Washington County Oklahoma (Historic Districts) has 1 places on the National Register of Historic Places.
Some of the country's most noteable architects helped create the Washington County places including Walker Everman. Prominent architectural styles found in Washington Country are Italianate and Mission/Spanish Revival.
Bartlesville Downtown Historic District
(added 1991 - - #91001905)
Roughly bounded by SE Second St., SE Cherokee Ave., SE Fourth St. and the A T & S F RR tracks , Bartlesville