Washington County Creation Dates and Parent Counties: Difference between revisions
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| align="center" style="background: rgb(240, 240, 240) none repeat scroll 0% 0%; -moz-background-clip: -moz-initial; -moz-background-origin: -moz-initial; -moz-background-inline-policy: -moz-initial;" | '''Counties Created by Boundary Changes''' | | align="center" style="background: rgb(240, 240, 240) none repeat scroll 0% 0%; -moz-background-clip: -moz-initial; -moz-background-origin: -moz-initial; -moz-background-inline-policy: -moz-initial;" | '''Counties Created by Boundary Changes''' | ||
|- | |- | ||
| [[Adams County, Washington|Adams]] | | [[Adams County, Washington Genealogy|Adams]] | ||
| 1883 Nov 28 | | 1883 Nov 28 | ||
| [http://publications.newberry.org/ahcbp/documents/WA_Individual_County_Chronologies.htm#ADAMS Details] | | [http://publications.newberry.org/ahcbp/documents/WA_Individual_County_Chronologies.htm#ADAMS Details] | ||
| Line 17: | Line 17: | ||
| none | | none | ||
|- | |- | ||
| [[Asotin County, Washington|Asotin]] | | [[Asotin County, Washington Genealogy|Asotin]] | ||
| 1883 Oct 27 | | 1883 Oct 27 | ||
| [http://publications.newberry.org/ahcbp/documents/WA_Individual_County_Chronologies.htm#ASOTIN Details] | | [http://publications.newberry.org/ahcbp/documents/WA_Individual_County_Chronologies.htm#ASOTIN Details] | ||
| Line 29: | Line 29: | ||
| none | | none | ||
|- | |- | ||
| [[Chehalis County, Washington|Chehalis]] | | [[Chehalis County, Washington Genealogy|Chehalis]] | ||
| 1854 Apr 14 | | 1854 Apr 14 | ||
| [http://publications.newberry.org/ahcbp/documents/WA_Individual_County_Chronologies.htm#CHEHALIS Details] | | [http://publications.newberry.org/ahcbp/documents/WA_Individual_County_Chronologies.htm#CHEHALIS Details] | ||
| Line 35: | Line 35: | ||
| renamed Gray’s Harbor 1915 | | renamed Gray’s Harbor 1915 | ||
|- | |- | ||
| [[Chelan County, Washington|Chelan]] | | [[Chelan County, Washington Genealogy|Chelan]] | ||
| 1899 Mar 13 | | 1899 Mar 13 | ||
| [http://publications.newberry.org/ahcbp/documents/WA_Individual_County_Chronologies.htm#CHELAN Details] | | [http://publications.newberry.org/ahcbp/documents/WA_Individual_County_Chronologies.htm#CHELAN Details] | ||
| Line 41: | Line 41: | ||
| none | | none | ||
|- | |- | ||
| [[Clallam County, Washington|Clallam]] | | [[Clallam County, Washington Genealogy|Clallam]] | ||
| 1854 Apr 26 | | 1854 Apr 26 | ||
| [http://publications.newberry.org/ahcbp/documents/WA_Individual_County_Chronologies.htm#CLALLAM Details] | | [http://publications.newberry.org/ahcbp/documents/WA_Individual_County_Chronologies.htm#CLALLAM Details] | ||
| Line 47: | Line 47: | ||
| none | | none | ||
|- | |- | ||
| [[Clark County, Washington|Clark]] | | [[Clark County, Washington Genealogy|Clark]] | ||
| 1849 Sep 03 | | 1849 Sep 03 | ||
| [http://publications.newberry.org/ahcbp/documents/WA_Individual_County_Chronologies.htm#CLARK Details] | | [http://publications.newberry.org/ahcbp/documents/WA_Individual_County_Chronologies.htm#CLARK Details] | ||
