| Name of County
|
Date Formed
|
Boundary Changes
|
Parent County
|
Counties Created by Boundary Changes
|
| Allen
|
1855 Aug 30
|
Details
|
Kansas Territory
|
none
|
| Anderson
|
1855 Aug 30
|
Details
|
Kansas Territory
|
none
|
| Arapahoe
|
1855 Aug 30
|
Details
|
Kansas Territory
|
absorbed into Finney 1883
|
| Atchison
|
1855 Aug 30
|
Details
|
Kansas Territory
|
none
|
| Barber
|
1867 Feb 26
|
Details
|
Harper
|
Kansas 1873
|
| Barton
|
1867 Feb 26
|
Details
|
Ellsworth
|
none
|
| Billings
|
1873 Mar 3
|
Details
|
renamed from Norton
|
none
|
| Bourbon
|
1855 Aug 30
|
Details
|
Kansas Territory
|
Crawford 1867
|
| Breckenridge
|
1857
|
Details
|
Madison
|
renamed Lyon 1862
|
| Broderick
|
1859 Feb 11
|
Details
|
Kansas Territory
|
dissolved
|
| Brown
|
1855 Aug 30
|
Details
|
Kansas Territory
|
none
|
| Buffalo
|
1873 Mar 6
|
Details
|
Kansas Territory
|
absorbed into Lane 1881
|
| Butler
|
1855 Aug 30
|
Details
|
Kansas Territory, Irving (1864), Otoe (1864)
|
Chase 1859, Sedgwick 1867
|
| Calhoun
|
1855 Aug 30
|
Details
|
Kansas Territory
|
Pottawatomie 1857, renamed Jackson 1859
|
| Chase
|
1859 Feb 11
|
Details
|
Butler
|
Marion 1855
|
| Chautauqua
|
1875 Mar 3
|
Details
|
Howard
|
none
|
| Cherokee
|
1860 Feb 18
|
Details
|
renamed from McGee
|
none
|
| Cheyenne
|
1873 Mar 6
|
Details
|
Kirwin Land District
|
none
|
| Clark
|
1885 Mar 7
|
Details
|
Ford
|
none
|
| Clay
|
1857 Feb 20
|
Details
|
Kansas Territory
|
none
|
| Cloud
|
1867 Feb 26
|
Details
|
renamed from Shirley
|
Republic 1860
|
| Coffey
|
1855 Aug 30
|
Details
|
Kansas Territory
|
none
|
| Comanche
|
1867 Feb 26
|
Details
|
Kiowa
|
Kiowa 1886
|
| Cowley
|
1867 Feb 26
|
Details
|
renamed from Hunter
|
Sumner 1867
|
| Crawford
|
1867 Feb 13
|
Details
|
Bourbon
|
none
|
| Davis
|
1855 Aug 30
|
Details
|
Kansas Territory
|
renamed Geary 1889
|
| Decatur
|
1855 Aug 30
|
Details
|
Kansas Territory
|
none
|
| Doniphan
|
1855 Aug 30
|
Details
|
Kansas Territory
|
none
|
| Dorn
|
1855 Aug 30
|
Details
|
Kansas Territory
|
renamed Neosho 1861
|
| Douglas
|
1855 Aug 30
|
Details
|
Kansas Territory
|
none
|
| Edwards
|
1874 Mar 7
|
Details
|
Kansas Territory
|
Kiowa 1886
|
| El Paso
|
1859 Feb 11
|
Details
|
Kansas Territory
|
dissolved
|
| Elk
|
1875 Mar 3
|
Details
|
Howard
|
none
|
| Ellis
|
1867 Feb 26
|
Details
|
Kansas Territory
|
none
|
| Ellsworth
|
1867 Feb 26
|
Details
|
Saline
|
Barton 1867, Lincoln 1867, Russell 1867
|
| Finney
|
1883 Feb 21
|
Details
|
Arapahoe, Foote, Sequoyah
|
Foote 1887, Grant 1873, Gray 1887, haskell 1887, Kearny 1873, Lane 1873, Scott 1873
|
| Foote
|
1883 Feb 221
|
Details
|
Finney, Ford
|
renamed Gray 1887
|
| Ford
|
1863 Mar 6
|
Details
|
Kansas Territory
|
Clark 1885, Foote 1887, Gray 1887
|
| Franklin
|
1855 Aug 30
|
Details
|
Kansas Territory
|
none
|
| Fremont
|
1859 Feb 11
|
Details
|
Kansas Territory
|
dissolved
|
| Garfield
|
1887 Mar 5
|
Details
|
Kansas Territory
|
dissolved
|
| Geary
|
1889 Feb 28
|
Details
|
renamed from Davis
|
none
|
| Godfrey
|
1855 Aug 30
|
Details
