| History | |
|---|---|
&sq=&lang=&file=File:Naval_jack_of_the_United_States_(1865%E2%80%931867).svg){kind=small}  United States | |
| Ordered | as Mount Vernon |
| Laid down | date unknown |
| Launched | 1846 |
| Acquired | 21 April 1861 |
| Commissioned | May 1861 |
| Decommissioned | (circa) May 1865 |
| Stricken | 1865 (est.) |
| Fate | Sold, 21 June 1865 |
| General characteristics | |
| Displacement | 500 tons |
| Length | 200 ft (61 m) |
| Beam | 24 ft (7.3 m) |
| Draft | 6 ft 6 in (1.98 m) |
| Propulsion |
|
| Speed | 12 knots |
| Complement | not known |
| Armament | one 32-pounder gun |
USS Mount Washington was a steamer purchased by the Union Navy during the American Civil War. She was used by the Union Navy as a gunboat assigned to patrol Confederate waterways.
The side wheel gunboat Mount Vernon, built at Philadelphia, Pennsylvania, in 1846, was seized by order of the War Department 21 April 1861 and transferred to the Navy on that date for active duty with the Potomac Flotilla, Lt. J. Glendy Sprosteon in command.