| Line 53: | Line 53: | ||
| Skamania 1854 | | Skamania 1854 | ||
|- | |- | ||
| [[Columbia County, Washington|Columbia]] | | [[Columbia County, Washington Genealogy|Columbia]] | ||
| 1875 Nov 11 | | 1875 Nov 11 | ||
| [http://publications.newberry.org/ahcbp/documents/WA_Individual_County_Chronologies.htm#COLUMBIA Details] | | [http://publications.newberry.org/ahcbp/documents/WA_Individual_County_Chronologies.htm#COLUMBIA Details] | ||
| Line 59: | Line 59: | ||
| Garfield 1881 | | Garfield 1881 | ||
|- | |- | ||
| [[Cowlitz County, Washington|Cowlitz]] | | [[Cowlitz County, Washington Genealogy|Cowlitz]] | ||
| 1854 Apr 21 | | 1854 Apr 21 | ||
| [http://publications.newberry.org/ahcbp/documents/WA_Individual_County_Chronologies.htm#COWLITZ Details] | | [http://publications.newberry.org/ahcbp/documents/WA_Individual_County_Chronologies.htm#COWLITZ Details] | ||
| Line 65: | Line 65: | ||
| none | | none | ||
|- | |- | ||
| [[Douglas County, Washington|Douglas]] | | [[Douglas County, Washington Genealogy|Douglas]] | ||
| 1883 Nov 28 | | 1883 Nov 28 | ||
| [http://publications.newberry.org/ahcbp/documents/WA_Individual_County_Chronologies.htm#DOUGLAS Details] | | [http://publications.newberry.org/ahcbp/documents/WA_Individual_County_Chronologies.htm#DOUGLAS Details] | ||
| Line 71: | Line 71: | ||
| Grant 1909 | | Grant 1909 | ||
|- | |- | ||
| [[Ferry County, Washington|Ferry]] | | [[Ferry County, Washington Genealogy|Ferry]] | ||
| 1899 Feb 21 | | 1899 Feb 21 | ||
| [http://publications.newberry.org/ahcbp/documents/WA_Individual_County_Chronologies.htm#FERRY Details] | | [http://publications.newberry.org/ahcbp/documents/WA_Individual_County_Chronologies.htm#FERRY Details] | ||
| Line 77: | Line 77: | ||
| none | | none | ||
|- | |- | ||
| [[Franklin County, Washington|Franklin]] | | [[Franklin County, Washington Genealogy|Franklin]] | ||
| 1883 Nov 28 | | 1883 Nov 28 | ||
| [http://publications.newberry.org/ahcbp/documents/WA_Individual_County_Chronologies.htm#FRANKLIN Details] | | [http://publications.newberry.org/ahcbp/documents/WA_Individual_County_Chronologies.htm#FRANKLIN Details] | ||
| Line 83: | Line 83: | ||
| none | | none | ||
|- | |- | ||
| [[Garfield County, Washington|Garfield]] | | [[Garfield County, Washington Genealogy|Garfield]] | ||
| 1881 Nov 29 | | 1881 Nov 29 | ||
| [http://publications.newberry.org/ahcbp/documents/WA_Individual_County_Chronologies.htm#GARFIELD Details] | | [http://publications.newberry.org/ahcbp/documents/WA_Individual_County_Chronologies.htm#GARFIELD Details] | ||
| Line 89: | Line 89: | ||
| Asotin 1883 | | Asotin 1883 | ||
|- | |- | ||
| [[Grant County, Washington|Grant]] | | [[Grant County, Washington Genealogy|Grant]] | ||
| 1909 Feb 24 | | 1909 Feb 24 | ||
| [http://publications.newberry.org/ahcbp/documents/WA_Individual_County_Chronologies.htm#GRANT Details] | | [http://publications.newberry.org/ahcbp/documents/WA_Individual_County_Chronologies.htm#GRANT Details] | ||
| Line 95: | Line 95: | ||
| none | | none | ||
|- | |- | ||