|
Kansas Territory
|
renamed Seward 1861
|
| Gove
|
1868 Mar 2
|
Details
|
Kansas Territory
|
none
|
| Graham
|
1867 Feb 26
|
Details
|
Rooks
|
none
|
| Grant
|
1873 Mar 6
|
Details
|
Finney, Kearny
|
none
|
| Gray
|
1887 Mar 5
|
Details
|
renamed from Foote
|
none
|
| Greeley
|
1873 Mar 6
|
Details
|
Hamilton
|
none
|
| Greenwood
|
1855 Aug 30
|
Details
|
Kansas Territory
|
none
|
| Hageman (Hodgeman)
|
1867 Feb 26
|
Details
|
Kansas Territory
|
dissolved
|
| Hamilton
|
1873 Mar 6
|
Details
|
Kansas Territory
|
Greeley 1873
|
| Harper
|
1867 Feb 26
|
Details
|
Kingman
|
Barber 1867
|
| Harvey
|
1872 Feb 29
|
Details
|
McPherson, Sedgwick, Marion
|
none
|
| Haskell
|
1887 Mar 5
|
Details
|
Finney
|
none
|
| Hodgeman
|
1873 Mar 6
|
Details
|
Indian lands
|
Ness 1867
|
| Howard
|
1855 Aug 30
|
Details
|
Kansas Territory
|
divided to Chautauqua 1875, Elk 1875
|
| Hunter
|
1855 Aug 30
|
Details
|
Kansas Territory
|
renamed 1867
|
| Irving
|
1860 Feb 27
|
Details
|
Hunter
|
annexed to Butler 1864
|
| Jackson
|
1859 Feb 11
|
Details
|
renamed from Calhoun
|
none
|
| Jefferson
|
1855 Aug 30
|
Details
|
Kansas Territory
|
none
|
| Jewell
|
1867 Feb 26
|
Details
|
Mitchell
|
none
|
| Kansas
|
1873 Mar 6
|
Details
|
Barber
|
annexed to Seward 1883
|
| Kearny
|
1873 Mar 6
|
Details
|
Finney
|
Grant 1873
|
| Kingman
|
1872 Feb 10
|
Details
|
Reno
|
none
|
| Kiowa
|
1886 Feb 10
|
Details
|
Comanche, Edwards
|
none
|
| Labette
|
1867 Feb 7
|
Details
|
Neosho
|
Montgomery 1867
|
| Lane
|
1873 Mar 6
|
Details
|
Finney, Buffalo (1881)
|
none
|
| Leavenworth
|
1855 Aug 30
|
Details
|
Kansas Territory
|
none
|
| Lincoln
|
1867 Feb 26
|
Details
|
Ellsworth
|
none
|
| Linn
|
1855 Aug 30
|
Details
|
Kansas Territory
|
none
|
| Logan
|
1887 Feb 24
|
Details
|
renamed from St. John
|
none
|
| Lykins
|
1855 Aug 30
|
Details
|
Kansas Territory
|
renamed Miami 1861
|
| Lyon
|
1862 Feb 5
|
Details
|
renamed from Breckenridge
|
none
|
| Madison
|
1855 Aug 30
|
Details
|
Kansas Territory
|
Breckenridge 1857, Morris 1855
|
| Marion
|
1855 Aug 30
|
Details
|
Chase
|
Harvey 1872, Otoe 1860
|
| Marshall
|
1855 Aug 30
|
Details
|
Kansas Territory
|
none
|
| McGee
|
1855 Aug 30
|
Details
|
Kansas Territory
|
renamed Cherokee 1860
|
| McPherson
|
1867 Feb 26
|
Details
|
Kansas Territory
|
Harvey 1872, Reno 1867
|
| Meade
|
1885 Mar 7
|
Details
|
Kansas Territory
|
none
|
| Miami
|
1861 Jun 3
|
Details
|
renamed from Lykins
|
none
|
| Mitchell
|
1867 Feb 26
|
Details
|
Kirwin Land District
|
Jewell 1867, Osborne 1867
|
| Montana
|
1859 Feb 11
|
Details
|
Kansas Territory
|
dissolved
|
| Montgomery
|
1867 Feb 26
|
Details
|
Labette
|
none
|
| Morris
|
1859 Feb 11
|
Details
|
renamed from Wise
|
none
|
| Morton
|
1886 Nov 17
|
Details
|
Kansas
|
none
|
| Nemaha
|
1855 Aug 30
|
Details
|
Kansas Territory
|
none
|
| Neosho
|
1861 Jun 3
|
Details
|
renamed from Dorn
|
none
|
| Ness
|
1867 Feb 26
|
Details
|
Hodgeman
|
none
|
| Norton
|
1867 Feb 26
|
Details
|
Kansas Territory
|
renamed Billings 1873-1874
|
| Oro
|
