the CDC Where to Write for Vital Records site.

Birth Records
Death Records
Marriage Records

Societies and Libraries

Leavenworth County Historical
1128 5th Ave
Leavenworth, KS 66048
Telephone Number: 913-682-7759

Family History Centers

  • Family History Centers provide one-on-one assistance and free access to premium genealogical websites. In addition, many centers have free how-to genealogy classes. See Family History Center for more information. Search the online FHC directory for a nearby family history center.

Web Sites


  1. Alice Eichholz, Ancestry’s Red Book: American State, County and Town Sources, Revised ed. (Salt Lake City: Ancestry, 1992), 232-245. At various libraries (WorldCat); FHL Book 973 D27rb 1992
  2. Handybook for Genealogists: United States of America, 10th ed. (Draper, Utah: Everton Pub., 2002), Leavenworth County, Kansas page 252, At various libraries (WorldCat); FHL Book 973 D27e 2002.
  3. The Handybook for Genealogists: United States of America,10th ed. (Draper, UT:Everton Publishers, 2002).
  4. [1]
  5. National Park Service, "(Auto Tour Route) Maps" in Oregon National Historic Trail at http://www.nps.gov/oreg/planyourvisit/maps.htm (accessed 18 July 2011).
  6. National Park Service, "(Auto Tour Route) Maps" in California National Historic Trail at http://www.nps.gov/cali/planyourvisit/maps.htm (accessed 18 July 2011).
  7. National Park Service, "Auto Tour Route Maps" in Mormon Pioneer National Historic Trail at http://www.nps.gov/mopi/planyourvisit/maps.htm (accessed 18 July 2011).