USS Marblehead (1861)

USS Marblehead
History
United States
Name	USS Marblehead
Builder	George W. Jackman Jr., Newburyport, Massachusetts
Launched	16 October 1861
Commissioned	8 March 1862
Decommissioned	4 September 1868
Fate	Sold, 30 September 1868
General characteristics
Class and type	Unadilla-class gunboat
Displacement	691 tons
Tons burthen	507
Length	158 ft (48 m) (waterline)
Beam	28 ft (8.5 m)
Draft	9 ft 6 in (2.90 m) (max.)
Depth of hold	12 ft (3.7 m)
Propulsion	2 × 200 IHP 30-in bore by 18 in stroke horizontal back-acting engines; single screw
Sail plan	Two-masted schooner
Speed	10 kn (11.5 mph)
Complement	114
Armament	Original: 1 × 11-in Dahlgren smoothbore 2 × 24-pdr smoothbore 2 × 20-pdr Parrott rifle

USS Marblehead was a Unadilla-class gunboat built for the United States Navy during the American Civil War.

Marblehead was launched by George W. Jackman Jr., Newburyport, Massachusetts, 16 October 1861; and commissioned on 8 March 1862; Lieutenant Commander Somerville Nicholson in command.