Search Free Washington Genealogy Records Online
Search Free Washington Genealogy and Family History Records Online including census, cemetery, vital, military and other genealogical and historical records that can be used for your family history research.
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Free Washington Genealogy Records Online
Washington Census Records
Washington Military Records
Washington Genealogy By County
| County | Date Formed | Parent County | County Seat |
|---|---|---|---|
| Adams County | Ritzville | 1883 | Whitman County |
| Asotin County | Asotin | 1883 | Garfield County |
| Benton County | Prosser | 1905 | Yakima and Klickitat Counties |
| Chelan County | Wenatchee | 1899 | Okanogan and Kittitas Counties |
| Clallam County | Port Angeles | 1854 | Jefferson County |
| Clark County | Vancouver | 1845 | Original county |
| Columbia County | Dayton | 1875 | Walla Walla County |
| Cowlitz County | Kelso | 1854 | Original county |
| Douglas County | Waterville | 1883 | Lincoln County |
| Ferry County | Republic | 1899 | Stevens County |
| Franklin County | Pasco | 1883 | Whitman County |
| Garfield County | Pomeroy | 1881 | Columbia County |
| Grant County | Ephrata | 1909 | Douglas County |
| Grays Harbor County | Montesano | 1854 | Thurston County |
| Island County | Coupeville | 1853 | Thurston County |
| Jefferson County | Port Townsend | 1852 | Thurston County |
| King County | Seattle | 1852 | Thurston County |
| Kitsap County | Port Orchard | 1857 | King and Jefferson Counties |
| Kittitas County | Ellensburg | 1883 | Yakima County |
| Klickitat County | Goldendale | 1859 | Walla Walla County |
| Lewis County | Chehalis | 1845 | Original county |
| Lincoln County | Davenport | 1883 | Whitman County |
| Mason County | Shelton | 1854 | King County |
| Okanogan County | Okanogan | 1888 | Stevens County |
| Pacific County | South Bend | 1851 | Lewis County |
| Pend Oreille County | Newport | 1911 | Stevens County |
| Pierce County | Tacoma | 1852 | Thurston County |
| San Juan County | Friday Harbor | 1873 | Whatcom County |
| Skagit County | Mount Vernon | 1883 | Whatcom County |
| Skamania County | Stevenson | 1854 | Clark County |
| Snohomish County | Everett | 1861 | Island County |
| Spokane County | Spokane | 1879 a | Stevens County |
| Stevens County | Colville | 1863 | Walla Walla County |
| Thurston County | Olympia | 1852 | Lewis County |
| Wahkiakum County | Cathlamet | 1854 | Cowlitz County |
| Walla Walla County | Walla Walla | 1854 | Skamania County |
| Whatcom County | Bellingham | 1854 | Island County |
| Whitman County | Colfax | 1871 | Stevens County |
| Yakima County | Yakima | 1865 | Ferguson County (defunct) |
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