| [[Grays Harbor County, Washington|Grays Harbor]] | | [[Grays Harbor County, Washington Genealogy|Grays Harbor]] | ||
| 1915 Mar 15 | | 1915 Mar 15 | ||
| [http://publications.newberry.org/ahcbp/documents/WA_Individual_County_Chronologies.htm#GRAYS%20HARBOR Details] | | [http://publications.newberry.org/ahcbp/documents/WA_Individual_County_Chronologies.htm#GRAYS%20HARBOR Details] | ||
| Line 101: | Line 101: | ||
| none | | none | ||
|- | |- | ||
| [[Island County, Washington|Island]] | | [[Island County, Washington Genealogy|Island]] | ||
| 1853 Jan 06 | | 1853 Jan 06 | ||
| [http://publications.newberry.org/ahcbp/documents/WA_Individual_County_Chronologies.htm#ISLAND Details] | | [http://publications.newberry.org/ahcbp/documents/WA_Individual_County_Chronologies.htm#ISLAND Details] | ||
| Line 107: | Line 107: | ||
| Snohomish 1861 | | Snohomish 1861 | ||
|- | |- | ||
| [[Jefferson County, Washington|Jefferson]] | | [[Jefferson County, Washington Genealogy|Jefferson]] | ||
| 1852 Dec 22 | | 1852 Dec 22 | ||
| [http://publications.newberry.org/ahcbp/documents/WA_Individual_County_Chronologies.htm#JEFFERSON Details] | | [http://publications.newberry.org/ahcbp/documents/WA_Individual_County_Chronologies.htm#JEFFERSON Details] | ||
| Line 113: | Line 113: | ||
| Clallam 1854 | | Clallam 1854 | ||
|- | |- | ||
| [[King County, Washington|King]] | | [[King County, Washington Genealogy|King]] | ||
| 1852 Dec 22 | | 1852 Dec 22 | ||
| [http://publications.newberry.org/ahcbp/documents/WA_Individual_County_Chronologies.htm#KING Details] | | [http://publications.newberry.org/ahcbp/documents/WA_Individual_County_Chronologies.htm#KING Details] | ||
| Line 119: | Line 119: | ||
| Kitsap 1857 | | Kitsap 1857 | ||
|- | |- | ||
| [[Kitsap County, Washington|Kitsap]] | | [[Kitsap County, Washington Genealogy|Kitsap]] | ||
| 1857 Jul 13 | | 1857 Jul 13 | ||
| [http://publications.newberry.org/ahcbp/documents/WA_Individual_County_Chronologies.htm#KITSAP Details] | | [http://publications.newberry.org/ahcbp/documents/WA_Individual_County_Chronologies.htm#KITSAP Details] | ||
| Line 125: | Line 125: | ||
| none | | none | ||
|- | |- | ||
| [[Kittitas County, Washington|Kittitas]] | | [[Kittitas County, Washington Genealogy|Kittitas]] | ||
| 1883 Nov 24 | | 1883 Nov 24 | ||
| [http://publications.newberry.org/ahcbp/documents/WA_Individual_County_Chronologies.htm#KITTITAS Details] | | [http://publications.newberry.org/ahcbp/documents/WA_Individual_County_Chronologies.htm#KITTITAS Details] | ||
| Line 131: | Line 131: | ||
| Chelan 1899 | | Chelan 1899 | ||
|- | |- | ||
| [[Klickitat County, Washington|Klickitat]] | | [[Klickitat County, Washington Genealogy|Klickitat]] | ||
| 1859 Dec 20 | | 1859 Dec 20 | ||
| [http://publications.newberry.org/ahcbp/documents/WA_Individual_County_Chronologies.htm#KLICKITAT Details] | | [http://publications.newberry.org/ahcbp/documents/WA_Individual_County_Chronologies.htm#KLICKITAT Details] | ||
| Line 137: | Line 137: | ||
| Benton 1905 | | Benton 1905 | ||
|- | |- | ||
