Washington County, Oklahoma
county in Oklahoma, United States
Washington County is a county in the U.S. state of Oklahoma. It is, in area, the third smallest county in Oklahoma. As of 2000, 48,996 people lived there. Its county seat is Bartlesville.
Washington County | |
|---|---|
 | |
 Location within the U.S. state of Oklahoma | |
 Oklahoma's location within the U.S. | |
| Coordinates: 36°44′50″N 95°58′50″W / 36.747206°N 95.980597°W | |
| Country |  United States |
| State |  Oklahoma |
| Founded | 1907 |
| Named for | George Washington |
| Seat | Bartlesville |
| Largest city | Bartlesville |
| Area | |
| • Total | 424 sq mi (1,100 km2) |
| • Land | 415 sq mi (1,070 km2) |
| • Water | 8.8 sq mi (23 km2) 2.1%% |
| Population | |
| • Estimate (2013) | 51,577 |
| • Density | 123/sq mi (47/km2) |
| Congressional district | 1st |
| Website | www |
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