1859 Feb 11
|
Details
|
Kansas Territory
|
dissolved
|
| Osage
|
1859 Feb 11
|
Details
|
renamed from Weller
|
none
|
| Osborne
|
1867 Feb 26
|
Details
|
Mitchell
|
none
|
| Otoe
|
1860 Feb 27
|
Details
|
Kansas Territory
|
annexed to Butler 1864
|
| Ottawa
|
1860 Feb 27
|
Details
|
Saline
|
none
|
| Pawnee
|
1867 Feb 26
|
Details
|
Rush, Stafford
|
none
|
| Peketon
|
1860 Feb 27
|
Details
|
Kansas Territory
|
dissolved
|
| Phillips
|
1867 Feb 26
|
Details
|
Kirwin Land District
|
none
|
| Pottawatomie
|
1857 Feb 20
|
Details
|
Riley, Calhoun
|
none
|
| Pratt
|
1867 Feb 26
|
Details
|
Stafford
|
none
|
| Rawlins
|
1873 Mar 6
|
Details
|
Kirwin Land District
|
none
|
| Reno
|
1867 Feb 26
|
Details
|
Sedgwick, McPherson
|
Rice 1867
|
| Republic
|
1860 Feb 27
|
Details
|
Washington, Cloud
|
none
|
| Rice
|
1867 Feb 26
|
Details
|
Reno
|
none
|
| Richardson
|
1855 Aug 30
|
Details
|
Kansas Territory
|
renamed Wabaunsee 1859
|
| Riley
|
1855 Aug 30
|
Details
|
Kansas Territory
|
Davis 1871, Pottawatomie 1857, Richardson 1855
|
| Rooks
|
1867 Feb 26
|
Details
|
Kirwin Land District
|
none
|
| Rush
|
1867 Feb 26
|
Details
|
Kansas Territory
|
dissolved 1883
|
| Russell
|
1867 Feb 26
|
Details
|
Ellsworth
|
none
|
| St. John
|
1881 Mar 4
|
Details
|
Wallace
|
renamed 1887
|
| Saline
|
1860 Feb 15
|
Details
|
Kansas Territory
|
Ellsworth 1867, Ottawa 1860
|
| Scott
|
1873 Mar 6
|
Details
|
Finney
|
none
|
| Sedgwick
|
1867 Feb 26
|
Details
|
Butler
|
Harvey 1872, Reno 1867
|
| Sequoyah
|
1855 Aug 30
|
Details
|
Kansas Territory
|
renamed Finney 1883
|
| Seward
|
1861 Jun 3
|
Details
|
renamed from Godfrey, Kansas (1883)
|
none
|
| Shawnee
|
1855 Aug 30
|
Details
|
Kansas Territory
|
none
|
| Shelby
|
1865
|
|
Kansas Territory
|
absorbed by Washington
|
| Sheridan
|
1873 Mar 6
|
Details
|
Kansas Territory
|
none
|
| Sherman
|
1873 Mar 6
|
Details
|
Kirwin Land District
|
none
|
| Shirley
|
1860 Feb 27
|
Details
|
Kansas Territory
|
renamed Cloud 1867
|
| Smith
|
1867 Feb 26
|
Details
|
Kansas Territory
|
none
|
| Stafford
|
1867 Feb 26
|
Details
|
Kansas territory
|
Pawnee 1867, Pratt 1867
|
| Stanton
|
1873 Mar 6
|
Details
|
Indian lands
|
none
|
| Stevens
|
1873 Mar 6
|
Details
|
Indian lands
|
none
|
| Sumner
|
1867 Feb 26
|
Details
|
Cowley
|
none
|
| Thomas
|
1873 Mar 6
|
Details
|
Kirwin Land District
|
none
|
| Trego
|
1867 Feb 26
|
Details
|
Ellis
|
none
|
| Wabaunsee
|
1859 Feb 11
|
Details
|
renamed from Richardson
|
none
|
| Wallace
|
1868 Mar 2
|
Details
|
Indian lands
|
St. John 1881
|
| Washington
|
1855 Aug 30
|
Details
|
Kansas Territory, Shelby
|
Republic 1860
|
| Weller
|
1855 Aug 30
|
Details
|
Kansas Territory
|
renamed Osage 1859
|
| Wichita
|
1873 Mar 6
|
Details
|
Indian lands
|
none
|
| Wilson
|
1855 Aug 30
|
Details
|
Kansas Territory
|
none
|
| Wise
|
1855 Aug 30
|
Details
|
Kansas Territory
|
renamed Morris 1859
|
| Woodson
|
1855 Aug 30
|
Details
|
Kansas Territory
|
major boundary changes 1868
|
| Wyandotte
|
1859 Feb 11
|
Details
|
Kansas Territory
|
none
|