| [[Lewis County, Washington|Lewis]] | | [[Lewis County, Washington Genealogy|Lewis]] | ||
| 1845 Dec 21 | | 1845 Dec 21 | ||
| [http://publications.newberry.org/ahcbp/documents/WA_Individual_County_Chronologies.htm#LEWIS Details] | | [http://publications.newberry.org/ahcbp/documents/WA_Individual_County_Chronologies.htm#LEWIS Details] | ||
| Line 143: | Line 143: | ||
| Cowlitz 1854, Wahkiakum 1854 | | Cowlitz 1854, Wahkiakum 1854 | ||
|- | |- | ||
| [[Lincoln County, Washington|Lincoln]] | | [[Lincoln County, Washington Genealogy|Lincoln]] | ||
| 1883 Nov 24 | | 1883 Nov 24 | ||
| [http://publications.newberry.org/ahcbp/documents/WA_Individual_County_Chronologies.htm#LINCOLN Details] | | [http://publications.newberry.org/ahcbp/documents/WA_Individual_County_Chronologies.htm#LINCOLN Details] | ||
| Line 149: | Line 149: | ||
| Douglas 1883 | | Douglas 1883 | ||
|- | |- | ||
| [[Mason County, Washington|Mason]] | | [[Mason County, Washington Genealogy|Mason]] | ||
| 1864 Jan 08 | | 1864 Jan 08 | ||
| [http://publications.newberry.org/ahcbp/documents/WA_Individual_County_Chronologies.htm#MASON Details] | | [http://publications.newberry.org/ahcbp/documents/WA_Individual_County_Chronologies.htm#MASON Details] | ||
| Line 155: | Line 155: | ||
| none | | none | ||
|- | |- | ||
| [[Okanogan County, Washington|Okanogan]] | | [[Okanogan County, Washington Genealogy|Okanogan]] | ||
| 1888 Feb 02 | | 1888 Feb 02 | ||
| [http://publications.newberry.org/ahcbp/documents/WA_Individual_County_Chronologies.htm#OKANOGAN Details] | | [http://publications.newberry.org/ahcbp/documents/WA_Individual_County_Chronologies.htm#OKANOGAN Details] | ||
| Line 161: | Line 161: | ||
| Chelan 1899 | | Chelan 1899 | ||
|- | |- | ||
| [[Pacific County, Washington|Pacific]] | | [[Pacific County, Washington Genealogy|Pacific]] | ||
| 1851 Feb 04 | | 1851 Feb 04 | ||
| [http://publications.newberry.org/ahcbp/documents/WA_Individual_County_Chronologies.htm#PACIFIC Details] | | [http://publications.newberry.org/ahcbp/documents/WA_Individual_County_Chronologies.htm#PACIFIC Details] | ||
| Line 167: | Line 167: | ||
| none | | none | ||
|- | |- | ||
| [[Pend Oreille County, Washington|Pend Oreille]] | | [[Pend Oreille County, Washington Genealogy|Pend Oreille]] | ||
| 1911 Mar 01 | | 1911 Mar 01 | ||
| [http://publications.newberry.org/ahcbp/documents/WA_Individual_County_Chronologies.htm#PEND%20OREILLE Details] | | [http://publications.newberry.org/ahcbp/documents/WA_Individual_County_Chronologies.htm#PEND%20OREILLE Details] | ||
| Line 173: | Line 173: | ||
| none | | none | ||
|- | |- | ||
| [[Pierce County, Washington|Pierce]] | | [[Pierce County, Washington Genealogy|Pierce]] | ||
| 1852 Dec 22 | | 1852 Dec 22 | ||
| [http://publications.newberry.org/ahcbp/documents/WA_Individual_County_Chronologies.htm#PIERCE Details] | | [http://publications.newberry.org/ahcbp/documents/WA_Individual_County_Chronologies.htm#PIERCE Details] | ||
| Line 179: | Line 179: | ||
| none | | none | ||
|- | |- | ||
| [[San Juan County, Washington|San Juan]] | | [[San Juan County, Washington Genealogy|San Juan]] | ||
