Search Free Oklahoma Genealogy Records Online
Search Free Oklahoma 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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Oklahoma Genealogy by County
Click on the name of the county, and see the genealogical and historical information it holds.
| County | Formed | Parent County | County Seat |
|---|---|---|---|
| Adair County | Stilwell | 1907 | Cherokee lands |
| Alfalfa County | Cherokee | 1907 | Woods County |
| Atoka County | Atoka | 1907 | Choctaw lands |
| Beaver County | Beaver | 1890 | Seventh County (entire panhandle until 1907) |
| Beckham County | Sayre | 1907 | Greer County and Roger Mills County |
| Blaine County | Watonga | 1890 | Part of Cheyenne and Arapaho reservation. |
| Bryan County | Durant | 1907 | Choctaw lands |
| Caddo County | Anadarko | 1901 | Indian Territory |
| Canadian County | El Reno | 1901 | Part of Cheyenne and Arapaho reservation |
| Carter County | Ardmore | 1907 | Pickens County, Chickasaw Nation |
| Cherokee County | Tahlequah | 1907 | Originally settled by Cherokee Indians following the Trail of Tears |
| Choctaw County | Hugo | 1907 | Choctaw Nation |
| Cimarron County | Boise City | 1907 | Seventh County (entire panhandle until 1907) |
| Cleveland County | Norman | 1890 | County 3 in Oklahoma Territory. |
| Coal County | Coalgate | 1907 | Tobucksy County, Choctaw Nation |
| Comanche County | Lawton | 1907 | Kiowa, Comanche, and Apache reservation |
| Cotton County | Walters | 1912 | Lands of Quapaws, Choctaws, Chickasaws, Comanche Reservation, and Big Pasture |
| Craig County | Vinita | 1907 | Cherokee Nation |
| Creek County | Sapulpa | 1907 | Creek Nation |
| Custer County | Arapaho | 1891 | Cheyenne-Arapaho Reservation |
| Delaware County | Jay | 1907 | Delaware District of Cherokee Nation |
| Dewey County | Taloga | 1892 | Cheyenne-Arapaho Reservation |
| Ellis County | Arnett | 1907 | Roger Mills and Woodward counties |
| Garfield County | Enid | 1893 | Cherokee Outlet |
| Garvin County | Pauls Valley | 1907 | Chickasaw Nation |
| Grady County | Chickasha | 1907 | Pickens County, Chickasaw Nation |
| Grant County | Medford | 1892 | Originally "L" county |
| Greer County | Mangum | 1896 | Greer County, Texas |
| Harmon County | Hollis | 1909 | GREER County |
| Harper County | Buffalo | 1893 | Woodward County |
| Haskell County | Stigler | 1907 | San Bois County of the Choctaw Nation |
| Hughes County | Holdenville | 1907 | Choctaw Nation and Creek Nation lands |
| Jackson County | Altus | 1907 | Greer County |
| Jefferson County | Waurika | 1907 | Comanche County and part of Chickasaw Nation |
| Johnston County | Tishomingo | 1907 | Chickasaw Nation land |
| Kay County | Newkirk | 1895 | Cherokee Strip |
| Kingfisher County | Kingfisher | 1907 | Unassigned Lands |
| Kiowa County | Hobart | 1901 | Kiowa-Comanche-Apache Indian Reservations |
| Latimer County | Wilburton | 1907 | Choctaw Nation land |
| Le Flore County | Poteau | 1907 | Choctaw Nation |
| Lincoln County | Chandler | 1891 | County A in Oklahoma Territory |
| Logan County | Guthrie | 1891 | County 1 in Oklahoma Territory |
| Love County | Marietta | 1907 | Pickens County, Chickasaw Nation, Indian Territory |
| Major County | Fairview | 1909 | Woods County, Oklahoma Territory |
| Marshall County | Madill | 1907 | Pickens County, Chickasaw Nation, Indian Territory |
| Mayes County | Pryor | 1907 | Saline District, Cherokee Nation |
| McClain County | Purcell | 1907 | Choctaw Nation land |
| McCurtain County | Idabel | 1907 | - |
| McIntosh County | Eufaula | 1907 | Choctaw Nation land |
| Murray County | Sulphur | 1907 | Chickasaw Nation land |
| Muskogee County | Muskogee | 1907 | Muskogee District of Creek Nation and part of Illinois and Canadian Districts of Cherokee Nation |
| Noble County | Perry | 1897 | County P in Oklahoma Territory. |
| Nowata County | Nowata | 1907 | Cooweescoowee District of Cherokee Nation |
| Okfuskee County | Okemah | 1907 | Creek Nation land |
| Oklahoma County | Oklahoma City | 1891 | Unassigned Lands in Indian Territory, the County 2 in Oklahoma Territory |
| Okmulgee County | Okmulgee | 1907 | Creek Nation land |
| Osage County | Pawhuska | 1907 | Contiguous with Osage Reservation |
| Ottawa County | Miami | 1907 | Multiple tribal reservations in Indian Territory. |
| Pawnee County | Pawnee | 1897 | Cherokee Outlet, then County Q in Oklahoma Territory |
| Payne County | Stillwater | 1890 | County 6 in Oklahoma Territory in 1889, renamed to Payne County in 1907 |
| Pittsburg County | McAlester | 1907 | Choctaw Nation land |
| Pontotoc County | Ada | 1907 | Chickasaw Nation |
| Pottawatomie County | Shawnee | 1891 | Creek Nation and Seminole Nation lands. |
| Pushmataha County | Antlers | 1907 | Pushmataha District of the Choctaw Nation |
| Roger Mills County | Cheyenne | 1895 | County F in Oklahoma Territory |
| Rogers County | Claremore | 1907 | Cooweescoowee District, Cherokee Nation, Indian Territory |
| Seminole County | Wewoka | 1907 | Seminole Nation |
| Sequoyah County | Sallisaw | 1907 | Sequoyah District and part of Illinois District, Cherokee Nation |
| Stephens County | Duncan | 1907 | Comanche County, Oklahoma Territory |
| Texas County | Guymon | 1907 | Seventh County (entire panhandle until 1907) |
| Tillman County | Frederick | 1907 | Comanche County, Oklahoma |
| Tulsa County | Tulsa | 1907 | Cherokee Nation and Creek Nation land. |
| Wagoner County | Wagoner | 1907 | Cherokee Nation land |
| Washington County | Bartlesville | 1907 | Cooweescoowee District of Cherokee Nation. |
| Washita County | Cordell | 1897 | County H in Oklahoma Territory |
| Woods County | Alva | 1893 | County M in Oklahoma Territory. |
| Woodward County | Woodward | 1893 | County N in Oklahoma Territory |
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