Washington County offices
Assessor: 400 S. Johnstone, Suite 300, Bartlesville, OK 74003; (918) 337-2830. Start here for assessment records.
County Clerk / land records: 400 S. Johnstone, Bartlesville, OK 74003; Land Records: (918) 337-2834. The County Clerk is the county land-records office.
Court Clerk: (918) 337-2870. The County lists its courthouse at 420 S. Johnstone Ave., Bartlesville; confirm the specific clerk counter before an in-person visit.