| 1873 Oct 31 | | 1873 Oct 31 | ||
| [http://publications.newberry.org/ahcbp/documents/WA_Individual_County_Chronologies.htm#SAN%20JUAN Details] | | [http://publications.newberry.org/ahcbp/documents/WA_Individual_County_Chronologies.htm#SAN%20JUAN Details] | ||
| Line 191: | Line 191: | ||
| renamed Mason 1864 | | renamed Mason 1864 | ||
|- | |- | ||
| [[Skagit County, Washington|Skagit]] | | [[Skagit County, Washington Genealogy|Skagit]] | ||
| 1883 Nov 28 | | 1883 Nov 28 | ||
| [http://publications.newberry.org/ahcbp/documents/WA_Individual_County_Chronologies.htm#SKAGIT Details] | | [http://publications.newberry.org/ahcbp/documents/WA_Individual_County_Chronologies.htm#SKAGIT Details] | ||
| Line 197: | Line 197: | ||
| none | | none | ||
|- | |- | ||
| [[Skamania County, Washington|Skamania]] | | [[Skamania County, Washington Genealogy|Skamania]] | ||
| 1854 Mar 09 | | 1854 Mar 09 | ||
| [http://publications.newberry.org/ahcbp/documents/WA_Individual_County_Chronologies.htm#SKAMANIA Details] | | [http://publications.newberry.org/ahcbp/documents/WA_Individual_County_Chronologies.htm#SKAMANIA Details] | ||
| Line 209: | Line 209: | ||
| renamed Kitsap 1857 | | renamed Kitsap 1857 | ||
|- | |- | ||
| [[Snohomish County, Washington|Snohomish]] | | [[Snohomish County, Washington Genealogy|Snohomish]] | ||
| 1861 Jan 14 | | 1861 Jan 14 | ||
| [http://publications.newberry.org/ahcbp/documents/WA_Individual_County_Chronologies.htm#SNOHOMISH Details] | | [http://publications.newberry.org/ahcbp/documents/WA_Individual_County_Chronologies.htm#SNOHOMISH Details] | ||
| Line 215: | Line 215: | ||
| none | | none | ||
|- | |- | ||
| [[Spokane County, Washington|Spokane]] | | [[Spokane County, Washington Genealogy|Spokane]] | ||
| 1858 Jan 29 | | 1858 Jan 29 | ||
| [http://publications.newberry.org/ahcbp/documents/WA_Individual_County_Chronologies.htm#SPOKANE Details] | | [http://publications.newberry.org/ahcbp/documents/WA_Individual_County_Chronologies.htm#SPOKANE Details] | ||
| Line 221: | Line 221: | ||
| Lincoln 1883 | | Lincoln 1883 | ||
|- | |- | ||
| [[Stevens County, Washington|Stevens]] | | [[Stevens County, Washington Genealogy|Stevens]] | ||
| 1863 Jan 20 | | 1863 Jan 20 | ||
| [http://publications.newberry.org/ahcbp/documents/WA_Individual_County_Chronologies.htm#STEVENS Details] | | [http://publications.newberry.org/ahcbp/documents/WA_Individual_County_Chronologies.htm#STEVENS Details] | ||
| Line 227: | Line 227: | ||
| Ferry 1899, Okanogan 1888, Pend Oreille 1911, Whitman 1871 | | Ferry 1899, Okanogan 1888, Pend Oreille 1911, Whitman 1871 | ||
|- | |- | ||
| [[Thurston County, Washington|Thurston]] | | [[Thurston County, Washington Genealogy|Thurston]] | ||
| 1852 Jan 12 | | 1852 Jan 12 | ||
| [http://publications.newberry.org/ahcbp/documents/WA_Individual_County_Chronologies.htm#THURSTON Details] | | [http://publications.newberry.org/ahcbp/documents/WA_Individual_County_Chronologies.htm#THURSTON Details] | ||
| Line 239: | Line 239: | ||
| renamed Clark 1849 | | renamed Clark 1849 | ||
