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South Mountain

Battle Name : South Mountain

Date(s) : 14 September 1862

Part of : American Civil War , Eastern Theatre, 1862 , The Antietam Campaign ,

Outcome : A victory for American Confederate Forces over American Union Forces

Type of battle : Land


Even though McClellan had in his possession a lost copy of Lee's complete troop disposition between Harper's Ferry and Hagerstown, showing that Longstreet and Jackson were spread out and separated by the Potomac, he only advanced very slowly and was successfully delayed by D H Hill's Confederate forces blocking the passes through South Mountain while Lee concentrated at Sharpsburg.


Turner's Gap, and Crampton's Gap through South Mountain, Maryland, USA (USA)

Casualty figures

American Confederate Forces

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American Union Forces

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