Find Washington County Genealogy
Washington County genealogy records go back to 1897, making this one of the older counties in Oklahoma. The county seat is Bartlesville. You can search marriage logs, probate cases, court dockets, land deeds, and even school census records through the county clerk offices or free online search tools. Washington County was created from Cherokee Lands well before statehood. If your family had roots in northeastern Oklahoma during the territorial period, the courthouse in Bartlesville is the primary place to find local genealogy records.
Washington County Overview
Washington County Clerk Office
The Washington County Clerk holds land records, military discharges, and other filed documents. Annette Smith serves as County Clerk. The office is at 400 S. Johnstone, Room 100, Bartlesville, OK 74003. Call (918) 337-2840 for general questions or (918) 337-2834 for land records. Hours are Monday through Friday, 8:00 AM to 5:00 PM. Land records here go back to 1900, which predates many other Oklahoma counties. These early files can be valuable for families who settled in the Cherokee lands before statehood.
The Court Clerk is a separate office at 420 S. Johnstone Ave, Bartlesville, OK 74003. Jean Davis serves as the current Court Clerk. The phone number is (918) 337-2870. The Court Clerk holds marriage, divorce, probate, and court records from 1907 forward. Adoption records require a judge's approval to access. School census records covering 1922 to 1968 are also on file, which is a unique resource for Washington County genealogy. These school records list children by name, age, and parent, making them useful for filling in family gaps.
Copy fees are $0.25 per page. Certified copies cost $1.00 more per page.
| County Clerk | 400 S. Johnstone, Room 100, Bartlesville, OK 74003 |
|---|---|
| County Clerk Phone | (918) 337-2840 |
| Court Clerk | 420 S. Johnstone Ave, Bartlesville, OK 74003 |
| Court Clerk Phone | (918) 337-2870 |
| Hours | Monday - Friday, 8:00 AM - 5:00 PM |
Washington County Records Online
The Oklahoma State Courts Network lets you search Washington County court records for free. Select "Washington" from the county list. You can look up cases by party name, case number, or date range. OSCN covers records from the mid-1990s forward, showing docket entries, party names, and case status at no cost.
For land records, check OKCountyRecords.com. The On Demand Court Records system may have extra details for some Washington County filings. Marriage records from 1907 to the present are at the Court Clerk. You will need both party names and an approximate date to request a search. The Washington County official website has department contacts and office details. Below is a look at the site.
The county website lists phone numbers, addresses, and hours for each department, so you can plan your visit or mail request. Under Oklahoma's Title 51 Sections 24A.1 through 24A.33, the Open Records Act gives the public the right to inspect most government records.
Washington County Genealogy Resources
Washington County has deep roots in Cherokee territory. The county was formed in 1897 from Cherokee Lands. The Dawes Commission records at the Oklahoma Historical Society can help fill in gaps for Washington County families with Cherokee ties. These enrollment files list names, ages, blood quantum, and family connections for tribal members.
The OKGenWeb Washington County page has volunteer-compiled genealogy data for the county. Below is a view of what the site looks like.
OKGenWeb volunteers have gathered census transcriptions, cemetery listings, and other genealogy data for Washington County. These files are free to access and can help narrow down names and dates before you visit the courthouse.
The Bartlesville Public Library at 600 S. Johnstone has local newspaper archives and city directories. The Bartlesville Area History Museum at 401 S. Johnstone holds local history materials, photographs, and archives. The Woolaroc Museum, located just outside Bartlesville, has regional history collections. The Washington County Historical Society is another local resource for researchers.
What Washington County Records Hold
Marriage records from the Court Clerk include bride and groom names, ages, birthplaces, and parents' names. These start in 1907. Divorce records also begin in 1907. Probate files hold the decedent's name, death date, heirs, estate inventory, and executor names. These are some of the most useful documents for Washington County genealogy because they often name relatives who do not appear in any other record type.
Land records at the County Clerk start in 1900 and show property sales, transfers, mortgages, and liens. Under Title 63 Section 1-323, birth records become open after 125 years and death records after 50 years. The school census records from 1922 to 1968 are a standout resource in Washington County. They list children with ages and parents, which can help you bridge a gap when other records fall short.
Washington County Vital Records
Birth and death records are held at the state level by the Oklahoma State Department of Health. Statewide registration started in 1908. Search the free OK2Explore index to find a record before ordering a certified copy.
Marriage and divorce records are public in Oklahoma with no waiting period. The Oklahoma Genealogical Society has publications about territorial vital records that can help if your Washington County ancestors were here before statehood in 1907.
Note: Washington County school census records from 1922 to 1968 are a unique genealogy resource not found in most other Oklahoma counties.
Washington County Historical Research
The Oklahoma Historical Society Research Center in Oklahoma City has census records, land files, and the Dawes Rolls. The Gateway to Oklahoma History lets you search old Washington County newspapers for obituaries and family announcements at no cost. The Bureau of Land Management website has federal land patents. The National Archives at Fort Worth holds Bureau of Indian Affairs records and school records from the Indian Territory period that are relevant to Washington County families.
Cities in Washington County
Washington County includes the city of Bartlesville, which serves as the county seat. Bartlesville is the largest city in the county and has strong ties to the oil industry through Phillips Petroleum. Smaller communities include Dewey, Copan, and Ramona. All genealogy records for these areas are filed at the Washington County offices in Bartlesville.
Nearby Counties
Families in northeastern Oklahoma moved between counties frequently. Check these neighbors if your Washington County search needs more leads.