|- | |- | ||
| [[Wahkiakum County, Washington|Wahkiakum]] | | [[Wahkiakum County, Washington Genealogy|Wahkiakum]] | ||
| 1854 Apr 26 | | 1854 Apr 26 | ||
| [http://publications.newberry.org/ahcbp/documents/WA_Individual_County_Chronologies.htm#WAHKIAKUM Details] | | [http://publications.newberry.org/ahcbp/documents/WA_Individual_County_Chronologies.htm#WAHKIAKUM Details] | ||
| Line 245: | Line 245: | ||
| none | | none | ||
|- | |- | ||
| [[Walla Walla County, Washington|Walla Walla]] | | [[Walla Walla County, Washington Genealogy|Walla Walla]] | ||
| 1854 Apr 25 | | 1854 Apr 25 | ||
| [http://publications.newberry.org/ahcbp/documents/WA_Individual_County_Chronologies.htm#WALLA%20WALLA Details] | | [http://publications.newberry.org/ahcbp/documents/WA_Individual_County_Chronologies.htm#WALLA%20WALLA Details] | ||
| Line 251: | Line 251: | ||
| Columbia 1875, Klickitat 1859, Spokane 1859, Stevens 1863, Yakima 1865 | | Columbia 1875, Klickitat 1859, Spokane 1859, Stevens 1863, Yakima 1865 | ||
|- | |- | ||
| [[Whatcom County, Washington|Whatcom]] | | [[Whatcom County, Washington Genealogy|Whatcom]] | ||
| 1854 Mar 09 | | 1854 Mar 09 | ||
| [http://publications.newberry.org/ahcbp/documents/WA_Individual_County_Chronologies.htm#WHATCOM Details] | | [http://publications.newberry.org/ahcbp/documents/WA_Individual_County_Chronologies.htm#WHATCOM Details] | ||
| Line 257: | Line 257: | ||
| San Juan 1873, Skagit 1883 | | San Juan 1873, Skagit 1883 | ||
|- | |- | ||
| [[Whitman County, Washington|Whitman]] | | [[Whitman County, Washington Genealogy|Whitman]] | ||
| 1871 Nov 29 | | 1871 Nov 29 | ||
| [http://publications.newberry.org/ahcbp/documents/WA_Individual_County_Chronologies.htm#WHITMAN Details] | | [http://publications.newberry.org/ahcbp/documents/WA_Individual_County_Chronologies.htm#WHITMAN Details] | ||
| Line 263: | Line 263: | ||
| Adams 1883, Franklin 1883 | | Adams 1883, Franklin 1883 | ||
|- | |- | ||
| [[Yakima County, Washington|Yakima]] | | [[Yakima County, Washington Genealogy|Yakima]] | ||
| 1865 Jan 21 | | 1865 Jan 21 | ||
| [http://publications.newberry.org/ahcbp/documents/WA_Individual_County_Chronologies.htm#YAKIMA Details] | | [http://publications.newberry.org/ahcbp/documents/WA_Individual_County_Chronologies.htm#YAKIMA Details] | ||
Revision as of 21:08, 5 February 2015
 |
See an interactive outline map of Washington Historical Counties at Newberry Library site[1] (Free) Enter a year, Refresh Map, select zoom in, then click on the map to enlarge it. |
 |
Sort the table by Date Formed or by Parent Counties and check Boundary Changes for interesting insights. |
| Name of County | Date Formed | Boundary Changes |
Parent County | Counties Created by Boundary Changes |
| Adams | 1883 Nov 28 | Details | Whitman | none |
| Asotin | 1883 Oct 27 | Details | Garfield | none |
| Benton | 1905 Mar 08 | Details | Yakima, Klickitat | none |
| Chehalis | 1854 Apr 14 | Details | Washington Territory | renamed Gray’s Harbor 1915 |
| Chelan | 1899 Mar 13 | Details | Kittitas, Okanogan | none |
| Clallam | 1854 Apr 26 | Details | Jefferson | none |
| Clark | 1849 Sep 03 | Details | renamed from Vancouver | Skamania 1854 |
| Columbia | 1875 Nov 11 | Details | Walla Walla | Garfield 1881 |
| Cowlitz | 1854 Apr 21 | Details | Lewis | none |
| Douglas | 1883 Nov 28 | Details | Lincoln | Grant 1909 |
| Ferry | 1899 Feb 21 | Details | Stevens | none |
| Franklin | 1883 Nov 28 | Details | Whitman | none |
| Garfield | 1881 Nov 29 | Details | Columbia | Asotin 1883 |
| Grant | 1909 Feb 24 | Details | Grant | none |
| Grays Harbor | 1915 Mar 15 | Details | renamed from Chehalis | none |
| Island | 1853 Jan 06 | Details | Washington Territory | Snohomish 1861 |
| Jefferson | 1852 Dec 22 | Details | Washington Territory | Clallam 1854 |
| King | 1852 Dec 22 | Details | Washington Territory | Kitsap 1857 |
| Kitsap | 1857 Jul 13 | Details | renamed from Slaughter 1857 | none |
| Kittitas | 1883 Nov 24 | Details | Yakima | Chelan 1899 |
| Klickitat | 1859 Dec 20 | Details | Walla walla | Benton 1905 |
| Lewis | 1845 Dec 21 | Details | Oregon Territory | Cowlitz 1854, Wahkiakum 1854 |
| Lincoln | 1883 Nov 24 | Details | Spokane | Douglas 1883 |
| Mason | 1864 Jan 08 | Details | renamed from Sawamish | none |
| Okanogan | 1888 Feb 02 | Details | Stevens | Chelan 1899 |
| Pacific | 1851 Feb 04 | Details | Washington Territory | none |
| Pend Oreille | 1911 Mar 01 | Details | Stevens | none |
| Pierce | 1852 Dec 22 | Details | Washington Territory | none |
| San Juan | 1873 Oct 31 | Details | Whatcom | none |
| Sawamish | 1852 Dec 22 | Details | Thurston | renamed Mason 1864 |
| Skagit | 1883 Nov 28 | Details | Whatcom | none |
| Skamania | 1854 Mar 09 | Details | Clark | none |
| Slaughter | 1857 Jan 16 | Details | King | renamed Kitsap 1857 |
| Snohomish | 1861 Jan 14 | Details | Island | none |
| Spokane | 1858 Jan 29 | Details | Walla Walla | Lincoln 1883 |
| Stevens | 1863 Jan 20 | Details | Walla Walla | Ferry 1899, Okanogan 1888, Pend Oreille 1911, Whitman 1871 |
| Thurston | 1852 Jan 12 | Details | Washington Territory | Sawamish 1852 |
| Vancouver | 1845 Dec 21 | Details | Oregon Territory | renamed Clark 1849 |
| Wahkiakum | 1854 Apr 26 | Details | Lewis | none |
| Walla Walla | 1854 Apr 25 | Details | Washington Territory | Columbia 1875, Klickitat 1859, Spokane 1859, Stevens 1863, Yakima 1865 |
| Whatcom | 1854 Mar 09 | Details | Washington Territory | San Juan 1873, Skagit 1883 |
| Whitman | 1871 Nov 29 | Details | Stevens | Adams 1883, Franklin 1883 |
| Yakima | 1865 Jan 21 | Details | Walla Walla | Benton 1905, Kittitas 1883 |
- ↑ [http://historical-county.newberry.org/website/Washington/viewer.htm Washington Atlas of Historical County Boundaries, John H. Long, Editor; Peggy Tuck Sinko, Associate Editor; Gordon DenBoer, Historical Compiler; Douglas Knox, Book Digitizing Director and Digital Compiler; Emily Kelley, Research Associate; Laura Rico-Beck, GIS Specialist; Peter Siczewicz, ArcIMS Interactive Map Designer; Robert Will, Cartographic Assistant. Copyright The Newberry Library 2008.